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
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.
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: