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Diffstat (limited to 'cddl/contrib/dtracetoolkit/dvmstat')
| -rwxr-xr-x | cddl/contrib/dtracetoolkit/dvmstat | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/cddl/contrib/dtracetoolkit/dvmstat b/cddl/contrib/dtracetoolkit/dvmstat new file mode 100755 index 000000000000..41f40e39e785 --- /dev/null +++ b/cddl/contrib/dtracetoolkit/dvmstat @@ -0,0 +1,250 @@ +#!/usr/bin/sh +# +# dvmstat - vmstat by PID/name/command. +# Written using DTrace (Solaris 10 3/05). +# +# This program provides vmstat like data for one particular PID, a +# process name, or when running a command. It prints statistics +# every second. +# +# $Id: dvmstat 3 2007-08-01 10:50:08Z brendan $ +# +# USAGE: dvmstat { -p PID | -n name | command } +# eg, +# dvmstat -p 1871 # examine PID 1871 +# dvmstat -n tar # examine processes called "tar" +# dvmstat df -h # run and examine "df -h" +# +# FIELDS: +# re page reclaims Kbytes +# maj major faults Kbytes +# mf minor faults Kbytes +# fr page frees Kbytes +# epi executable page ins Kbytes +# epo executable page out Kbytes +# api anonymous page ins Kbytes +# apo anonymous page outs Kbytes +# fpi filesystem page ins Kbytes +# fpo filesystem page outs Kbytes +# sy system calls number +# +# SEE ALSO: vmstat(1M) +# +# NOTES: +# +# When using dvmstat to run a command - if the command takes some time +# to execute, dvmstat will print output every second. If the command runs +# in less than a second, then the only one line of output will be printed. +# +# COPYRIGHT: Copyright (c) 2005 Brendan Gregg. +# +# CDDL HEADER START +# +# The contents of this file are subject to the terms of the +# Common Development and Distribution License, Version 1.0 only +# (the "License"). You may not use this file except in compliance +# with the License. +# +# You can obtain a copy of the license at Docs/cddl1.txt +# or http://www.opensolaris.org/os/licensing. +# See the License for the specific language governing permissions +# and limitations under the License. +# +# CDDL HEADER END +# +# Author: Brendan Gregg [Sydney, Australia] +# +# 12-Jun-2005 Brendan Gregg Created this. +# 08-Jan-2006 " " Last update. +# + +############################## +# --- Process Arguments --- +# + +### Default variables +opt_pid=0; opt_name=0; pid=0; pname="."; opt_command=0; command="" + +### Process options +while getopts hn:p: name +do + case $name in + p) opt_pid=1; pid=$OPTARG ;; + n) opt_name=1; pname=$OPTARG ;; + h|?) cat <<-END >&2 + USAGE: dvmstat [-h] { -p PID | -n name | command } + -p PID # examine this PID + -n name # examine this process name + eg, + dvmstat -p 1871 # examine PID 1871 + dvmstat -n tar # examine processes called "tar" + dvmstat df -h # run and examine "df -h" + END + exit 1 + esac +done +shift `expr $OPTIND - 1` + + +### Option logic +if [ $opt_pid -eq 0 -a $opt_name -eq 0 ]; then + opt_command=1 + if [ "$*" = "" ]; then + $0 -h + exit + fi + command="$*" +fi + + +################################# +# --- Main Program, DTrace --- +# +dtrace=' + #pragma D option quiet + + /* + * Command line arguments + */ + inline int OPT_pid = '$opt_pid'; + inline int OPT_name = '$opt_name'; + inline int OPT_command = '$opt_command'; + inline int PID = '$pid'; + inline string NAME = "'$pname'"; + inline string COMMAND = "'$command'"; + inline int SCREEN = 21; + + /* + * Initialise variables + */ + dtrace:::BEGIN + { + epi = 0; epo = 0; api = 0; apo = 0; fpi = 0; fpo = 0; + re = 0; mf = 0; maj = 0; fr = 0; sy = 0; + lines = SCREEN + 1; + header = 0; + } + + /* + * Print header + */ + dtrace:::BEGIN, + dtrace:::END, + profile:::tick-1sec + /(OPT_command && probename == "END") || + (!(OPT_command && probename == "BEGIN") && lines++ > SCREEN)/ + { + printf("%6s %5s %5s %4s %4s %4s %4s %4s %4s %4s %6s\n", + "re", "maj", "mf", "fr", "epi", "epo", "api", "apo", + "fpi", "fpo", "sy"); + lines = 0; + } + + /* + * Probe events + * + * this intentionally does not use an associative array for storing data, + * for reasons of performance. + */ + + vminfo:::execpgin + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { epi += arg0; } + + vminfo:::execpgout + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { epo += arg0; } + + vminfo:::anonpgin + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { api += arg0; } + + vminfo:::anonpgout + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { apo += arg0; } + + vminfo:::fspgin + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { fpi += arg0; } + + vminfo:::fspgout + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { fpo += arg0; } + + vminfo:::pgrec + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { re += arg0; } + + vminfo:::as_fault + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { mf += arg0; } + + vminfo:::maj_fault + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { maj += arg0; } + + vminfo:::dfree + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { fr += arg0; } + + syscall:::entry + /(OPT_pid && pid == PID) || + (OPT_name && execname == NAME) || + (OPT_command && pid == $target)/ + { sy++; } + + /* + * Print output line + */ + profile:::tick-1sec, + dtrace:::END + { + /* convert to Kbytes */ + re *= `_pagesize / 1024; + maj *= `_pagesize / 1024; + mf *= `_pagesize / 1024; + fr *= `_pagesize / 1024; + epi *= `_pagesize / 1024; + epo *= `_pagesize / 1024; + api *= `_pagesize / 1024; + apo *= `_pagesize / 1024; + fpi *= `_pagesize / 1024; + fpo *= `_pagesize / 1024; + + /* print line */ + printf("%6d %5d %5d %4d %4d %4d %4d %4d %4d %4d %6d\n", + re, maj, mf, fr, epi, epo, api, apo, fpi, fpo, sy); + + /* clear counters */ + epi = 0; epo = 0; api = 0; apo = 0; fpi = 0; fpo = 0; + re = 0; mf = 0; maj = 0; fr = 0; sy = 0; + } +' + +### Run DTrace +if [ $opt_command -eq 1 ]; then + /usr/sbin/dtrace -n "$dtrace" -x evaltime=exec -c "$command" >&2 +else + /usr/sbin/dtrace -n "$dtrace" >&2 +fi + |