index 2f80cc896475759d352c9ac21d3e87ba316c7070..3a56fbedcd8c2082b07cf8c40fd9358b3ddcdf93 100644 (file)
--- a/README
+++ b/README
Batterycharge, -current and voltage of ACPI and PMU based laptop
batteries.
- - curl
- Parse statistics from websites using regular expressions.
-
- bind
Name server and resolver statistics from the `statistics-channel'
interface of BIND 9.5, 9,6 and later.
- conntrack
Number of nf_conntrack entries.
- - curl_json
- Retrieves JSON data via cURL and parses it according to user
- configuration.
+ - contextswitch
+ Number of context switches done by the operating system.
- cpu
CPU utilization: Time spent in the system, user, nice, idle, and related
- cpufreq
CPU frequency (For laptops with speed step or a similar technology)
+ - curl
+ Parse statistics from websites using regular expressions.
+
+ - curl_json
+ Retrieves JSON data via cURL and parses it according to user
+ configuration.
+
+ - curl_xml
+ Retrieves XML data via cURL and parses it according to user
+ configuration.
+
- dbi
Executes SQL statements on various databases and interprets the returned
data.
MySQL server statistics: Commands issued, handlers triggered, thread
usage, query cache utilization and traffic/octets sent and received.
+ - netapp
+ Plugin to query performance values from a NetApp storage system using the
+ “Manage ONTAP” SDK provided by NetApp.
+
- netlink
Very detailed Linux network interface and routing statistics. You can get
(detailed) information on interfaces, qdiscs, classes, and, if you can
Network UPS tools: UPS current, voltage, power, charge, utilisation,
temperature, etc. See upsd(8).
- - olsr
+ - olsrd
Queries routing information from the “Optimized Link State Routing”
daemon.
- protocols
Counts various aspects of network protocols such as IP, TCP, UDP, etc.
+ - python
+ The python plugin implements a Python interpreter into collectd. This
+ makes it possible to write plugins in Python which are executed by
+ collectd without the need to start a heavy interpreter every interval.
+ See collectd-python(5) for details.
+
+ - routeros
+ Query interface and wireless registration statistics from RouterOS.
+
- rrdcached
RRDtool caching daemon (RRDcacheD) statistics.
you can easily do weird stuff with the plugins we didn't dare think of
;) See collectd-perl(5).
+ - python
+ It's possible to implement write plugins in Python using the python
+ plugin. See collectd-python(5) for details.
+
- rrdcached
Output to round-robin-database (RRD) files using the RRDtool caching
daemon (RRDcacheD) - see rrdcached(1). That daemon provides a general
Log messages are propagated to plugins written in Perl as well.
See collectd-perl(5).
+ - python
+ It's possible to implement log plugins in Python using the python plugin.
+ See collectd-python(5) for details.
+
- syslog
Logs to the standard UNIX logging mechanism, syslog.
Notifications are propagated to plugins written in Perl as well.
See collectd-perl(5).
+ - python
+ It's possible to implement notification plugins in Python using the
+ python plugin. See collectd-python(5) for details.
+
* Value processing can be controlled using the "filter chain" infrastructure
and "matches" and "targets". The following plugins are available:
- match_empty_counter
Match counter values which are currently zero.
+ - match_hashed
+ Match values using a hash function of the hostname.
+
- match_regex
Match values by their identifier based on regular expressions.
- target_replace
Replace parts of an identifier using regular expressions.
+ - target_scale
+ Scale (multiply) values by an arbitrary value.
+
- target_set
Set (overwrite) entire parts of an identifier.
* libganglia (optional)
Used by the `gmond' plugin to process data received from Ganglia.
+ <http://ganglia.info/>
* libgcrypt (optional)
Used by the `network' plugin for encryption and authentication.
+ <http://www.gnupg.org/>
* libhal (optional)
If present, the uuid plugin will check for UUID from HAL.
<http://hal.freedesktop.org/>
- * libiptc (optional, if not found a version shipped with this distribution
- can be used if the Linux kernel headers are available)
+ * libiptc (optional)
For querying iptables counters.
<http://netfilter.org/>
+ If not found on the system, a version shipped with this distribution can
+ be used. It requires some Linux headers in /usr/include/linux. You can
+ force the build system to use the shipped version by specifying
+ --with-libiptc=shipped
+ when running the configure script.
+
* libjvm (optional)
Library that encapsulates the `Java Virtual Machine' (JVM). This library is
used by the Java plugin to execute Java bytecode. See “Configuring with
libjvm” below.
+ <http://openjdk.java.net/> (and others)
* libmemcached (optional)
Used by the `memcachec' plugin to connect to a memcache daemon.
+ <http://tangent.org/552/libmemcached.html>
* libmysqlclient (optional)
Unsurprisingly used by the `mysql' plugin.
<http://dev.mysql.com/>
+ * libnatapp (optional)
+ Required for the “netapp” plugin.
+ This library is part of the “Manage ONTAP SDK” published by NetApp.
+
* libnetlink (optional)
Used, obviously, for the `netlink' plugin.
<http://www.linuxfoundation.org/en/Net:Iproute2>
The PostgreSQL C client library used by the `postgresql' plugin.
<http://www.postgresql.org/>
+ * libpython (optional)
+ Used by the `python' plugin. Currently, only 2.3 ≦ Python < 3 is supported.
+ <http://www.python.org/>
+
+ * librouteros (optional)
+ Used by the `routeros' plugin to connect to a device running `RouterOS'.
+ <http://verplant.org/librouteros/>
+
* librrd (optional)
Used by the `rrdtool' and `rrdcached' plugins. The latter requires RRDtool
client support which was added after version 1.3 of RRDtool. Versions 1.0,
and/or Solaris.
<http://www.i-scream.org/libstatgrab/>
+ * libtokyotyrant (optional)
+ Used by the tokyotyrant plugin.
+ <http://1978th.net/tokyotyrant/>
+
* libupsclient/nut (optional)
For the `nut' plugin which queries nut's `upsd'.
<http://networkupstools.org/>
* libyajl (optional)
Parse JSON data. This is needed for the `curl_json' plugin.
- <http://www.lloydforge.org/projects/yajl/>
+ <http://github.com/lloyd/yajl>
Configuring / Compiling / Installing
------------------------------------