collectd_plugins_amqp - Build the AMQP output plugin (transmits or receives values collected by collectd via the Advanced Message Queuing Protocol (AMQP))
collectd_plugins_apache - Build the apache input plugin (collects statistics from Apache's mod_status module)
collectd_plugins_apcups - Build the apcups input plugin (reads various statistics about a connected uninterruptible power supply (UPS))
collectd_plugins_ascent - Build the ascent input plugin (reads and parses the statistics page of Ascent)
collectd_plugins_battery - Build the battery input plugin (collects the battery's charge, the drawn current and the battery's voltage)
collectd_plugins_bind - Build the bind input plugin (collects statistics from bind instances)
collectd_plugins_buddyinfo - Build the buddyinfo input plugin (collects statistics from /proc/buddyinfo)
collectd_plugins_capabilities - Build the capabilities input plugin (collects platform capabilities decoded from the hardware subsystems)
collectd_plugins_ceph - Build the Ceph input plugin (collects statistics from the Ceph distributed storage system)
collectd_plugins_cgroups - Build the cgroups input plugin (collects CPU accounting information for processes in a cgroup)
collectd_plugins_chrony - Build the chrony input plugin (collects statistics from a chrony NTP server)
collectd_plugins_connectivity - Build the connectivity input plugin (monitors interface up/down status via netlink library)
collectd_plugins_conntrack - Build the conntrack input plugin (tracks the number of entries in Linux's connection tracking table)
collectd_plugins_contextswitch - Build the contextswitch input plugin (collects the number of context switches done by the operating system)
collectd_plugins_cpu - Build the cpu input plugin (collects the amount of time spent by the CPU in various states)
collectd_plugins_cpufreq - Build the cpufreq input plugin (collects the current CPU's frequency)
collectd_plugins_cpusleep - Build the cpusleep input plugin (measures time spent by CPU in deep sleep mode)
collectd_plugins_csv - Build the csv output plugin (writes to comma separated values (CSV) files)
collectd_plugins_curl - Build the curl input plugin (reads streams using net-misc/curl and then parses them according to the configuration)
collectd_plugins_curl_json - Build the curl_json input plugin (queries JavaScript Object Notation (JSON) data using net-misc/curl and parses it according to the user's configuration using dev-libs/yajl)
collectd_plugins_curl_xml - Build the curl_xml input plugin (reads files using net-misc/curl and parses it as Extensible Markup Language (XML))
collectd_plugins_dbi - Build the dbi input plugin (executes SQL statements on databases and reads back the result)
collectd_plugins_df - Build the df input plugin (collects file system usage information, i. e. basically how much space on a mounted partition is used and how much is available)
collectd_plugins_disk - Build the disk input plugin (collects performance statistics of disks and, where supported, partitions)
collectd_plugins_dns - Build the dns input plugin (collects statistics of your DNS traffic on port udp/53 using net-libs/libpcap)
collectd_plugins_email - Build the email input plugin (opens a UNIX domain socket and starts accepting connections on that socket)
collectd_plugins_entropy - Build the entropy input plugin (collects the available entropy on a system)
collectd_plugins_ethstat - Build the ethstat input plugin (reads performance statistics directly from ethernet cards)
collectd_plugins_exec - Build the exec input/output plugin (executes scripts / applications and reads values back)
collectd_plugins_fhcount - Build the file handles input plugin (reports the number of used file handles)
collectd_plugins_filecount - Build the filecount input plugin (counts the number of files in a directory and all its subdirectories)
collectd_plugins_fscache - Build the fscache input plugin (collects information about the file-system based caching infrastructure for network file-systems and other slow media)
collectd_plugins_gps - Build the gps input plugin (collects number of satellites seen by a GPS receiver using sci-geosciences/gpsd)
collectd_plugins_mbmon - Build the mbmon input plugin (collects information from mainboard sensors)
collectd_plugins_mcelog - Build the mcelog input plugin (subscribes to Machine Check Exceptions (MCE) and dispatches notifications)
collectd_plugins_md - Build the md input plugin (reports the number of disks in various states in Linux software RAID devices)
collectd_plugins_memcachec - Build the memcachec input plugin (queries one or more given pages from a memcached instance and parses the returned data according to user specification)
collectd_plugins_memcached - Build the memcached input plugin (collects statistics from memcached daemon)
collectd_plugins_modbus - Build the Modbus input plugin (reads register values from a Modbus "slave" via Modbus/TCP)
collectd_plugins_mqtt - Build the MQTT plugin (sends metrics to and/or receives metrics from an MQTT broker using app-misc/mosquitto)
collectd_plugins_multimeter - Build the multimeter input plugin (reads a voltage or current from a multimeter connected to a serial bus)
collectd_plugins_mysql - Build the mysql input plugin (collects values from 'SHOW STATUS' command of a MySQL server)
collectd_plugins_netlink - Build the netlink input plugin (collects statistics for interfaces, qdiscs, classes and filters using netlink socket)
collectd_plugins_network - Build the network input/output plugin (send values to other and/or receive values from from other collectd instances)
collectd_plugins_nfs - Build the nfs input plugin (collects information about the usage of the Network File System (NFS))
