The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
NAME pmdamounts – filesystem mounts performance metrics domain agent (PMDA) SYNOPSIS $PCP_PMDAS_DIR/mounts/pmdamounts [-d domain] [-l logfile] [-U username] DESCRIPTION pmdamounts is a simple Performance Metrics Domain Agent (PMDA) which monitors availability of a given set of filesystem mounts. The mounts PMDA exports metrics that reflect whether the configured filesystems are mounted ("up") or not. The…
NAME pmdammv – memory mapped values performance metrics domain agent (PMDA) SYNOPSIS $PCP_PMDAS_DIR/mmv/pmdammv [-d domain] [-l logfile] [-U username] DESCRIPTION pmdammv is a Performance Metrics Domain Agent (PMDA) which exports application level performance metrics using memory mapped files. It offers an extremely low overhead instrumentation facility that is well-suited to long running, mission critical applications…
NAME pmdamic – MIC card PMDA DESCRIPTION pmdamic is a Performance Metrics Domain Agent (PMDA) which exports metric values about Intel MIC cards using the libmicmgmt(7) python bindings. This provides information on core, memory and power utilization INSTALLATION Install the MIC PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/mic # ./Install To uninstall, do the…
NAME pmdamemcache – memcached performance metrics domain agent (PMDA) DESCRIPTION This PMDA extracts performance data from memcached, a distributed memory caching daemon commonly used to improve web serving performance. A farm of memcached processes over multiple servers can be utilised by a single web application, increasing the total available object cache size, and decreasing the…
NAME pmdamailq – mail queue performance metrics domain agent (PMDA) SYNOPSIS $PCP_PMDAS_DIR/mailq/pmdamailq [-b binlist] [-d domain] [-l logfile] [-r regex] [-U username] [queuedir] DESCRIPTION pmdamailq is a Performance Metrics Domain Agent (PMDA) which extracts performance metrics describing the state of the e-mail queues managed by sendmail(1) and other mail transfer agents. The mailq PMDA exports…
NAME pmdalustrecomm – Lustre filesystem comms performance metrics domain agent (PMDA) SYNOPSIS $PCP_PMDAS_DIR/lustrecomm/pmdalustrecomm [-d domain] [-l logfile] [-U username] DESCRIPTION pmdalustrecomm is a Performance Metrics Domain Agent (PMDA) which extracts performance metrics from the Linux procfs filesystem about the state of various aspects of the Lustre filesystem. The lustrecomm PMDA exports metrics that focus on…
NAME pmdalustre – lustre filesystem statistics performance metrics domain agent (PMDA) DESCRIPTION pmdalustre is a Performance Metrics Domain Agent (PMDA) which exports metric values from the /proc/fs/lustre and /proc/sys/lnet trees to provide information on mounted lustre filesystems. INSTALLATION Install the lustre PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/lustre # ./Install To uninstall, do the…
NAME pmdalogger – log file performance metrics domain agent (PMDA) SYNOPSIS $PCP_PMDAS_DIR/logger/pmdalogger [-d domain] [-l logfile] [-m memory] [-s interval] [-U username] [configfile] DESCRIPTION pmdalogger is a configurable log file monitoring Performance Metrics Domain Agent (PMDA). It can be seen as analogous to the -f option to tail(1) and converts each new log line into…
NAME pmdalmsensors – Linux hardware monitoring performance metrics domain agent (PMDA) SYNOPSIS $PCP_PMDAS_DIR/lmsensors/pmdalmsensors [-d domain] [-l logfile] [-U username] DESCRIPTION pmdalmsensors is a Performance Metrics Domain Agent (PMDA) which extracts performance metrics describing the state of hardware using the lm-sensors on compatible motherboards. The lmsensors PMDA exports metrics that measure fan speeds, core temperatures and…
NAME pmdakvm – Linux virtualization performance metrics domain agent (PMDA) DESCRIPTION pmdakvm is a Performance Metrics Domain Agent (PMDA) which exports metric values from the Linux KVM virtualisation subsystem. Unlike many PMDAs it dynamically enumerates its metric hierarchy, based entirely on the contents of /sys/kernel/debug/kvm. INSTALLATION Install the kvm PMDA by using the Install script…
