- entropy
Amount of entropy available to the system.
+ - ethstat
+ Network interface card statistics.
+
- exec
Values gathered by a custom program or script.
See collectd-exec(5).
technique built into IBM's POWER processors.
- libvirt
- CPU, disk and network I/O statistics from virtual machines.
+ CPU, memory, disk and network I/O statistics from virtual machines.
- madwifi
Queries very detailed usage statistics from wireless LAN adapters and
Motherboard sensors: temperature, fanspeed and voltage information,
using mbmon(1).
+ - md
+ Linux software-RAID device information (number of active, failed, spare
+ and missing disks).
+
- memcachec
Query and parse data from a memcache daemon (memcached).
Network UPS tools: UPS current, voltage, power, charge, utilisation,
temperature, etc. See upsd(8).
+ - numa
+ Information about Non-Uniform Memory Access (NUMA).
+
- olsrd
Queries routing information from the “Optimized Link State Routing”
daemon.
write your own plugins in Perl and return arbitrary values using this
API. See collectd-perl(5).
+ - pf
+ Query statistics from BSD's packet filter "pf".
+
- pinba
Receive and dispatch timing values from Pinba, a profiling extension for
PHP.
Follows (tails) logfiles, parses them by lines and submits matched
values.
+ - tail_csv
+ Follows (tails) files in CSV format, parses each line and submits
+ extracted values.
+
- tape
Bytes and operations read and written on tape devices. Solaris only.
needed. Please read collectd-unixsock(5) for a description on how that's
done.
+ - write_graphite
+ Sends data to Carbon, the storage layer of Graphite.
+
- write_http
Sends the values collected by collectd to a web-server using HTTP POST
requests. The transmitted data is either in a form understood by the
Exec plugin or formatted in JSON.
+ - write_mongodb
+ Sends data to MongoDB, a NoSQL database.
+
- write_redis
Sends the values to a Redis key-value database server.
+ - write_riemann
+ Sends data to Riemann, a stream processing and monitoring system.
+
* Logging is, as everything in collectd, provided by plugins. The following
plugins keep up informed about what's going on:
* Miscellaneous plugins:
+ - aggregation
+ Selects multiple value lists based on patterns or regular expressions
+ and creates new aggregated values lists from those.
+
- threshold
Checks values against configured thresholds and creates notifications if
values are out of bounds. See collectd-threshold(5) for details.