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ChangeLog
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2016-10-07, Version 5.6.1
* Build system: Unnecessary linking of the Write Graphite plugin with
libyajl has been removed. Thanks to Marc Fournier.
Debian#839771, #1976
* collectd: A bug in the "FlushInterval" option that caused a
segmentation fault in the Write HTTP plugin has been fixed. Thanks to
Florian Forster. #1954
* Apache plugin: A syntax error has been fixed. Thanks to Florian
Forster.
* cURL-JSON plugin: A segmentation fault that occurred when handling
JSON with unexpected structure has been fixed. Thanks to Florian
Forster. #1896
* PostgreSQL plugin: Handling of "NULL" values in the "query_plans" and
"query_plans_by_table" queries has been fixed. Thanks to Bernd
Zeimetz. #1905
* RRDCacheD plugin: Reconnection behavior has been added. Thanks to
Sebastian Harl. Debian#657877
* VServer plugin: Use of a deprecated API ("readdir_r()") has been
fixed. Thanks to Sebastian Harl.
* Write Graphite plugin: Make default values configurable at compile
time again. Thanks to Florian Forster. #1953
* Write HTTP plugin: A bug has been fixed that lead to flush callbacks
being registered twice. Thanks to Florian Forster. #1955
2016-09-11, Version 5.6.0
* Build system: An option to to avoid building the DF plugin against XFS
has been added. Thanks to Ruben Kerkhof. #1878
* Build system: Autoconf ≥ 2.60, a C99-capable compiler and pkg-config
are now required. Thanks to Ruben Kerkhof.
* Build system: Building with "-Werror" is now optional. Thanks to Ruben
Kerkhof. #1222
* Build system: Many compilation issues on non-Linux platforms have been
fixed, leading to wider plugin support. Thanks to Ruben Kerkhof,
Dagobert Michelsen, Havard Eidnes and Robert Viduya.
* Build system: The configuration summary now also ends up in
config.log. Thanks to Sebastian Harl.
* collectd: All command-line options now override global options from
the config file. Thanks to Sebastian Harl. #366
* collectd: A number of unit tests for commonly used functions have been
added. Thanks to Florian Forster.
* collectd: Plugins start up and read timeouts are now logged. Thanks to
Marc Fournier. #1293, #1254
* collectd: Support for a timeout has been added to "FLUSH" callbacks.
Thanks to Manuel Luis Sanmartín Rozada.
* collectd: The "-T" command line switch now reports more errors. Thanks
to Corey Kosak. #1642
* collectd: The max size of value list elements ("DATA_MAX_NAME_LEN")
has been doubled and is now configurable at build time. Thanks to Amy
Lin, Florian Forster and Radu Brumariu. #1120
* Set target: The "MetaData" option has been added. Thanks to Yves
Mettier and Kevin Bowling. #1106, #1656, #1913
* AMQP, Write_HTTP, Write_Kafka plugins: Support for libyajl < 2 has
been added. Thanks to Florian Forster.
* APC UPS plugin: Parsing of end markers has been fixed. Thanks to
Florian Forster #617
* APC UPS plugin: The "PersistentConnection" option has been added.
Thanks to Florian Forster #617
* ceph, DNS, Exec, IPTables, Ping, turbostat plugins: When running
unprivileged, these plugins will now warn about insuffiscient
permissions or capabilities(7). Thanks to Marc Fournier. #1530
* Chrony plugin: This new plugin collects NTP data from the chrony NTP
server. Thanks to Claudius Zingerli. #1548
* cpusleep plugin: This new plugin measures time spent by CPU in deep
sleep mode. Thanks to Rinigus. #1826
* CPU plugin: The "ReportNumCpu" option has been added. Thanks to Fabien
Wernli.
* cURL, cURL-JSON, cURL-XML plugins: The new "Statistics" reports
various per-HTTP connection timers. Thanks to Sebastian Harl. #1004
* DBI plugin: The "Interval" option has been added to "Database" blocks.
Thanks to Michal Bebjak.
* Disk plugin: Support for FreeBSD has been added. Thanks to Xin Li,
Brad Davis, Ruben Kerfhof and Kevin Bowling.
* Empty Counter match: Support for derives has been implemented. Thanks
to Florian Forster. #1813
* GenericJMX plugin: Support for TabularData and the "PluginName" option
have been added. Thanks to David Crane. #1290, #1291
* GPS plugin: This new plugin reports the number of sattelites seen by
and precision of a GPS receiver. Thanks to Nicolas Jourden. #1346
* gRPC plugin: This new client and server plugin allows sending and
receiving metrics using the gRPC protocol. Comparable to the UnixSock
plugin, but using TCP and TLS. Thanks to Sebastian Harl and Florian
Forster.
* Interface plugin: Reporting dropped packets has been added. Thanks to
Marc Falzon. #1555
* Interface plugin: The "ReportInactive" has been added, letting users
skip inactive network interfaces. Thanks to Rinigus. #1791
* Interface plugin: The new, Solaris-only "UniqueName" option has been
added. Thanks to Yoga Ramalingam. #1416
* Lua plugin: This new language binding allows writing plugins using the
Lua programming language. Thanks to Julien Ammous, Florian Forster and
Ruben Kerkhof.
* Memory plugin: Reporting of ARC memory on Solaris has been added.
Thanks to Brian ONeill.
* MQTT plugin: This new plugin sends metrics to and/or receives metrics
from an MQTT broker. Thanks to Marc Falzon, Jan-Piet Mens, Nicholas
Humfrey and Florian Forster. #805, #1124
* MySQL plugin: Connection to the database server can now be done over
SSL. Thanks to Brian Lalor. #1256
* MySQL plugin: Monitoring slow queries has been added. Thanks to skob.
#1773
* MySQL plugin: mysql_bpool_pages-flushed has been renamed to
mysql_bpool_counters-pages_flushed because the value is cumulative.
Thanks to Marek Becka.
* MySQL plugin: Support for Galera statistics has been added. Thanks to
Rachid Zarouali. #1849
* MySQL plugin: Support for InnoDB metrics was improved. Thanks to Aman
Gupta. #1111
* MySQL plugin: The "mysql_sort" type has been split into 3 different
types. Thanks to Pavel Rochnyack. #1592
* Network plugin: Decryption error logging has been improved. Thanks to
Pavel Rochnyack. #1735
* Notify Nagios plugin: This new plugin sends notifications to Nagios as
a passive check result. Thanks to Florian Forster.
* NTPd plugin: The plugin now detects if the ntp daemon reports
nanoseconds instead of microseconds. Thanks to Matwey V. Kornilov.
#1783
* OpenLDAP plugin: Several connection-related improvements have been
made. Thanks to Marc Fournier. #1308
* OpenLDAP plugin: Support for "simple authentication" has been added.
Thanks to Marek Becka. #1087
* Ping plugin: The "Size" option has been added, allowing the ICMP data
payload size to be configured. Thanks to Witold Baryluk. #1395
* PostgreSQL, DBI, Oracle plugins: The new "PluginInstanceFrom" option
has been added. Thanks to Pavel Rochnyack. #1707
* PowerDNS plugin: The recursor metrics have been updated to 3.7.3 and
missing rr types have been added. Thanks to Ruben Kerkhof.