NAME pmdajson – JSON PMDA DESCRIPTION pmdajson is a Performance Metrics Domain Agent (PMDA) which exports metrics from arbitrary sources generating Javascript Object Notation (JSON) syntax, describing metric metadata and values. Further details on the JSON format can be found at http://www.json.org JSON DATA SOURCES pmdajson searches the directories listed in the "directory_list" and "trusted_directory_list"…
NAME pmdajbd2 – journal block device (JBD) performance metrics domain agent (PMDA) SYNOPSIS $PCP_PMDAS_DIR/jbd2/pmdajbd2 [-d domain] [-l logfile] [-j path] [-U username] DESCRIPTION pmdajbd2 is a Performance Metrics Domain Agent (PMDA) which extracts performance metrics from the Journal Block Device subsystem (version 2) in the Linux kernel. These metrics are exported by the kernel in…
NAME pmdaib – Infiniband performance metrics domain agent (PMDA) SYNOPSYS $PCP_PMDAS_DIR/infiniband/pmdaib [-c configFile] [-D debug] [-d domain] [-l logfile] [-w] DESCRIPTION pmdaib is a Performance Metrics Domain Agent (PMDA) which exports information and performance metrics about local Infiniband HCAs and local or remote Infiniband GUIDs. A brief description of the pmdaib command line options follows:…
NAME pmdagpsd – gpsd performance metrics domain agent (PMDA) DESCRIPTION pmdagpsd is a Performance Metrics Domain Agent (PMDA) which exports values from the gpsd daemon. INSTALLATION If you want access to the names and values for gpsd, do the following as root: # cd $PCP_PMDAS_DIR/gpsd # ./Install If you want to undo the installation, do…
NAME pmdagpfs – gpfs filesystem statistics performance metrics domain agent (PMDA) DESCRIPTION pmdagpfs is a Performance Metrics Domain Agent (PMDA) which exports metric values from the /usr/lpp/mmfs/bin/mmpmon program to provide information on mounted gpfs filesystems. INSTALLATION Install the gpfs PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/gpfs # ./Install To uninstall, do the following as…
NAME pmdagluster – Gluster Filesystem PMDA DESCRIPTION pmdagluster is a Performance Metrics Domain Agent (PMDA) which exports metric values about mounted gluster filesystems using the gluster(8) command. This PMDA exports metrics about volumes and bricks both local and remote to the node where pmdagluster is running. The gluster filesystem supports fine-grained control over enabling statistics…
NAME pmdagfs2 – Global Filesystem v2 (GFS2) PMDA DESCRIPTION pmdagfs2 is a Performance Metrics Domain Agent (PMDA) which exports metric values about mounted GFS2 filesystems from the debugfs filesystem. This PMDA requires debugfs along with at least one mounted GFS2 filesystem to be mounted in order to be able to provide metric data. This PMDA…
NAME pmdaelasticsearch – elasticsearch performance metrics domain agent (PMDA) DESCRIPTION pmdaelasticsearch is a Performance Metrics Domain Agent (PMDA) which exports performance metrics from elasticsearch. INSTALLATION This PMDA requires that elasticsearch is running on the local host and is accepting queries on TCP port 9200. Install the elasticsearch PMDA by using the Install script as root:…
NAME pmdads389log – 389 Directory Server Log PMDA DESCRIPTION pmdads389log is a Performance Metrics Domain Agent (PMDA) which extracts statistics from 389 Directory Server access log using the logconv.pl(1) utility. INSTALLATION pmdads389log uses a configuration file • $PCP_PMDAS_DIR/ds389log/ds389log.conf This file can contain overridden values (Perl code) for the settings listed at the start of pmdads389log.pl,…
NAME pmdads389 – 389 Directory Server PMDA DESCRIPTION pmdads389 is a Performance Metrics Domain Agent (PMDA) which extracts live performance data from a running 389 Directory Server instance. See the Red Hat Directory Server Administration Guide for description for each metric. INSTALLATION pmdads389 uses a configuration file • $PCP_PMDAS_DIR/ds389/ds389.conf This file can contain overridden values…