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.
pmdatrivial – trivial performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/trivial/pmdatrivial [-d domain] [-l logfile] [-U username] Descriptionpmdatrivial is the simplest possible Performance Metrics Domain Agent (PMDA) which exports a single performance metric, the time in seconds since the 1st of January, 1970. The trivial PMDA is shipped as source code and is designed to be an…
pmdatrace – application-level transaction performance metrics domain agent Synopsis$PCP_PMDAS_DIR/trace/pmdatrace [-d domain] [-l logfile] [-A access] [-I port] [-M username] [-N buckets] [-T period] [-U units] Descriptionpmdatrace is a Performance Metrics Domain Agent (PMDA) which exports transaction performance metrics from application processes which use the pcp_trace library described in pmdatrace(3). A brief description of the pmdatrace…
pmdate – display an offset date Synopsispmdate [ offset … ] format Descriptionpmdate displays the current date and/or time, with an optional offset. An offset is specified with a leading sign (“+” or “-”), followed by an integer value, followed by one of the following “scale” specifiers; S seconds M minutes H hours d days…
pmdasystemd – systemd performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/systemd/pmdasystemd [-f] [-d domain] [-l logfile] [-m memory] [-s interval] [-U username] Descriptionpmdasystemd is a systemd log file monitoring Performance Metrics Domain Agent (PMDA). It can be seen as analagous to the -f option to journalctl(1) and converts each new log line into a performance event, suitable…
pmdasummary – summary performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/summary/pmdasummary [-d domain] [-h helpfile] [-l logfile] [-U username] pmie-command-line Descriptionpmdasummary is a Performance Metrics Domain Agent (PMDA) which derives performance metrics values from values made available by other PMDAs. pmdasummary consists of two processes: pmie process The inference engine for performance values pmie(1) is used to…
pmdasnmp – Gateway from SNMP to PCP (PMDA) Descriptionpmdasnmp is a Performance Metrics Domain Agent (PMDA) which provides a generic gateway from PCP queries from a PCP client to SNMP queries to one or more SNMP agents. InstallationIf you want access to the SNMP gateway performance metrics, do the following as root: # cd $PCP_PMDAS_DIR/snmp…
pmdaslurm – SLURM statistics performance metrics domain agent (PMDA) Descriptionpmdaslurm is a Performance Metrics Domain Agent (PMDA) which exports metric values from the slurm perlapi interface to provide information on slurm jobs, nodes and users. InstallationInstall the slurm PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/slurm # ./Install To uninstall, do the following as root:…
pmdasimple – simple performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/simple/pmdasimple [-d domain] [-i port] [-l logfile] [-p] [-u socket] [-U username] Descriptionpmdasimple is a simple Performance Metrics Domain Agent (PMDA) which exports a small number of synthetic performance metrics. The simple PMDA is shipped as source code and is designed to be an aid for PMDA…
pmdashping – "shell-ping" performance metrics domain agent Synopsis$PCP_PMDAS_DIR/shping/pmdashping [-C] [-d domain] [-l logfile] [-I interval] [-t timeout] [-U username] configfile Descriptionpmdashping is a Performance Metrics Domain Agent (PMDA) which exports quality of service and response time measurements for arbitrary commands as might be run from a shell such as sh(1). These measurements are intended to…
pmdasendmail – sendmail performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/sendmail/pmdasendmail [-d domain] [-l logfile] [-U username] Descriptionpmdasendmail is a sendmail Performance Metrics Domain Agent (PMDA) which exports mail traffic statistics as collected by sendmail(1). Before the sendmail PMDA can export any metrics, sendmail(1) must have statistics collection enabled. This involves checking the name of the statistics…
pmdasample – sample performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/pmdasample [-d domain] [-i port] [-l logfile] [-p] [-u socket] [-U username] Descriptionpmdasample is a sample Performance Metrics Domain Agent (PMDA) which exports a variety of synthetic performance metrics. This PMDA was developed as part of the quality assurance testing for the PCP product, but has other…
pmdasamba – Samba performance metrics domain agent (PMDA) Descriptionpmdasamba is a Performance Metrics Domain Agent (PMDA) which exports metric values from Samba, a Windows SMB/CIFS server for UNIX. In order for values to be made available by this PMDA, Samba must have been built with profiling support (WITH_PROFILE in “smbd -b” output). This PMDA dynamically…
pmdarsyslog – rsyslog (reliable and extended syslog) PMDA Descriptionpmdarsyslog is a Performance Metrics Domain Agent (PMDA) which exports metric values from the rsyslogd(8) server. Further details about rsyslog can be found at http://www.rsyslog.com/. InstallationIf you want access to the names and values for the rsyslog performance metrics, do the following as root: # cd $PCP_PMDAS_DIR/rsyslog # ./Install To…
pmdaroot – a privileged PMCD helper performance metrics domain agent Synopsis$PCP_PMDAS_DIR/root/pmdaroot [-d domain] [-l logfile] [-s sockname] Descriptionpmdaroot is a special Performance Metrics Domain Agent (PMDA) which cooperates closely with pmcd(1) and other PMDAs to provide limited privileged services to these unprivileged processes. In this role it is used to discover operating system containers running…
pmdaroomtemp – room temperature performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/roomtemp/pmdaroomtemp [-d domain] [-l logfile] Descriptionpmdaroomtemp is a Performance Metrics Domain Agent (PMDA) which exports the temperature from one or more sensors built using the DS2480 and DS1280 chipsets and MicroLAN technology from Dallas Semiconductor Corporation. The roomtemp PMDA exports metrics that reflect the temperatures from…
pmdaproc – process performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/proc/pmdaproc [-AL] [-d domain] [-l logfile] [-r cgroup] [-U username] Descriptionpmdaproc is a Performance Metrics Domain Agent (PMDA) which extracts performance metrics describing the state of the individual processes running on a Linux system. The proc PMDA exports metrics that measure the memory, processor and other resource…
pmdapostgresql – PostgreSQL database PMDA Descriptionpmdapostgresql is a Performance Co-Pilot PMDA which extracts live performance data from a running PostgreSQL database. Installationpmdapostgresql uses a configuration file from (in this order): • /etc/pcpdbi.conf • $PCP_PMDAS_DIR/postgresql/postgresql.conf • ./postgresql.conf This file can contain overridden values (Perl code) for the settings listed at the start of pmdapostgresql.pl, for example:…
pmdapostfix – Postfix performance metrics domain agent (PMDA) Descriptionpmdapostfix is a Performance Metrics Domain Agent (PMDA) which exports mail queue sizes as reported by qshape(1), as well as aggregate statistics collected from mail.log. InstallationIf you want access to the names and values for the Postfix performance metrics, do the following as root: # cd $PCP_PMDAS_DIR/postfix # ./Install To…
pmdapipe – command output capture performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/pipe/pmdapipe [-c configfile] [-d domain] [-l logfile] [-m memory] Descriptionpmdapipe is a configurable command output monitoring Performance Metrics Domain Agent (PMDA). It can be seen as analogous to a restricted shell, where options can be passed to preset commands, and each line of their output…
pmdaperfevent – hardware performance counter performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/perfevent/pmdaperfevent [-d domain] [-l logfile] [-U username] [-i port] [-p] [-u socket] [-6] Descriptionpmdaperfevent is a Performance Metrics Domain Agent (PMDA) that configures and reads the hardware performance counters using the Linux kernel perf_event API. The perfevent PMDA exports metrics for hardware performance counters that…