* Processes plugin: Counting of context switches was added for Linux.
Thanks to Manuel Luis Sanmartín Rozada. #1036
* Processes plugin: Improve reliability of thread counts on Linux.
Thanks to Manuel Luis Sanmartín Rozada.
* Python plugin: Minimal Python version requirement has been bumped to
2.6. Thanks to Ruben Kerkhof. #1864
* Redis plugin: Several additional metrics are now collected. Thanks to
Marc Falzon and Matteo Contrini. #1807, #1483
* Sensors plugin: The "UseLabels" option has been added. Thanks to
Christian Fetzer.
* SMART plugin: The new "IgnoreSleepMode" option has been added. Thanks
to Scott Talbert. #1770
* SMART plugin: The new "UseSerial" option allows identifying devices in
a stable way. Thanks to Scott Talbert. #1794
* SNMP plugin: The "IpAddress" can now be used for instances. Thanks to
Vincent Bernat. #1397
* StatsD plugin: Latency calculation histogram is now able to shrink
automatically to optimal size. Thanks to Pavel Rochnyack. #1622
* StatsD plugin: The "CounterSum" option has been added. Thanks to
Florian Forster. #929, #1282, #1311
* UUID plugin: The plugin now also looks in in smbios system table and
"/sys/class/dmi". Thanks to Ruben Kerkhof. #1490
* virt plugin: The "PluginInstanceFormat" option has been added. Thanks
to Ruben Kerkhof. #1100
* Write Graphite plugin: The "ReconnectInterval" option has been added.
Thanks to Toni Moreno and Florian Forster.
* Write HTTP plugin: A KairosDB formatter has been added. Thanks to
Aurélien Rougemont. #1809
* Write HTTP plugin: Notifications are now handled by this plugin.
Thanks to Florian Forster.
* Write HTTP plugin: The "LogHttpError" option has been added. Thanks to
vzubko.
* Write HTTP plugin: The new "Headers" option allows setting custom HTTP
headers in outgoing requests. Thanks to Brandon Arp. #1634
* Write Kafka plugin: Key handling has been made more comprehensive and
reliable. Thanks to Florian Forster, Pierre-Yves Ritschard and Vincent
Bernat. #1765, #1695, #1393
* Write Redis plugin: The "Database", "MaxSetSize", "Prefix" and
"StoreRates" options have been added. Thanks to Brian Kelly and
Sebastian Pfahl.
* Write Riemann plugin: The new "BatchFlushTimeout" and "Timeout" option
have been added. Thanks to Pierre-Yves Ritschard and Gergely Nagy.
* Write Riemann plugin: This plugin now requires the riemann-c-client
library, version 1.6.0+. This adds support for submitting values to
Riemann over TLS. Thanks to Gergely Nagy. #986
* Write TSDB, Write Sensu, Write Riemann, Write Graphite, Write TSDB
plugin: TCP keepalive is now enabled, helping graceful recovery from
unclean network disconnections. Thanks to Marc Fournier. #1549
* XenCPU plugin: This new plugin collects XEN Hypervisor CPU stats.
Thanks to Pavel Rochnyack. #1608
* ZFS ARC plugin: Several new statistics have been added and a couple of
obsolete ones removed. Thanks to Brad Davis, Brian ONeill and Ruben
Kerkhof.
* Zone plugin: This new plugin reads per-zone CPU usage on Solaris.
Thanks to Mathijs Mohlmann and Dagobert Michelsen.
2016-07-25, Version 5.5.2
* collectd: A division by zero has been fixed in the
"plugin_dispatch_multivalue()" function. Thanks to Corey Kosak.
* collectd: The address of the Free Software Foundation has been fixed
in GPL license headers. Thanks to Ruben Kerkhof.
* Build system: Detection and handling of librrd 1.6 and later has been
fixed. Thanks to Ruben Kerkof.
* Apache plugin: A warning about a possible misconfiguration has been
added. Thanks to Marc Fournier.
* cURL, cURL-JSON and cURL-XML plugins: A memory leak when allocating
more memory fails has been fixed. Thanks to Brandon Arp.
* DF plugin: A build issue on DragonFlyBSD has been fixed. Thanks to
Ruben Kerkhof. #1575
* Ethstat plugin: Code to strip leading whitespace from device names.
This works around an issue in the VMXNet3 driver. Thanks to Thomas
Guthmann. #1059
* Exec plugin: A problem in the error handling of an fdopen() failure
has been fixed. Thanks to @ciomaire.
* Modbus plugin: The debug output has been disabled by default. It is
now only enabled when building with "--enable-debug". Thanks to Eric
Sandeen and Marc Fournier.
* Network plugin: A check for the initialization of secure memory has
been added. Previously, failure to initialize this memory was
ignored. Thanks to @yujokang. #1665
* Network plugin: A heap overflow has been fixed in the server code.
This issue can be triggered remotely and is potentially exploitable.
Thanks to Emilien Gaspar. CVE-2016-6254
* Perl plugin: Init callbacks have been changed to run essentially
single-threaded to avoid race conditions by init functions which
create additional threads. Thanks to Pavel Rochnyack. #1706
* Processes plugin: A warning about too long process names has been
added. Thanks to Marc Fournier. #1284
* Redis plugin: A memory leak in an error handling code path has been
fixed. Thanks to Andrés J. Díaz.
* Redis plugin: The data source type of the expired_keys metric has been
corrected to "DERIVE". Thanks to Marc Falzon and Marc Fournier. #1483.
* SMART plugin: A build dependency on libudev has been added. Thanks to
Pavel Rochnyack. #1724
* StatsD plugin: A deadlock on plugin shutdown has been fixed. Thanks to
Pavel Rochnyack #1703
* Write HTTP plugin: Freeing of memory holding HTTP headers during
shutdown has been fixed. Thanks to Tolga Ceylan.
* Write Sensu plugin: A segfault when the Tag was unset has been fixed.
Thanks to Marc Fournier.
* ZFS ARC plugin: The cache_operation-stolen metric has been removed for
FreeBSD 10.2 and later. Thanks to Ruben Kerkhof. #1580
2016-01-22, Version 5.5.1
* Build system: Compilation errors have been avoided by correctly
defining package name and version used by autoconf. Thanks to Nathan
Berkley. #1063
* Build system: Dependency ordering was fixed to ensure parallel builds
work reliably. Thanks to Gustavo Zacarias. #1125
* Build system: Error messages have been improved and building the unit
tests has been fixed on Solaris. Thanks to Florian Forster and
Dagobert Michelsen. #1077
* Build system: The move of the "utils_ignorelist" functions has been
reverted. This fixes build issues of numerous plugins. Thanks to
Benjamin Drung;. #1323
* Build system: The fhcount plugin has been restricted to Linux. Thanks
to Ruben Kerkhof. #1195
* Build system: Detection of header files for the turbostat plugin has
been fixed. Thanks to Marc Fournier. #1075
* collectd: The "LC_NUMERIC" locale is now forced, to prevent issues
with some plugins on environments using a comma as decimal separator.
Thanks to Florian Forster. #1237
* Documentation: Some precisions related to the virt plugin have beed
added. Thanks to Wojtek Bocer and Ruben Kerkhof.