collectd_plugins_nginx - Build the nginx input plugin (collects number of requests handled and the number of current connections by connection state by the nginx daemon)
collectd_plugins_notify_desktop - Build the notify_desktop output plugin (uses x11-libs/libnotify to display notifications to the user)
collectd_plugins_notify_email - Build the notify_email output plugin (uses net-libs/libesmtp to send notifications to a configured email address)
collectd_plugins_notify_nagios - Build the notify_nagios output plugin (sends notifications to Nagios as a passive check result)
collectd_plugins_ntpd - Build the ntpd input plugin (collects statistics from a NTP server)
collectd_plugins_numa - Build the numa input plugin (collects statistics of the Linux Non-Uniform Memory Access (NUMA) subsystem)
collectd_plugins_nut - Build the nut input plugin (collects UPS statistics using the Network UPS Tools)
collectd_plugins_olsrd - Build the olsrd input plugin (reads information about the Optimized Link State Routing daemon)
collectd_plugins_onewire - Build the onewire (1-Wire) input plugin (collects temperature information from sensors)
collectd_plugins_openldap - Build the OpenLDAP input plugin (reads monitoring information from OpenLDAP's cn=Monitor subtree)
collectd_plugins_openvpn - Build the openvpn input plugin (reads the status file printed by OpenVPN)
collectd_plugins_oracle - Build the oracle input plugin (executes SQL statements against Oracle database systems)
collectd_plugins_ovs_events - Build an input plugin which reports link state changes from Open vSwitch (OVS)
collectd_plugins_ovs_stats - Build an input plugin which reports bridge and interface statistics from Open vSwitch (OVS)
collectd_plugins_postgresql - Build the postgresql input plugin (executes SQL statements against a PostgreSQL database)
collectd_plugins_powerdns - Build the powerdns input plugin (collects statistics from the PowerDNS name server or recursor via control socket)
collectd_plugins_processes - Build the processes input plugin (collects the number of processes, grouped by their state or detailed statistics about selected processes)
collectd_plugins_procevent - Build the procevent input plugin (monitors process starts/stops via netlink library)
collectd_plugins_protocols - Build the protocols input plugin (collects information about the network protocols supported by the system)
collectd_plugins_python - Build the python language binding plugin (embeds a Python interpreter into collectd for writing plugins)
collectd_plugins_redis - Build the Redis input plugin (collects usage information from Redis instances)
collectd_plugins_routeros - Build the routeros input plugin (collects information from devices running RouterOS)
collectd_plugins_rrdcached - Build the rrdcached input/output plugin (connects to rrdcached and submits updates for RRD files)
collectd_plugins_sensors - Build the sensors input plugin (reads hardware sensors from lm-sensors)
collectd_plugins_serial - Build the serial input plugin (collects the traffic on serial interfaces)
collectd_plugins_sigrok - Build the sigrok input plugin (reads measurements from any supported hardware from sigrok project)
collectd_plugins_slurm - Build the slurm input plugin (collects metrics from the SLURM workload manager)
collectd_plugins_smart - Build the S.M.A.R.T input plugin (collects S.M.A.R.T statistics from disk drives)
collectd_plugins_snmp - Build the snmp input plugin (reads values from network devices using SNMP)
collectd_plugins_snmp_agent - Build an input plugin which implements an SNMP AgentX subagent that receives and handles queries from SNMP master agent and returns configured metrics
collectd_plugins_statsd - Build the statsd input plugin (accepts statsd-type metrics from a UDP socket)
collectd_plugins_swap - Build the swap input plugin (collects amount of memory currently written to swap)
collectd_plugins_synproxy - Build the Linux SYNPROXY input plugin (collects metrics from /proc/net/stat/synproxy)
collectd_plugins_threshold - Build the threshold plugin (checks values against configured thresholds and creates notifications if values are out of bounds)
collectd_plugins_turbostat - Build the turbostat input plugin (reads CPU frequency and C-state residency on modern Intel turbo-capable processors)
collectd_plugins_ubi - Build the ubi input plugin (collects block state for flash memory devices with UBIFS)
collectd_plugins_unixsock - Build the unixsock input/output plugin (opens a UNIX domain socket and accepts connections)
collectd_plugins_write_prometheus - Builds the Prometheus output plugin (starts an internal webserver on port 9103 (configurable) and accepts scrape requests from Prometheus)
collectd_plugins_write_syslog - Build the Syslog output plugin (sends metrics in CEE-enhanced syslog message format)
collectd_plugins_write_tsdb - Build the TSDB output plugin (writes metrics to OpenTSDB, an open-source distributed time-series database based on Apache HBase)
collectd_plugins_xencpu - Build the XEN CPU input plugin (collects XEN Hypervisor CPU stats using app-emulation/xen-tools)
collectd_plugins_zfs_arc - Build the ZFS ARC input plugin (reports information such as the cache size, the various hits and misses (also as a ratio) and the transferred data)
collectd_plugins_zookeeper - Build the zookeeper input plugin (reads data from Apache Zookeeper MNTR command)
contrib - Install user-contributed files in the doc directory
debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see https://wiki.gentoo.org/wiki/Project:Quality_Assurance/Backtraces
filecaps - When set collectd daemon will have set required capabilities to run most plugins even if run as unprivileged user
java - Must be set (workaround for java-pkg-opt-2 eclass limitation) when you want java or genericjmx plugin