PCP-IOSTAT(1) General Commands Manual PCP-IOSTAT(1) (NAME) pmiostat, pcp-iostat - / (I/O) (SYNOPSIS) pcp [pcp options] iostat [-u?] [-G method] [-P precision] [-R pattern] [-x [dm][,t][,h][,noidle]] (DESCRIPTION) pcp-iostat I/O SCSI ( ) ( -x) . (OPTIONS) pcp(1) pcp -A/--align -a/--archive -h/--host -O/--origin -S/--start -s/--samples -T/--finish -t/--interval -v/--version -Z/--timezone -z/--hostzone PCPIntro(1) . pcp-iostat : -G method, --aggregate=method -R regex method . ( ). -G method(regex) -G sum -R 'sd(a|b)$' sum(sd(a|b)$) sda sdb . -G -R regex .* . method sum . %util . method avg . method min max . -P N, --precision=N ( ) . N () . avgrq-sz avgqu-sz N+1 . . -R pattern, --regex=pattern pattern . pattern perl . '^sd[a-zA-Z]+' 'sd' . '^sd(a|b)$' 'sda' 'sdb' . 'sda$' 'sda' 'sdab' . -G . -u, --no-interpolation ( -t) (). PCP -t () . -u - . -u -t . -u -a PCPIntro(1) -u -a ..TP -V, --version . -x comma-separated-options : dm - device-mapper SCSI t - ctime(3) h - noidle - (idle). -?, --help . (REPORT) pcp-iostat : Timestamp -x t ctime(3) . Device scsi -x dm device-mapper . -G (regular expression) - -G -R . rrqm/s I/O . wrqm/s I/O . r/s ( ) . w/s ( ) . rkB/s . wkB/s . avgrq-sz I/O . avgqu-sz . await ( ). r_await ( ). w_await ( ). %util . ..SH " PCP (PCP ENVIRONMENT)" PCP_ PCP . /etc/pcp.conf . $PCP_CONF pcp.conf(5) . PCP pmGetOptions(3) . (DEBUGGING OPTIONS) pcp -D --debug stderr . debug pmdbg(1) -l . (SEE ALSO) PCPIntro(1) pcp(1) iostat2pcp(1) pmcd(1) pmchart(1) pmlogger(1) pcp.conf(5) pcp.env(5). Performance Co-Pilot PCP PCP-IOSTAT(1)