* Documentation: The CollectdInternalStats documentation has been
improved. Thanks to Yves Mettier and Florian Forster.
* Battery plugin: A missing Type has been added. Thanks to Marc
Fournier. #1338
* Bind plugin: An off-by-one error has been fixed: an index was checked
against a wrong variable, which may lead to an out-of-bounds read.
Thanks to Michal Humpula. #1123
* Ceph plugin: JSON parsing has been refactored to support ceph 10.0.0
and fixes several buffer overflows. Thanks to Florian Forster. #1350
* CPU plugin: A Mac OS X specific bug has been fixed: the plugin
expected an incorrect number of CPU states, resulting in failing read
callbacks. This regression was introduced in 5.5.0. Thanks to Robert
Viduya.
* Disk plugin: Support for Mac OS X 10.10 has been added. Thanks to
Robert Viduya. #1065
* IPC plugin: Support for building with musl-libc has been added. Thanks
to Natanael Copa. #1147
* Log Logstash plugin: A segfault when using libyajl, version 1 was
fixed. Thanks to Vincent Bernat. #1190
* Log Logstash plugin: The timestamp is now ISO 8601 compliant. Thanks
to Marc Fournier. #1132
* memcached plugin: The Type of the listen-disabled metric was fixed.
Thanks to Florian Forster. #1356
* MySQL plugin: The Type used by Innodb_buffer_pool_pages_flushed was
fixed. Thanks to Marek Becka. #1085
* OpenLDAP plugin: A crash when using LDAPI (LDAP-over-IPC) got fixed.
Thanks to Marek Becka. #1080
* OpenLDAP plugin: Support for Mac OS X has been added. Thanks to Ruben
Kerkhof. #1489
* SMART plugin: A memory leak has been fixed. Thanks to Florian
Schüller and Pierre-Yves Ritschard. #1076
* Swap plugin: A regression that would lead to swap usage being reported
in kilobytes (instead of bytes) has been fixed. Thanks to Marek Becka.
#1071
* Varnish plugin: Support for FreeBSD has been added. Thanks to Ruben
Kerkhof. #1182
* Varnish plugin: Support for versions 3 and 4 has been made more
tolerant to minor changes in Varnish point releases. Thanks to Marc
Fournier. #1302
* virt plugin: A copy-and-paste mistake in an error message has been
fixed. Thanks to Ruben Kerkhof. #1101
* Write Kafka plugin: Support for Solaris has been added. Thanks to
Shahul Hameed. #1171
* Write Redis plugin: Dead code has been removed. Thanks to Brian Kelly.
#1143
* 27 patches have been applied to numerous plugins and core components,
fixing various programming errors which were reported by scan-build,
libasan, FBInfer, coverity-scan and clang: Thanks to Ruben Kerkhof,
Florian Forster and Marek Becka.
* Collectd::Unixsock: A Perl error got corrected. Thanks to Ciaran Mac
An Iomaire. #1295
2016-01-07, Version 5.5.0-sfx8
* Log http error codes other than 200.
* plugin.c: emit log message when plugin loading succeeds
* Support for call the flush callback at regular intervals using the read plugin callback.
* add notifications to write_http
* increase DATA_MAX_NAME_LEN from to 1024
2015-05-27, Version 5.5.0
* Build system: Ability to make out-of-tree builds has been fixed.
Thanks to Vincent Bernat. #792
* Build system, Disk and Users plugins: Detection and use of libstatgrab
≧ 0.90 has been added. Thanks to Vincent Bernat. #445, #795, #806,
#807, #908
* Build system, Memory, CPU, TCPConns and Processes plugins: Numerous
fixes related to OpenBSD support have been added. Thanks to Landry
Breuil. #777, #778, #779, #808
* Build system: Plugins now only export "module_register()". Thanks to
Florian Forster.
* Build system: Various cleanups and improvements have been done. Thanks
to Marc Fournier.
* collectd: Numerous internal changes and improvements to the daemon and
the plugin API have been make. Thanks to Florian Forster, Pierre-Yves
Ritschard and Alex Petrov. #512, #727
* collectd: Numerous spelling mistakes have been corrected in comments
and documentation and several error messages have been improved.
Thanks to Ruben Kerkhof, Abhinav Upadhyay, Olivier Bazoud, Pierre-Yves
Ritschard, Tim Smith, Moshe Zada, Katelyn Perry and Marc Fournier.
* collectd: Rules/Targets can now be appended to existing Filter Chains.
Thanks to Marc Falzon. #444
* collectd: Failing Filter Chains destinations will now log the list of
available write targets. Thanks to Wilfried Goesgens. #650, #1043
* collectd: Support for process signaling and management by upstart and
systemd has been implemented for the Linux platform. Thanks to
Pierre-Yves Ritschard and Marc Fournier. #798, #811, #814
* collectd: The "CollectInternalStats" option has been added. Thanks to
Yves Mettier. #691
* collectd: The daemon source code and dependencies have moved to the
"src/daemon/" directory. Thanks to Florian Forster.
* collectd: The new "MaxReadInterval" option allows to cap the
exponential retry interval of plugins read errors. Thanks to Alexey
Remizov and Florian Forster. #713
* collectd: The "-P" command-line option now has precedence over the
"PIDFile" option. Thanks to Thomas D. #553
* collection.cgi: Various data-source related adjustments have been
made. Thanks to Fabiano Pires and Sebastian Harl.
* libcollectdclient: Now propagates errors when signing / encrypting
network packets. Thanks to Florian Forster.
* Configuration: Support for unquoted IPv6 addresses has been added.
Thanks to Sebastian Harl. #489
* Documentation: Various improvements have been done. Thanks to Florian
Forster and Marc Fournier.
* Examples: the sample C plugin has been updated to the current plugin
API. Thanks to Sebastian Harl.
* Licensing: The following components have been relicensed to the MIT
license: the Apple Sensors, Ascent, DBI, E-Mail, Entropy, GenericJMX,
gmond, LogFile, nginx, Notify Desktop, NTPd, NUT, olsrd, Perl, Ping,
PostgreSQL, Protocols, RouterOS, RRDCacheD, SNMP, StatsD, SysLog,
Table, Tail, UnixSock, vmem, VServer, Wireless, Write Riemann and XMMS
plugins, the core collectd daemon, the collectdmon, collectd-nagios
and collectd-tg utilities, all the Targets and Matches, liboconfig,
most of the "utils_*" files and the plugin API.
* Tests: A test suite has been added. Thanks to Florian Forster.
* Threshold: The hysteresis calculation has been made more reliable.
Thanks to Jan Kundrát. #581
* Threshold: Various fixes and improvements have been made. Thanks to
Manuel Luis Sanmartín Rozada. #649, #644
* AMQP plugin: The "ConnectionRetryDelay" option has been added,
allowing to delay reconnection. Thanks to Yoga Ramalingam and Marc
Fournier. #833
* AMQP plugin: The "QueueDurable" and "QueueAutoDelete" options have
been added, giving control over queue creation and deletion. Thanks to
David Blundell and Marc Fournier. #623
* Apache, Ascent, BIND, cURL, cURL-JSON, cURL-XML, nginx and Write HTTP
plugins: Customizing the "User-Agent" field is now possible at
compile-time. Thanks to Jeremy Katz. #440
* Apache, Ascent, BIND, cURL, cURL-JSON, cURL-XML, nginx plugins: The
connection will be reset if it hasn't completed within the configured
"Interval". The new "Timeout" option gives control over this behavior.
