Version 5.4

List of versions
Version 5.11 Version 5.10 Version 5.9 Version 5.8 Version 5.7 Version 5.6 Version 5.5 Version 5.4 Version 5.3 Version 5.2 Version 5.1 Version 5.0

Version 5.4 has been released on Sunday, August 18^th 2013. This version is currently supported.

Changes

Release 5.4.0

Released on Sunday, August 18^th, 2013.

• 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.