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.
pcre-config – program to return PCRE configuration Synopsispcre-config [–prefix] [–exec-prefix] [–version] [–libs] [–libs-posix] [–cflags] [–cflags-posix] Descriptionpcre-config returns the configuration of the installed PCRE libraries: the options required to compile a program to use them. Options–prefix Writes the directory prefix used in the PCRE installation for architecture independent files (e.g. /usr) to standard output. –exec-prefix Writes…
pcp2graphite – pcp-to-graphite metrics exporter Synopsispcp2graphite [-h hostspec] [-a archive] [-L] [-O origin] [-T finish] [-s samples] [-t delta] [-g graphitehost] [-p pickleport] [-P textport] [-r pickleprotocol] [-u units] [-m prefix] metricname … Descriptionpcp2graphite is a PCP metric exporter. It relays hierarchies of the pmns(5) to a designated Graphite (Carbon/Whisper) database by periodically polling, then…
pcp, pcp-summary – run a command or summarize an installation Synopsis pcp [pcp options…] pcp-command [command options…] pcp [-P] [-a archive] [-h host] [-n pmnsfile] DescriptionThe pcp command is used in one of two modes. By default, it summarizes the Performance Co-Pilot (PCP) installation on the local host. This mode can also be used to…
pcp-vmstat, pmstat – high-level system performance overview Synopsispcp [pcp options] vmstat [interval [samples]] pmstat [-gLlPxz] [-A align] [-a archive] [-h host] [-H file] [-n pmnsfile] [-O offset] [-p port] [-S starttime] [-s samples] [-T endtime] [-t interval] [-Z timezone] Descriptionpmstat provides a one line summary of system performance every interval unit of time (the default…
pcp-verify – verify aspects of a PCP installation Synopsispcp [pcp options] verify [-c/–containers] [-s/–secure] [-v/–verbose] Descriptionpcp-verify inspects various aspects of a PCP collector installation and reports on whether it is configured correctly for certain modes of operation. By default, pcp-verify checks that PMCD is running and no agents are in a failed state. These checks…
pcp-uptime – tell how long the system has been running Synopsispcp [pcp options] uptime [-V/[–version] Descriptionpcp-uptime gives a one line display of the following information. The current time, how long the system has been running, how many users are currently logged on, and the system load averages for the past 1, 5, and 15 minutes….
pcp-shping – report on shell service availability and response Synopsispcp shping [-cl] tag … Descriptionpcp-shping samples and reports on the shell-ping service metrics exported by the pmdashping(1) agent. The default report from pcp-shping shows two columns for each service tag, the first showing service status (zero indicating success) and the second service response time, for…
pcp-python – run a python script using a preferred python variant Synopsispcp python [SCRIPT [ARG]…] Descriptionpcp-python has been replaced by pmpython(1) which is preferred, however pcp-python is still installed to provided backwards compatibility. pcp-python provides a way to run python scripts using a customisable python binary, rather than embedding any particular version of python into…
pcp-numastat – report on NUMA memory allocation Synopsispcp [pcp options] numastat [-V] Descriptionpcp-numastat displays NUMA allocation statistics from the kernel memory allocator. Each process has NUMA policies that specify on which node pages are allocated. The performance counters in the kernel track on which nodes memory is allocated and these values are sampled and reported…
pcp-ipcs – provide information on IPC facilities Synopsispcp-ipcs [resource-option] [output-format] pcp-ipcs [resource-option] -i id Descriptionpcp-ipcs provides information on the inter-process communication facilities for which the calling process has read access. Options-i, –id id Print details only on the resource identified by id. -h, –help Display a help text and exit. -V, –version Display version information…