Thanks to Jan Kundrát and Marc Fournier. #982, #983, #993
* Apache, Ascent, cURL, cURL-JSON, cURL-XML, nginx, Write HTTP plugins:
Allow usernames and passwords to contain colons if built against
libcurl ≧ 7.19.1. Thanks to Marc Fournier. #695, #947
* Apache plugin: The "SSLCiphers" option gives control over the
encryption algorithms to use with TLS connections. Thanks to Toni
Moreno. #946
* Barometer plugin: This new plugin reads sensor data from various
Freescale and Bosch digital barometers. Thanks to Tomas Menzl. #69,
#693
* Battery plugin: Reporting values as percentages and reporting degraded
batteries has been added. Thanks to Florian Forster.
* Battery plugin: Support for reading values from sysfs on Linux has
been added. Thanks to Andy Parkins, Nicholas Humfrey, Peter Wu and
Florian Forster. #725, #810, #998
* Battery plugin: The value for current is no longer supplied unless the
battery provides this information. Thanks to Florian Forster.
* BIND plugin: Bind's XML v3 API is now supported; Thanks to Victor
Berger, Bruno Prémont and Michal Humpula. #742, #847
* Ceph plugin: This new plugin collects statistics from the Ceph
distributed storage system. Thanks to Dan Ryder, Dennis Zou, Colin
McCabe, Sage Weil. #522, #598
* ConnTrack plugin: Support for reporting values as percentages as well
as legacy conntrack files in "/proc" has been added. Thanks to
Pierre-Yves Ritschard. #497, #680
* CPU plugin: The plugin is now able to report values as percentages and
aggregate values per-state and per-CPU. Thanks to Pierre-Yves
Ritschard, Florian Forster, Fabien Wernli, Nicholas Humfrey and
Wilfried Goesgens. #499, #516, #639 #734, #812, #802
* cURL-JSON plugin: Extracting values from complex JSON structures has
been enhanced. Thanks to Jim Radford. #408, #411
* cURL-JSON plugin: Intervals can now be configured on a per-URL basis.
Thanks to Stan Sawa. #685
* cURL-JSON, cURL-XML, Write HTTP plugins: These plugins now also follow
HTTP redirects. Thanks to Marc Fournier.
* cURL, cURL-JSON, cURL-XML plugins: HTTP Digest authentication has been
implemented. Thanks to Frank Cornelis. #482
* DBI, Oracle, PostgreSQL plugins: A "MetadataFrom" parameter has been
added which allows to set metadata from database columns. Thanks to
Mark Wong. #317, #321
* DBI plugin: Querying several databases in parallel is now possible.
Thanks to Vincent Bernat. #453
* Disk plugin: On the Linux platform, disk names can now get looked up
in udev with the "UdevNameAttr" option. Thanks to Patrick Mooney. #537
* Disk plugin: This plugin now collects several additional I/O-related
metrics on the Linux platform. Thanks to Florian Forster and Michael
Schenck. #705, #759
* DRBD plugin: This new plugin reads Linux's Distributed Replicated
Block Device (DRBD) statistics. Thanks to Tim Laszlo. #566, #700
* Exec, UnixSock plugins: The "PUTNOTIF" command now allows to set
metadata on notifications. Thanks to John-John Tedro. #416
* fhcount plugin: This new plugin reports the number of used file
handles. Thanks to Jiri Tyr. #1009
* GenericJMX plugin: A Class Loader for "JMXConnectorFactory" has been
added, allowing the plugin to work with JBOSS > 7. Thanks to Alexandre
Moutot. #452
* IPC plugin: This new plugin collects information related to shared
memory. Thanks to Andrés J. Díaz. #925
* Java plugin: Now uses the hostname defined in the configuration file.
Thanks to Pierre-Yves Ritschard. #530, #681
* Load plugin: The plugin is now able to report values as percentages.
Thanks to Vedran Bartonicek and Pierre-Yves Ritschard. #344, #498
* Log Logstash plugin: This new plugin writes collectd logs and events
as Logstash JSON formatted events. Thanks to Pierre-Yves Ritschard.
#360
* LVM plugin: The plugin collects thin pool data volumes size, and no
longer reports virtual volumes. Thanks to Benjamin Gilbert. #603
* memcached plugin: "listen_disabled_num" are now also reported. Thanks
to Matt Cottingham. #622
* Memory plugin: Slab memory reporting on the Linux platform has been
added. Thanks to Manuel CISSÉ and Marc Fournier. #560, #697
* Memory plugin: The plugin is now able to report values as percentages.
Thanks to Jeremy Katz, Florian Forster and Manuel CISSÉ. #501, #511,
#559
* Modbus plugin: Selecting between holding and input registers is now
possible. Thanks to Jan Vitek. #338
* Modbus plugin: Support for accessing devices through an RS-485 serial
port has been added. Thanks to Eric Sandeen.
* Multimeter plugin: This plugin isn't built by default on the AIX
platform anymore. Thanks to Manuel Luis Sanmartin Rozada. #549, #684
* MySQL and PostgreSQL plugins: Passing "127.0.0.1" as a host will now
result in the global Hostname being used in metric names. Thanks to
Jeremy Katz. #441
* MySQL plugin: InnoDB, Select and Sort statistics collection has been
added. Thanks to Wilson Felipe, Marek Becka and Pierre-Yves Ritschard.
#248, #621, #699, #824
* MySQL plugin: The "Alias" and "ConnectTimeout" options have been
added. Thanks to William Tisäter.
* Netlink plugin: Support for 64bit netlink counters has been added.
Thanks to Marek Becka. #435
* Network plugin: The "ReconnectInterval" configuration option has been
added. Thanks to John Ferlito. #732
* NFS plugin: Support for NFSv4.0 has been implemented. Thanks to Marek
Becka. #550
* OneWire plugin: Support for more temperature-providing sensor families
has been added. Thanks to Tomasz Torcz. #672
* OneWire plugin: Support for full OWFS path and more device families
has been implemented. Thanks to Tomas Menzl. #68
* OpenLDAP plugin: This new plugin reads monitoring information from
OpenLDAP's "cn=Monitor" subtree. Thanks to Kimo Rosenbaum, Marc
Fournier and Nicholas Humfrey. #719
* OpenVPN plugin: Support for OpenVPN 2.3.0 has been implemented. Thanks
to Ed Okerson. #252
* OpenVZ plugin: Various improvements have been made, making the plugin
report values like the other collectd plugins do. Thanks to Chris
Lundquist. #264
* Perl plugin: A new "listval_filter" method has been added, various
internal cleanups and improvements have been made and a test suite has
been added. Thanks to Matthias Bethke. #728
* PostgreSQL plugin: The new "ExpireDelay" option allows skipping older
values pending write when the database slows down. Thanks to Stephen
O'Dor. #593
* PowerDNS plugin: The plugin was updated for stats from pdns 3.4.3.
