X-Git-Url: https://git.octo.it/?p=collectd.git;a=blobdiff_plain;f=README;h=436f1468b7471721e4406b9a92ac96f91014766f;hp=0dc7ec91d070f582eab3fa3c2c60ea1a497b9f9d;hb=626041ce6fa004ce49c183f35147f762a63cf302;hpb=cc26db404d6c94f52e612324545c7d12f1f99887 diff --git a/README b/README index 0dc7ec91..436f1468 100644 --- a/README +++ b/README @@ -40,6 +40,9 @@ Features - conntrack Number of nf_conntrack entries. + - contextswitch + Number of context switches done by the operating system. + - cpu CPU utilization: Time spent in the system, user, nice, idle, and related states. @@ -54,6 +57,10 @@ Features 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. @@ -140,6 +147,10 @@ Features Memory utilization: Memory occupied by running processes, page cache, buffer cache and free. + - modbus + Reads values from Modbus/TCP enabled devices. Supports reading values + from multiple "slaves" so gateway devices can be used. + - multimeter Information provided by serial multimeters, such as the `Metex M-4650CR'. @@ -148,6 +159,10 @@ Features 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 @@ -193,6 +208,10 @@ Features write your own plugins in Perl and return arbitrary values using this API. See collectd-perl(5). + - pinba + Receive and dispatch timing values from Pinba, a profiling extension for + PHP. + - ping Network latency: Time to reach the default gateway or another given host. @@ -210,6 +229,19 @@ Features - 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. + + - redis + The redis plugin gathers information from a redis server, including: + uptime, used memory, total connections etc. + + - routeros + Query interface and wireless registration statistics from RouterOS. + - rrdcached RRDtool caching daemon (RRDcacheD) statistics. @@ -260,6 +292,9 @@ Features - users Users currently logged in. + - varnish + Various statistics from Varnish, an HTTP accelerator. + - vmem Virtual memory statistics, e. g. the number of page-ins/-outs or the number of pagefaults. @@ -280,6 +315,10 @@ Features * Output can be written or sent to various destinations by the following plugins: + - amqp + Sends JSON-encoded data to an Advanced Message Queuing Protocol (AMQP) + server, such as RabbitMQ. + - csv Write to comma separated values (CSV) files. This needs lots of diskspace but is extremely portable and can be analysed with almost @@ -294,6 +333,10 @@ Features 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 @@ -326,6 +369,10 @@ Features 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. @@ -355,12 +402,19 @@ Features 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. @@ -376,6 +430,9 @@ Features - 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. @@ -458,6 +515,10 @@ Prerequisites * libclntsh (optional) Used by the `oracle' plugin. + * libcredis (optional) + Used by the redis plugin. Please note that you require a 0.2.2 version + or higher. + * libcurl (optional) If you want to use the `apache', `ascent', `curl', `nginx', or `write_http' plugin. @@ -503,10 +564,18 @@ Prerequisites Used by the `memcachec' plugin to connect to a memcache daemon. + * libmodbus (optional) + Used by the `modbus' plugin to communicate with Modbus/TCP devices. + + * libmysqlclient (optional) Unsurprisingly used by the `mysql' plugin. + * libnetapp (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. @@ -541,6 +610,23 @@ Prerequisites The PostgreSQL C client library used by the `postgresql' plugin. + * libprotobuf-c, protoc-c (optional) + Used by the `pinba' plugin to generate a parser for the network packets + sent by the Pinba PHP extension. + + + * libpython (optional) + Used by the `python' plugin. Currently, only 2.3 ≦ Python < 3 is supported. + + + * librabbitmq (optional; also called “rabbitmq-c”) + Used by the AMQP plugin for AMQP connections, for example to RabbitMQ. + + + * librouteros (optional) + Used by the `routeros' plugin to connect to a device running `RouterOS'. + + * 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, @@ -583,6 +669,10 @@ Prerequisites Parse JSON data. This is needed for the `curl_json' plugin. + * libvarnish (optional) + Fetches statistics from a Varnish instance. This is needed for the Varnish plugin + + Configuring / Compiling / Installing ------------------------------------