pmiostat, pcp-iostat – performance metrics i/o statistics tool Synopsispcp iostat [-A align –align=TIME] [-a archive –archive=FILE] [-G method –aggregate=method] [-h host –host=HOST] [-O offset –origin=TIME] [-S starttime –start=TIME] [-s samples –samples=N] [-T endtime –finish=TIME] [-t interval –interval=DELTA] [-P precision –precision=N] [-R pattern –regex=pattern] [-u –no-interpolate] [-Z timezone –timezone=TZ] [-z –hostzone] [-? –help] [-x [dm][,t][,h][,noidle]] Descriptionpcp-iostat…
pcp-free – report on free and used memory in the system Synopsispcp [pcp options] free [-bkmgoltV] [-c count] [-s interval] Descriptionpcp-free gives a summary display of the total amount of free and used physical memory and swap in the system, as well as the caches used by the kernel. When invoked via the pcp(1) command,…
pcp-dmcache, pcp-lvmcache – report on logical storage device caches Synopsispcp [pcp options] dmcache [-i/–iops] [-R/–repeat N] [device …] Descriptionpcp-dmcache reports on the activity of any configured Device Mapper Cache targets. The reported information includes device IOPs, cache and metadata device utilization, as well as hit and miss rates and ratios for both reads and writes…
pmcollectl, pcp-collectl – collect data that describes the current system status Synopsispcp collectl [-f file | -p file …] [options …] Descriptionpcp-collectl is a system-level performance monitoring utility that records or displays specific operating system data for one or more sets of subsystems. Any of the subsystems (such as CPU, Disks, Memory or Sockets) can…
pcp-atopsar – Advanced System Activity Report (pcp-atop related) Synopsispcp [pcp options] atopsar [atop options] [-r file|date] [-h host] [-R cnt] [-b hh:mm] [-e hh:mm] pcp [pcp options] atopsar [atop options] interval [samples] DescriptionThe pcp-atopsar program can be used to report statistics at the system level. In the first synopsis line (no sampling interval specified), pcp-atopsar…
pcp-atop, pmatop – Advanced System and Process Monitor SynopsisInteractive Usage: pcp [pcp options] atop [-g|-m|-d|-n|-u|-p|-s|-c|-v|-o|-y] [-C|-M|-D|-N|-A] [-afFG1xR] [-L linelen] [-Plabel[,label]…] [interval [samples]] Writing and reading raw logfiles: pcp atop -w rawfile [-a] [-S] [interval [samples]] pcp atop -r [ rawfile ] [-b hh:mm ] [-e hh:mm ] [-g|-m|-d|-n|-u|-p|-s|-c|-v|-o|-y] [-C|-M|-D|-N|-A] [-fFG1xR] [-L linelen] [-Plabel[,label]…] DescriptionThe program…
PCManFM-Qt – A lightweight Qt-based file manager for X Window. Synopsispcmanfm-qt [OPTION…] [FILE1, FILE2,…] DescriptionPCMan File Manager Qt (PCManFM-Qt) is an extremely fast, lightweight, yet feature-rich file manager with tabbed browsing. It is the default file manager for the lightweight desktop environment LXQt. OptionsHelp Options:-h, –help Show help optionsApplication Options:-p, –profile=,PROFILE/ Set name of configuration…
pchrt (python-schedutils) – manipulate the real-time attributes of a process Synopsispchrt [options] [prio] [pid | cmd [args…]] Options-b, –batch set policy to SCHED_BATCH -f, –fifo set policy to SCHED_FIFO -i, –idle set policy to SCHED_IDLE -p, –pid operate on existing given pid -m, –max show min and max valid priorities -o, –other set policy to…
pcdovtoppm – create index image for a photo CD Synopsispcdovtoppm [-m width] [-s size] [-a across] [-c colors] [-f font] [-b|-w] [pcdfile] DescriptionThis program is part of Netpbm(1) This program generates an index image in PPM format for a photo CD, based on the photo CD overview file. You can achieve a similar result with…
pcdindex – renamed to pcdovtoppm Descriptionpcdindex has been renamed to pcdovtoppm(1)