Thanks to Ruben Kerkhof. #965
* Processes plugin: A memory-usage related optimization for low-profile
systems has been added. Thanks to Florian Forster. #652
* Python plugin: Support for Python3 has been improved, "ModulePath" is
now prepended to "sys.path", and the "get_dataset()" function has been
added to the Python API. Thanks to Sven Trenkel and Patrick Browne.
#890, #751, #771
* Redis and Write_Redis plugins: The support library has been switched
from credis to hiredis. Thanks to Andrés J. Díaz, Victor Seva, Marc
Fournier, Johan Bergström, Michael Spiegle and brianpkelly. #296,
#464, #475, #799, #1030
* Redis plugin: Custom commands can now be used to fetch values stored
in Redis. Thanks to Pierre-Yves Ritschard. #816
* Redis plugin: Support for passwords up to 512 characters long has been
added. Thanks to Jeremy Katz. #532
* Sensors plugin: Support for lm_sensors' power sensors has been added.
Thanks to Jan Kundrát. #571
* SMART plugin: This new plugin collects SMART statistics from disk
drives. Thanks to Vincent Bernat. #797
* SNMP plugin: A blacklist/whitelist feature can now be used to filter
which OIDs to collect. Thanks to Christophe Courtaut. #414
* SNMP plugin: SNMPv3 authentication and encryption support has been
implemented. Thanks to Michael Pilat. #362
* SNMP plugin: Two error messages have been disambiguated. Thanks to
Sergey. #939, #952
* Swap plugin: The plugin is now able to report values as percentages.
Thanks to Jeremy Katz and Florian Forster. #500, #510
* Swap plugin: The plugin no longer fails on Linux systems where
"SwapCached" isn't exposed by the kernel. Thanks to Florian Forster.
#733
* Tail plugin: "GaugeInc" and "GaugeAdd" options have been implemented.
Thanks to Andre Ferraz. #673
* Tail plugin: Intervals can now be configured on a per-File basis.
Thanks to Tom Leaman. #446
* TCPConns plugin: The "AllPortsSummary" option, allowing to summarize
all connections, has been added. Thanks to Marek Becka. #488
* TCPConns plugin: Three metrics were renamed on the AIX platform, for
the sake of consistency. Thanks to Manuel Luis Sanmartín Rozada. #546
* Turbostat plugin: This new plugin reads CPU frequency and C-state
residency on modern Intel turbo-capable processors. Thanks to Vincent
Brillault, Jean Delvare and Nicolas Iooss. #651
* UnixSock plugin: The "GETTHRESHOLD" command has been re-added. Thanks
to Manuel Luis Sanmartín Rozada. #674
* Varnish plugin: Varnish 4 support has been added, as well as as
monitoring metrics only available in Varnish 4. Thanks to Marc
Fournier. #618, #783
* virt plugin: Guests memory usage is now also collected. Thanks to
Tiago Carvalho, jazzmes and Zollner Robert.
* virt plugin: It is now possible to chose between using guests' name or
UUID as plugin_instance. Thanks to Remi Ferrand. #385
* virt plugin: The libvirt plugin has been renamed to virt. Thanks to
Florian Forster.
* Write Graphite plugin: When the connection to graphite fails,
reconnection attempts are now limited to once per second. Thanks to
Florian Forster. #625
* Write HTTP plugin: Multi-instance support of this plugin has been
improved. The "<URL "url">" block has been deprecated in favor of
"<Node "identifier">". Thanks to Marc Fournier. #902
* Write HTTP plugin: Several TLS-related configuration options have been
added. Thanks to Ingmar Runge. #666
* Write HTTP plugin: The "LowSpeedLimit" and "Timeout" options allow to
reset slow/stalled network connections. Thanks to loginator17 and Marc
Fournier. #752, #985
* Write HTTP plugin: The size of the payload posted to the HTTP server
can now be controlled with the "BufferSize" option. Thanks to Florian
Forster. #722
* Write Kafka plugin: This new plugin sends data to Apache Kafka, a
distributed messaging queue. Thanks to Pierre-Yves Ritschard,
ciomaire, Vincent Bernat, Marc Fournier. #670, #694, #794, #853, #014
* Write Log plugin: This new plugin dispatches collected values to the
configured log destination(s). Thanks to Pierre-Yves Ritschard. #886
* Write Riemann plugin: Extra meta strings are now added as attributes
in notifications. Thanks to John-John Tedro. #417
* Write Riemann plugin: Notification message are now sent to the Riemann
server via the description field. Thanks to Adrian Miron. #575
* Write Riemann plugin: Support for custom attributes has been added.
Thanks to Pierre-Yves Ritschard. #459
* Write Riemann plugin: Support had been implemented for sending events
to Riemann in batches (when using TCP), and is enabled by default.
Thanks to Pierre-Yves Ritschard. #800
* Write Riemann plugin: The "EventServicePrefix" option has been added,
which adds a prefix to event service names. Thanks to Moshe Zada. #706
* Write Riemann plugin: Threshold checks can now be passed down to the
Riemann server. Thanks to Pierre-Yves Ritschard. #518
* Write Sensu plugin: This new plugin submits values to Sensu, a stream
processing and monitoring system. Thanks to Fabrice A. Marie and Marc
Fournier. #912, #1001, #1016
* Write TSDB plugin: This new plugin sends data to OpenTSDB, a scalable
time series database. Thanks to Kevin Bowling, Florian Forster, Dallin
Young, Michael Schenck and Pierre-Yves Ritschard. #703, #772, #945
* ZFS ARC plugin: Support for ZFS-on-Linux has been added. Thanks to
Marc Fournier and Wilfried Goesgens. #552
* Zookeeper plugin: This new plugin reads data from the Apache Zookeeper
"MNTR" command. Thanks to Jeremy Katz. #826
2016-07-26, Version 5.4.3
* Build system: A deprecation warning has been removed. Thanks to
Florian Forster.
* Build system: An ordering issue when build the AMQP plugin was
corrected. Thanks to Shahul Hameed.
* Build system: Building the gmond plugin against recent libganglia
versions has been added. Thanks to Marc Fournier. #1129
* Build system: "collectd-tg" now builds on AIX. Thanks to Manuel Luis
Sanmartín Rozada. #542
* Build system: "version-gen.sh" portablility was improved. Thanks to
Marc Fournier and Ruben Kerkhof.
* Build system: Compiling utils_dns.c on Solaris has beed fixed. Thanks
to Yves Mettier, Dagobert Michelsen and Florian Forster. #348
* Build system: Default JDK detection got improved. Thanks to Ruben
Kerkhof and Marc Fournier.
* Build system: Detection and handling of librrd 1.6 and later has been
fixed. Thanks to Ruben Kerkhof.
* Build system: notify_email build options got corrected to make it
build on non-GNU libc systems. Thanks to Marc Fournier.
* Build system: Protobuf building and logging has been improved. Thanks
to Ruben Kerkhof.
* Build system: The "make distcheck" target was fixed to properly handle
java build artifacts. Thanks to Florian Forster.
* Build system: The configure script got fixed to work properly when
called with "CC="gcc -Wall -Werror"" . Thanks to Marc Fournier.
