index c2c08733c2892bd6a373c1e7d3ac44df649cac1f..ad5b66783473bc531d9c20451c306db47b22a3e7 100644 (file)
--- a/README
+++ b/README
Statistics about Ascent, a free server for the game `World of Warcraft'.
- barometer
Statistics about Ascent, a free server for the game `World of Warcraft'.
- barometer
- Using digital barometer sensor MPL115A2 or MPL3115 from Freescale
- provides absolute barometric pressure, air pressure reduced to sea level
- and temperature.
+ Reads absolute barometric pressure, air pressure reduced to sea level and
+ temperature. Supported sensors are MPL115A2 and MPL3115 from Freescale
+ and BMP085 from Bosch.
- battery
Batterycharge, -current and voltage of ACPI and PMU based laptop
- battery
Batterycharge, -current and voltage of ACPI and PMU based laptop
Name server and resolver statistics from the `statistics-channel'
interface of BIND 9.5, 9,6 and later.
Name server and resolver statistics from the `statistics-channel'
interface of BIND 9.5, 9,6 and later.
+ - ceph
+ Statistics from the Ceph distributed storage system.
+
- cgroups
CPU accounting information for process groups under Linux.
- cgroups
CPU accounting information for process groups under Linux.
Values gathered by a custom program or script.
See collectd-exec(5).
Values gathered by a custom program or script.
See collectd-exec(5).
+ - fhcount
+ File handles statistics.
+
- filecount
Count the number of files in directories.
- filecount
Count the number of files in directories.
Interface traffic: Number of octets, packets and errors for each
interface.
Interface traffic: Number of octets, packets and errors for each
interface.
- - iptables
- Iptables' counters: Number of bytes that were matched by a certain
- iptables rule.
+ - ipc
+ IPC counters: semaphores used, number of allocated segments in shared
+ memory and more.
- ipmi
IPMI (Intelligent Platform Management Interface) sensors information.
- ipmi
IPMI (Intelligent Platform Management Interface) sensors information.
+ - iptables
+ Iptables' counters: Number of bytes that were matched by a certain
+ iptables rule.
+
- ipvs
IPVS connection statistics (number of connections, octets and packets
for each service and destination).
- ipvs
IPVS connection statistics (number of connections, octets and packets
for each service and destination).
Reads values from Modbus/TCP enabled devices. Supports reading values
from multiple "slaves" so gateway devices can be used.
Reads values from Modbus/TCP enabled devices. Supports reading values
from multiple "slaves" so gateway devices can be used.
+ - mqtt
+ Publishes and subscribes to MQTT topics.
+
- multimeter
Information provided by serial multimeters, such as the `Metex
M-4650CR'.
- multimeter
Information provided by serial multimeters, such as the `Metex
M-4650CR'.
- ntpd
NTP daemon statistics: Local clock drift, offset to peers, etc.
- ntpd
NTP daemon statistics: Local clock drift, offset to peers, etc.
+ - numa
+ Information about Non-Uniform Memory Access (NUMA).
+
- nut
Network UPS tools: UPS current, voltage, power, charge, utilisation,
temperature, etc. See upsd(8).
- nut
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.
- olsrd
Queries routing information from the “Optimized Link State Routing”
daemon.
Reads the number of records and file size from a running Tokyo Tyrant
server.
Reads the number of records and file size from a running Tokyo Tyrant
server.
+ - turbostat
+ Reads CPU frequency and C-state residency on modern Intel
+ turbo-capable processors.
+
- uptime
System uptime statistics.
- uptime
System uptime statistics.
- zfs_arc
Statistics for ZFS' “Adaptive Replacement Cache” (ARC).
- zfs_arc
Statistics for ZFS' “Adaptive Replacement Cache” (ARC).
+ - zone
+ Measures the percentage of cpu load per container (zone) under Solaris 10
+ and higher
+
- zookeeper
Read data from Zookeeper's MNTR command.
- zookeeper
Read data from Zookeeper's MNTR command.
can be configured to avoid logging send errors (especially useful when
using UDP).
can be configured to avoid logging send errors (especially useful when
using UDP).
- - write_tsdb
- Sends data OpenTSDB, a scalable no master, no shared state time series
- database.
-
- 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
- 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
- write_riemann
Sends data to Riemann, a stream processing and monitoring system.
- write_riemann
Sends data to Riemann, a stream processing and monitoring system.
+ - write_sensu
+ Sends data to Sensu, a stream processing and monitoring system, via the
+ Sensu client local TCP socket.
+
+ - write_tsdb
+ Sends data OpenTSDB, a scalable no master, no shared state time series
+ database.
+
* Logging is, as everything in collectd, provided by plugins. The following
* Logging is, as everything in collectd, provided by plugins. The following
- plugins keep up informed about what's going on:
+ plugins keep us informed about what's going on:
- logfile
Writes log messages to a file or STDOUT/STDERR.
- logfile
Writes log messages to a file or STDOUT/STDERR.
Used by the `smart' plugin.
<http://git.0pointer.de/?p=libatasmart.git>
Used by the `smart' plugin.
<http://git.0pointer.de/?p=libatasmart.git>
+ * libcap (optional)
+ The `turbostat' plugin can optionally build Linux Capabilities support,
+ which avoids full privileges requirement (aka. running as root) to read
+ values.
+ <http://sites.google.com/site/fullycapable/>
+
* libclntsh (optional)
Used by the `oracle' plugin.
* libclntsh (optional)
Used by the `oracle' plugin.
<http://www.xmms.org/>
* libyajl (optional)
<http://www.xmms.org/>
* libyajl (optional)
- Parse JSON data. This is needed for the `curl_json' and `log_logstash'
- plugins.
+ Parse JSON data. This is needed for the `ceph', `curl_json' and
+ `log_logstash' plugins.
<http://github.com/lloyd/yajl>
* libvarnish (optional)
<http://github.com/lloyd/yajl>
* libvarnish (optional)