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.
pmdaoracle – Oracle database PMDA Descriptionpmdaoracle is a Performance Co-Pilot PMDA which extracts live performance data from a running Oracle database. Installationpmdaoracle uses a configuration file from (in this order): • /etc/pcpdbi.conf • $PCP_PMDAS_DIR/oracle/oracle.conf • ./oracle.conf This file can contain overridden values (Perl code) for the settings listed at the start of pmdaoracle.pl, for example:…
pmdanvidia – nvidia gpu metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/nvidia/pmdanvidia [-d domain] [-l logfile] Descriptionpmdanvidia is a Performance Metrics Domain Agent (PMDA) which extracts performance metrics describing the metrics available on NVIDIA GPU cards via the NVML library. The nvidia PMDA exports metrics that measure gpu activity, memory utilization, fan speed, etc on NVIDIA Tesla and…
pmdanginx – nginx performance metrics domain agent (PMDA) Descriptionpmdanginx is a Performance Metrics Domain Agent (PMDA) which exports performance metrics from nginx(8) – an HTTP and reverse proxy server, a mail proxy server, and a generic TCP proxy server. InstallationThis PMDA requires that the nginx stub_status module is active and available at http://localhost/nginx_status In order…
pmdanfsclient – NFS client statistics performance metrics domain agent (PMDA) Descriptionpmdanfsclient is a Performance Metrics Domain Agent (PMDA) which exports metric values from the /proc/self/mountstats interface to provide information on NFS mounts. InstallationInstall the nfsclient PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/nfsclient # ./Install To uninstall, do the following as root: # cd $PCP_PMDAS_DIR/nfsclient # ./Remove pmdanfsclient…
pmdanews – sample Usenet news performance metrics domain agent (PMDA) Descriptionpmdanews is an example Performance Metrics Domain Agent (PMDA) which exports metric values related to a set of newsgroups. InstallationIf you want access to the names and values for the news performance metrics, do the following as root: # cd $PCP_PMDAS_DIR/news # ./InstallIf you want…
pmdanetfilter – Linux netfilter IP connection tracking performance metrics domain agent (PMDA) Descriptionpmdanetfilter is a Performance Metrics Domain Agent (PMDA) which exports metric values from the IP connection tracking module in the Linux kernel. InstallationInstall the netfilter PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/netfilter # ./Install To uninstall, do the following as root: # cd $PCP_PMDAS_DIR/netfilter…
pmdanamed – BIND (named) PMDA Descriptionpmdanamed is a Performance Metrics Domain Agent (PMDA) which exports metric values from the BIND DNS server. Further details on BIND can be found at http://isc.org/. InstallationIf you want access to the names and values for the named performance metrics, do the following as root: # cd $PCP_PMDAS_DIR/named # ./InstallIf…
pmdamysql – MySQL database PMDA Descriptionpmdamysql is a Performance Co-Pilot PMDA which extracts live performance data from a running MySQL database. Installationpmdamysql uses a configuration file from (in this order): • /etc/pcpdbi.conf • $PCP_PMDAS_DIR/mysql/mysql.conf This file can contain overridden values (Perl code) for the settings listed at the start of pmdamysql.pl, namely: • database name…
pmdamounts – filesystem mounts performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/mounts/pmdamounts [-d domain] [-l logfile] [-U username] Descriptionpmdamounts 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 list of mount…
pmdammv – memory mapped values performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/mmv/pmdammv [-d domain] [-l logfile] [-U username] Descriptionpmdammv 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 where it is…
pmdamic – MIC card PMDA Descriptionpmdamic 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 InstallationInstall the MIC PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/mic # ./Install To uninstall, do the following as root:…
pmdamemcache – memcached performance metrics domain agent (PMDA) DescriptionThis PMDA extracts performance data from memcached, a distributed memory caching daemon commonly used to improve web serving performance. A farm of memcached processes over multiple servers can be utilised by a single web application, increasing the total available object cache size, and decreasing the database load…
pmdamailq – mail queue performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/mailq/pmdamailq [-b binlist] [-d domain] [-l logfile] [-r regex] [-U username] [queuedir] Descriptionpmdamailq 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 metrics that measure…
pmdalustrecomm – Lustre filesystem comms performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/lustrecomm/pmdalustrecomm [-d domain] [-l logfile] [-U username] Descriptionpmdalustrecomm 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 distributed communication in…
pmdalustre – lustre filesystem statistics performance metrics domain agent (PMDA) Descriptionpmdalustre 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. InstallationInstall the lustre PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/lustre # ./Install To uninstall, do the following as root:…
pmdalogger – log file performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/logger/pmdalogger [-d domain] [-l logfile] [-m memory] [-s interval] [-U username] [configfile] Descriptionpmdalogger 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 a performance event….
pmdalmsensors – Linux hardware monitoring performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/lmsensors/pmdalmsensors [-d domain] [-l logfile] [-U username] Descriptionpmdalmsensors 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 voltage levels. A…
pmdakvm – Linux virtualization performance metrics domain agent (PMDA) Descriptionpmdakvm 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. InstallationInstall the kvm PMDA by using the Install script as root: # cd $PCP_PMDAS_DIR/kvm…
pmdajson – JSON PMDA Descriptionpmdajson is a Performance Metrics Domain Agent (PMDA) which exports metrics from arbitrary sources generating Javascript Object Notation (JSON) syntax, describing metric metadata and values. Further details on the JSON format can be found at http://www.json.org Json Data Sourcespmdajson searches the directories listed in the "directory_list" and "trusted_directory_list" config file options,…
pmdajbd2 – journal block device (JBD) performance metrics domain agent (PMDA) Synopsis$PCP_PMDAS_DIR/jbd2/pmdajbd2 [-d domain] [-l logfile] [-j path] [-U username] Descriptionpmdajbd2 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 procfs files, one…