* Build system: The configure script will now fail if pkg-config isn't
available. Thanks to Ruben Kerkhof.
* Build system: The users plugin now builds properly on Solaris when
libstatgrab is available. Thanks to Dagobert Michelsen. #1061
* Build system: Various fixes have been done to improve library
detection on FreeBSD. Thanks to Ruben Kerkhof.
* collectd2html: Several perl errors have been corrected. Thanks to Ruud
van Melick. #1103
* collectd: A global gauge format-string is now used to avoid loss of
precision. Thanks to Florian Forster. #1039
* collectd: A race condition at plugin initialization time was fixed.
Thanks to Jan Andres. #1316
* collectd: Autoloading now properly sets plugin context, allowing
plugins to determine the interval. Thanks to Florian Forster. #1069
* collectd: Empty "Plugin" blocks are now supported by the configuration
file parser. Thanks to Manuel Luis Sanmartín Rozada. #1035
* collectd: The address of the Free Software Foundation has been fixed
in GPL license headers. Thanks to Ruben Kerkhof.
* collectd: Writing to a closed TCP socket is now properly handled.
Thanks to Tamás Földesi. #1104
* Documentation: iptables plugin: IPv6 configuration option has been
added to the collectd.conf(5) manpage. Thanks to 'Marc Fournier''.
#1496
* AMQP plugin: The plugin was fixed to build against librabbitmq 0.6.0.
Thanks to Remi Collet. #1008
* Apache plugin: A warning about a possible misconfiguration has been
added. Thanks to Marc Fournier.
* Apache plugin: The plugin was extended to parse the whole response,
required to support Apache versions greater than 2.4.17. Thanks to
Marc Fournier and Florian Forster. #1170, #1343
* APC UPS plugin: Log messages are now prefixed with the plugin name.
Thanks to Sergey. #1329
* Bind plugin: The type_instance now gets properly sanitized. Thanks to
Thomas Kho. #992
* CPU plugin: Error messages on MacOSX have been improved. Thanks to
Florian Forster. #22
* cURL plugin: A typo in an error message got corrected. Thanks to Marc
Fournier.
* cURL, cURL-JSON and cURL-XML plugins: A memory leak when allocating
more memory fails has been fixed. Thanks to Brandon Arp.
* DF plugin: An bug preventing filesystems which don't report inodes
such as btrfs has been corrected. Thanks to Marek Becka. #1096
* DF plugin: Duplicate entries are no longer reported twice. Thanks to
Stefan Brüns and Florian Forster. #1402
* DF plugin: Legacy code for skipping "rootfs" mount points has been
removed. Thanks to Marc Fournier. #1402
* DF plugin: Legacy references to the "ReportReserved" option have been
removed. Thanks to Marc Fournier.
* DF plugin: Reading the mtab now uses a reentrant function when
possible. Thanks to Ruben Kerkhof. #1163
* Ethstat plugin: Code to strip leading whitespace from device names.
This works around an issue in the VMXNet3 driver. Thanks to Thomas
Guthmann. #1059
* Exec plugin: A file descriptor leak when the plugin is configured to
run as a non-existing user was corrected. Thanks to Gautam BT and Marc
Fournier. #762
* Exec plugin: A problem in the error handling of an fdopen() failure
has been fixed. Thanks to @ciomaire.
* Interface plugin: Documentation about regular expressions in the
ignore list has been added. Thanks to Jakub Jankowski.
* IRQ plugin: The "FIQ" line is now skipped as it doesn't contain any
counter. Thanks to Ruben Kerkhof. #971
* Modbus plugin: The debug output has been disabled by default. It is
now only enabled when building with "--enable-debug". Thanks to Eric
Sandeen and Marc Fournier.
* MongoDB plugin: A memory leak has been fixed and some adaptations to
the current API of the mongo-c-driver have been made. Thanks to
Florian Forster. #956
* Network plugin: A check for the initialization of secure memory has
been added. Previously, failure to initialize this memory was ignored.
Thanks to @yujokang. #1665
* Network plugin: A heap overflow has been fixed in the server code.
This issue can be triggered remotely and is potentially exploitable.
Thanks to Emilien Gaspar. CVE-2016-6254
* Network plugin: The TimeToLive option handling was made more robust.
Thanks to Tim Laszlo. #654
* NTPd plugin: Documentation about the required "mode 7" has been added.
Thanks to Jakub Jankowski.
* NTPd plugin: Reporting of "time_offset-loop" was corrected to match
the values from ntpq/ntpdc. Thanks to Pierre Fersing and Florian
Forster. #1300
* OpenVPN plugin: The plugin was fixe to avoid signaling an error when
no clients were connected. Thanks to Florian Forster. #731
* Perl plugin: Init callbacks have been changed to run essentially
single-threaded to avoid race conditions by init functions which
create additional threads. Thanks to Pavel Rochnyack. #1706
* PF plugin and DNS plugin: These plugins have been fixed to build
properly on OpenBSD again. Thanks to Ruben Kerkhof.
* Processes plugin: A compilation error on systems without "regex.h" has
been fixed. Thanks to Corey Kosak.
* Processes plugin: A memory leak on Solaris has been fixed. Thanks to
Jim Quinn.
* Processes plugin and Swap plugin: These plugins have been corrected to
also work inside FreeBSD jails. Thanks to biancalana. #1019
* Processes plugin: A warning about too long process names has been
added. Thanks to Marc Fournier. #1284
* Processes plugin: Process counting on the FreeBSD and OpenBSD
platforms has been fixed. Thanks to Herve COMMOWICK. #1298
* Processes plugin: The plugin was fixed to work properly on Solaris.
Thanks to Jan Andres. #919
* Python plugin: A double-free bug got fixed. Thanks to Sven Trenkel.
#1285
* RRDtool plugin: A race condition leading to corrupt RRD file creation
has been fixed. Thanks to Manuel Luis Sanmartín Rozada. #1031
* SNMP plugin: The "Gauge32" signedness was corrected to match RFC1902.
Thanks to Nathan Ward. #1325
* StatsD plugin: A deadlock on plugin shutdown has been fixed. Thanks to
Pavel Rochnyack #1703
* StatsD plugin: A memory leak was corrected. Thanks to Florian Forster.
#997
* StatsD plugin: A symbol lookup error was fixed by properly linking the
plugin against libm. Thanks to Florian Forster.
* StatsD plugin: "utils_latency": Support for including values above
1000 in percentile calculation has been added. Thanks to Yoga
Ramalingam. #401
* StatsD plugin: "utils_latency": Two division by zero error conditions
have been corrected. Thanks to Wilfried Goesgens. #655
* StatsD plugin: Counters absolute counts are now also reported. Thanks
to Pierre-Yves Ritschard. #1311
* StatsD plugin: The plugin now emits NaN values when no timer event is
recorded. Thanks to Florian Forster. #1038, #1039
* StatsD plugin: The plugin was corrected to avoid crashing when
negative timer values are submitted. Thanks to Florian Forster. #1131
* Tail CSV plugin: The plugin was fixed to work properly with multiple
"Collect" options and a bug got fixed when no "TimeFrom" is specified.
Thanks to Manuel Luis Sanmartín Rozada and Florian Forster. #1032
* TCPConns plugin: A memory leak was fixed. Thanks to Florian Forster.
#1074
* TCPConns plugin: An bug causing collectd to enter an inifinite loop on
OpenBSD was fixed. Thanks to Landry Breuil. #1094
* Threshold plugin: Threshold configuration blocks can now be defined in
different files. Thanks to Michael Salmon. #551
* vmem plugin: Support for pgsteal in recent Linux kernels has been
added. Thanks to Jakub Jankowski. #1307
* vmem plugin: The DSType for nr_dirtied and nr_written was corrected to
report a derive. Thanks to Marek Becka. #1072
* Write Graphite plugin: Error handling when submitting metrics to the
server is now more robust. Thanks to Sam Pointer. #1364
* Write HTTP plugin: Freeing of memory holding HTTP headers during
shutdown has been fixed. Thanks to Tolga Ceylan.
* Write Redis plugin: Multi-Valued key was made easier to parse by
adding a "|" character as a delimiter. Thanks to brianpkelly and
Florian Forster. #1070
* Write Redis plugin: The timestamp format was corrected. Thanks to
Florian Forster.
* ZFS ARC plugin: The plugin was will not emit warning about missing
"l2_size" stats anymore. Thanks to Jan Andres. #919
* 152 patches have been applied to numerous plugins and core components,
fixing various programming errors which were reported by scan-build,
libasan, FBInfer, coverity-scan, clang and gcc-6: Thanks to Ruben
Kerkhof, Florian Forster, Marc Fournier, Corey Kosak, Laurent,
Claudius Zingerli and Fabien Wernli.
2015-02-26, Version 5.4.2
* Build system: Numerous fixes. Thanks to Bjørn Nordbø, Jim Radford,
KOMEDA Shinji, Lauri Tirkkonen, Manuel Luis Sanmartin Rozada, Marc
Fournier, Rainer Müller, Yoga Ramalingam and Yves Mettier. #326,
#373, #653, #828
* collectd: A use-after-free has been fixed in the "parse_value()"
function. Thanks to Matthias Urlichs.
* collectd: Fix carriage return sign in types_list Thanks to Marc
Fournier and @NsLib.
* collectd: Fix programming error in src/configfile.c. Thanks to
Wilfried Goesgens.
* collectd: An off-by-one error has been fixed in the
"strstripnewline()" function. Patch by Florian Forster.
* collectd: Use the complain mechanism to report filter chain write
failures. Thanks to Sebastian Harl.
* collectd: Spelling and grammar of error messages have been fixed.
Thanks to Katelyn Perry and Tim Laszlo.
* collectdctl: Fixed buffering issues which caused trouble on AIX and
Solaris. Thanks to Yoga Ramalingam.
* Documentation: Details and example about multi-instance filterchain
targets have been added. Thanks to Marc Fournier.
* Documentation: The "CollectStatistics" option of the rrdcached has
been documented. Thanks to Micha Krause. #907
* Documentation: The write_redis has been documented. Thanks to Marc
Fournier.
* Documentation: The "GraphiteSeparateInstances" and
"GraphiteAlwaysAppendDS" options of the amqp have been documented.
Thanks to Marc Fournier.
* Documentation: Documentation of the "AutoLoadPlugin" option has been
improved. Thanks to Florian Forster. #715
* aggregation: "utils_vl_lookup": A race when creating user objects
has been fixed. Thanks to Sebastian Harl. #535
* cpu: Temperature code for Mac OS X has been removed.
Thanks to Florian Forster and Marc Fournier. #22
* cURL, cURL-JSON, cURL-XML and Write HTTP plugins: Call
"curl_global_init()" in the plugins' "init()" callback. Thanks to
Jeremy Katz.
* cURL and memcachec plugins: Fix calculation of gauge, average,
minimum and maximum. Previously, they were calculated from the start
of the daemon, which is not the documented behavior. Thanks to
Florian Forster. #663
* curl-json: A bug, which triggered when two URLs with a long common
prefix were configured, was fixed. Thanks to Marc Fournier. #582
* dbi: Compatibility with new versions of libdbi has been restored.
Thanks to Florian Forster. #950
* Exec, UnixSock plugins: Fix parsing of the "time" option of the
"PUTNOTIF" command. Thanks to Adrian Miron. #477
* ipmi: A conflict with the java over the "SIGUSR2" signal has been
fixed. Thanks to Vincent Bernat. #114
* java: Conversion from Java's time representation to collectd's
representation has been fixed. Thanks to Manuel Luis Sanmartín
Rozada.
* java: Make sure "cjni_thread_detach()" is called on all paths.
Thanks to Florian Forster.
* LogFile and SysLog plugins: Avoid total silence in case of a
misconfiguration. Thanks to Marc Fournier and Wilfried Goesgens.
* network: Support for recent versions of gcrypt has been added.
Thanks to Vincent Bernat. #632
* network: Robustness of the client connecting behavior has been
improved. Thanks to Florian Forster. #627
* python: Don't create empty "meta_data_t" objects. Thanks to Florian
Forster. #716
* python: Fix Py list length check in "cpy_build_meta()". Thanks to
Yoga Ramalingam.
* python: The "interval" member was fixed to export seconds as a
double. Thanks to Justin Burnham.
* RRDtool and RRDCacheD plugins: A memory leak when creating RRD files
has been fixed. Thanks to Yves Mettier. #661
* snmp: Fix a memory leak. Thanks to Marc Fournier and Pierre-Yves
Ritschard. #610, #804
* statsd: Support for samplerates in timer metrics was added. Thanks
to John Leach. #461
* swap: Fix behavior under OpenVZ by making "cached" optional. Thanks
to Florian Forster. #733
* threshold: Population of the "time" field in notifications has been
added. Thanks to Manuel Luis Sanmartín Rozada.
* libvirt: Only gather stats for running domains. Thanks to Ruben
Kerkhof.
* lvm: An issue with Volume Groups (VGs) without Logical Volumes (LVs)
has been fixed. Thanks to Jan Kundrát.
* write_graphite: Escape characters not supported by Graphite. Thanks
to Pierre-Yves Ritschard and Marc Fournier.
* write_http: Make callback names context-dependent. Thanks to Marc
Fournier. #821
* write_redis: A formatting bug, which resulted in totally unusable
numbers being transmitted to Redis, was fixed. Thanks to Marc
Fournier.
* write_riemann: Receive acknowledge message when using TCP. Thanks to
John-John Tedro.
2014-01-26, Version 5.4.1
* amqp plugin: Add support for RabbitMQ 0.4.x to avoid compiler
warnings. Thanks to Sebastian Harl for implementing this.
* apache / network plugins: Improved initialization order hopefully
resolved gcrypt initialization problems.
* aquaero plugin: The type used to submit fan utilization was fixed.
Thanks to Alex Deymo for the patch.
* cgroups plugin: A small memory leak was fixed. Checking the existence
of a mount option without a value was fixed. More permissive parsing
of the cpuacct.stats file fixes support for some versions of Linux.
Thanks to Marc Fournier for bug reports and patches.
* curl plugin: Fix <Match> blocks without an instance. Thanks to
Alexander Golovko for reporting and Sebastian Harl for fixing this.
* curl_json plugin: Potentially invalid memory access has been
sanitized. Thanks to Jim Radford for his patch.
* interface plugin: Fix behavior under FreeBSD 10: Reporting of
per-address statistics caused duplicate updates to the same metric.
Thanks to demon / @trtrmitya for the patch.
* write_graphite plugin: Use TCP to connect to Graphite by default. The
default changed from TCP to UDP between 5.3.1 and 5.4.0, which is a
regression. Thanks to Marc Fournier for fixing this. Reconnect
behavior was improved. Thanks to Michael Hart for his patch.
* zfs_arc plugin: Collect "allocated" and "stolen" on FreeBSD only.
2013-08-18, Version 5.4.0
* collectd: The "LoadPlugin" config option no longer attempts to load
plugins twice. If more than one "LoadPlugin" statement or block is
encountered, only the first will have any effect.
* collectd: The "AutoLoadPlugin" option allows to automatically load
plugins for which a configuration is found.
* collectd: The "WriteQueueLimitHigh" and "WriteQueueLimitLow" options
allow collectd to drop values when under stress, to avoid running out
of memory. Thanks to Yves Mettier for his patch.
* amqp plugin: The "GraphiteSeparateInstances" and
"GraphiteAlwaysAppendDS" options have been added. Thanks to Laurent
for the patch.
* aquaero plugin: This new plugin reads various metrics, e.g. fan
speeds and temperatures, from Aquaero 5, a fan and water cooling
control panel. Thanks to Alex Deymo for his patch.
* curl plugin: The "MeasureResponseCode" option has been added. Thanks
to Jan Matějka for his patch.
* curl_json plugin: Support for UNIX domain sockets and array wildcards
has been added. Thanks to Jim Radford for his patch.
* curl_xml plugin: Support for long URLs has been improved.
* cgroups plugin: This new plugin collects CPU accounting information
for processes in a cgroup. Thanks to Michael Stapelberg for his patch.
* df plugin: The "ValuesAbsolute" and "ValuesPercentage" options have
been added. Thanks to Vedran Bartonicek for the patch.
* exec plugin: Do UID / GID lookups before forking. This should prevent
a race condition in the NSS library. Thanks to Ceri Storey for the
patch.
* lvm plugin: This new plugin collects size information from Linux'
Logical Volume Manager (LVM). Thanks to Chad Malfait for his work.
* memcached plugin: Support for increment and decrement counts has been
added. Thanks to Blake Matheny for the patch.
* mic plugin: This new plugin collects CPU and memory usage, power
consumption and temperatures of Intel's Many-Integrated-Core (MIC)
architecture, such as Xeon Phi cards. Thanks to Evan Felix for his
work.
* netlink plugin: This plugin has been converted to use the supported
"libmnl" library. Thanks to Andreas Henriksson for his patch.
* nginx plugin: Collection of accepted and handled connections has been
added. Thanks to Patrick Shan for his patch.
* sigrok plugin: This new plugin collects metrics from sigrok, a signal
processing framework reading various hardware devices, from light
meters to spectrum analyzers. Thanks to Bert Vermeulen for his patch.
* statsd plugin: This new plugin listens to a UDP socket and reads
metrics in the StatsD format.
* varnish plugin: Many additional metrics have been added. Thanks to
Nick Stenning for his patch.
* write_graphite plugin: Support for "UDP" has been added. Thanks to
Javier Maestro for his patch.
* write_riemann plugin: The "TTLFactor" option has been added.
* zfs_arc plugin: Support for FreeBSD has been added. Thanks to Xin Li
for his patch.
2015-02-26, Version 5.3.2
* Build system: Numerous fixes. Thanks to Bjørn Nordbø, Jim Radford,
KOMEDA Shinji, Lauri Tirkkonen, Manuel Luis Sanmartin Rozada, Marc
Fournier, Rainer Müller, Yoga Ramalingam and Yves Mettier. #326,
#373, #653, #828
* collectd: A use-after-free has been fixed in the "parse_value()"
function. Thanks to Matthias Urlichs.
* collectd: Fix carriage return sign in types_list Thanks to Marc
Fournier and @NsLib.
* collectd: Fix programming error in src/configfile.c Thanks to
Wilfried Goesgens.
* collectd: An off-by-one error has been fixed in the
"strstripnewline()" function. Patch by Florian Forster.
* collectd: Use the complain mechanism to report filter chain write
failures. Thanks to Sebastian Harl.
* collectd: Spelling and grammar of error messages have been fixed.
Thanks to Katelyn Perry and Tim Laszlo.
* collectdctl: Fixed buffering issues which caused trouble on AIX and
Solaris. Thanks to Yoga Ramalingam.
* Documentation: Details and example about multi-instance filterchain
targets have been added. Thanks to Marc Fournier.
* Documentation: The "CollectStatistics" option of the rrdcached has
been documented. Thanks to Micha Krause. #907
* Documentation: The write_redis has been documented. Thanks to Marc
Fournier.
* Documentation: The synopsis of the threshold has been fixed. Thanks
to Fabien Wernli.
* Documentation: The "GraphiteSeparateInstances" and
"GraphiteAlwaysAppendDS" options of the amqp have been documented.
Thanks to Marc Fournier.
* aggregation: "utils_vl_lookup": A race when creating user objects
has been fixed. Thanks to Sebastian Harl. #535
* cpu: Temperature code for Mac OS X has been removed.
Thanks to Florian Forster and Marc Fournier. #22
* csv: A regression which would lead to the "DataDir" option to be
ignored has been fixed. Thanks to Manuel Luis Sanmartin Rozada.
* curl, curl-json, curl-xml and write_http plugins: Call
"curl_global_init()" in the plugins' "init()" callback. Thanks to
Jeremy Katz.
* curl and memcachec plugins: Fix calculation of gauge, average,
minimum and maximum. Previously, they were calculated from the start
of the daemon, which is not the documented behavior. Thanks to
Florian Forster. #663
* dbi plugin: Compatibility with new versions of libdbi has been
restored. Thanks to Florian Forster. #950
* exec, unixsock plugins: Fix parsing of the "time" option of the
"PUTNOTIF" command. Thanks to Adrian Miron. #477
* java: Conversion from Java's time representation to collectd's
representation has been fixed. Thanks to Manuel Luis Sanmartín
Rozada.
* ipmi: A conflict with the java over the "SIGUSR2" signal has been
fixed. Thanks to Vincent Bernat. #114
* java: Make sure "cjni_thread_detach()" is called on all paths.
Thanks to Florian Forster.
* logfile and syslog plugins: Avoid total silence in case of a
misconfiguration. Thanks to Marc Fournier and Wilfried Goesgens.
* memcached: Connecting to a UNIX socket has been fixed. Thanks to Jim
Radford.
* network: Support for recent versions of gcrypt has been added.
Thanks to Vincent Bernat. #632
* network: Robustness of the client connecting behavior has been
improved. Thanks to Florian Forster. #627
* python: Don't create empty "meta_data_t" objects. Thanks to Florian
Forster. #716
* python: Fix Py list length check in "cpy_build_meta()". Thanks to
Yoga Ramalingam.
* python: The "interval" member was fixed to export seconds as a
double. Thanks to Justin Burnham.