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lpcpu.sh
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lpcpu.sh
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#!/bin/bash
#
# LPCPU (Linux Performance Customer Profiler Utility): ./lpcpu.sh
#
# (C) Copyright IBM Corp. 2018
#
# This file is subject to the terms and conditions of the Eclipse
# Public License. See the file LICENSE.TXT in the main directory of the
# distribution for more details.
#
# Linux Performance Customer Profiler Utility (LPCPU)
#
# the overridable options can be specified like:
# lpcpu.sh profilers="vmstat iostat" duration=60
#
# Copyright (c) IBM Corporation, 2014. All rights reserved.
VERSION_STRING="356c8306d2c85f6af89dc2b85c151f4bbd9e9c63 2018-07-25 16:45:06 -0500"
## overridable values (with defaults) ##############################################################
#
# We recommend you override these values on the command line, not by modifying the script
#
################################################
#
# The common parameters to override.
#
# List of profilers to use.
# oprofile: see README for additional options
# perf: See README for additional options
# The following are the default profilers to use
profilers="sar iostat mpstat vmstat top meminfo interrupts"
# list of profilers to add in addition to the defaults
extra_profilers=""
# Duration of the profiler run, in seconds.
duration=120
# A command to run, if this is specified then the command is run and profiled from start
# to finish instead of profiling for the length of $duration
cmd=""
# where to create the output data (a compressed tar ball)
output_dir="/tmp"
# optional directory name to use in the output_dir, otherwise defaults to LPCPU naming scheme
dir_name=""
# Duration between profiler samples (does not apply to some profilers)
interval=5
# Files to include in summary.html
link_files=""
# should the resulting data be packaged into a compress tarball or left alone. valid values are "yes" or "no"
package_results="yes"
################################################
#
# oprofile and perf specific parameters
# Use callgraph on oprofile or perf
callgraph="no"
# use oprofile separate feature
oprofile_separate="yes"
# which flags to pass to oprofile separate
oprofile_separate_flags="lib,kernel"
# specific PID for oprofile to focus on
oprofile_pid=""
# if you absolutely positively cannot find the Linux kernel rpms
# we will of course ask for this later
# oprofile_kernel=--no-vmlinux
oprofile_kernel=""
# specify specific hardware counters to oprofile
# the counters should be specified in the same form as opcontrol accepts them
# for example: oprofile_hw_counters="-e <counter name>:<count>"
# or: oprofile_hw_counters="-e <counter 1 name>:<count> -e <counter 2 name>:<count>"
ARCH=`uname -m`
if [ "$ARCH" == "ppc64" -o "$ARCH" == "ppc64le" ]; then
# http://www.ibm.com/developerworks/opensource/library/l-evaluatelinuxonpower
# the recommended default override
oprofile_hw_counters="-e PM_RUN_CYC_GRP1:500000"
#
# for normal cycles
# oprofile_hw_counters="-e PM_CYC_GRP1:1000000"
#
# for cycles per instruction
# oprofile_hw_counters="-e PM_CYC_GRP1:1000000 -e PM_INST_CMPL_GRP1:1000000"
#
# for cycles per instruction based on run_cycles
# oprofile_hw_counters="-e PM_RUN_CYC_GRP1:500000 -e PM_RUN_INST_CMPL_GRP1:500000"
else
oprofile_hw_counters=""
fi
# control the frequency at which perf samples are collected
perf_frequency=""
# default to all cpus
perf_cpu=""
# create perf annotated report (default is no, "yes" to enable)
perf_annotate=""
################################################
#
# unique special case parameters
# MySQL Account info
MYSQL_USER=""
MYSQL_PASSWORD=""
# data collection flags, used to provide functionality with Autobench postprocessing scripts
id="default"
# no reason to modify this unless you know what you are doing
RUN_NUMBER="001"
# debugfs mount reference count
DEBUGFS_USERS=0
DEBUGFS_UNMOUNT=0
## argument import loop ############################################################################
# This loop takes the command line input variable (CLI) and sets the bash script variables
startup_output_log=""
for arg; do
export "$arg"
startup_output_log="${startup_output_log}Importing CLI variable : $arg\n"
done
## post argument important fixes ###################################################################
profilers="$profilers $extra_profilers"
## fixup configuration conflicts ###################################################################
# pmu conflicts with perf, oprofile, and cmd
if [[ " $profilers " =~ " pmu " && ( " $profilers " =~ " perf " || " $profilers " =~ " oprofile " || "$cmd" != "" ) ]]; then
echo "ERROR: profiler \"pmu\" conflicts with \"perf\", \"oprofile\", and \"cmd\"."
exit 1
fi
# pmu needs to run at least 120 sec or longer
if [[ " $profilers " =~ " pmu " && ( " $duration " -lt " 120 " ) ]]; then
echo "ERROR: profiler \"pmu\" requires a duration of at least 120 seconds."
exit 1
fi
if [ -n "$oprofile_pid" ]; then
startup_output_log="${startup_output_log}\nUsing oprofile_pid=$oprofile_pid [`sed -e 's/\x0/ /g' /proc/$oprofile_pid/cmdline`]\n"
startup_output_log="${startup_output_log}Profiling a specific PID using Oprofile requires --separate=thread => fixing\n"
export "oprofile_separate=yes"
export "oprofile_separate_flags=thread"
fi
## non-overridable defined values ##################################################################
# Location to store output data.
NAME=$(hostname -s)
TODAY=$(date +"%F_%H%M")
if [ -z "${dir_name}" ]; then
LOGDIR_NAME=lpcpu_data.$NAME.$id.$TODAY
else
LOGDIR_NAME=${dir_name}
fi
LOGDIR=$output_dir/$LOGDIR_NAME
mkdir -p $LOGDIR
## utility functions ###############################################################################
function debugfs_mount() {
# checking and mounting debugfs and enabling trace
DEBUGFS=$(awk '($3 == "debugfs") {print $2}' < /proc/mounts)
if [ -z "$DEBUGFS" ]; then
DEBUGFS=/sys/kernel/debug
mount -t debugfs debugfs $DEBUGFS >${LOGDIR}/lpcpu.out 2>&1 && DEBUGFS_UNMOUNT=1
fi
DEBUGFS_USERS=$((DEBUGFS_USERS+1))
}
function debugfs_unmount() {
DEBUGFS_USERS=$((DEBUGFS_USERS-1))
if [ "$DEBUGFS_UNMOUNT" -eq 1 -a "$DEBUGFS_USERS" -eq 0 ]; then
umount "$DEBUGFS"
DEBUGFS_UNMOUNT=0
fi
}
## mysql ###########################################################################################
function setup_mysql() {
echo "Setting up MySQL."
if [ -z "$(which mysql)" ]; then
echo "ERROR: MySQL is not installed."
exit 1
fi
if [ -z "$MYSQL_USER" ]; then
echo "ERROR: Please specify the account to connect to MySQL with by running 'export MYSQL_USER=<username>'"
exit 1
fi
mkdir $LOGDIR/mysql-profiler.$id.$RUN_NUMBER
if ! mysql -u $MYSQL_USER ${MYSQL_PASSWORD:+"--password=$MYSQL_PASSWORD"} -e "show global variables" > $LOGDIR/mysql-profiler.$id.$RUN_NUMBER/variables; then
echo "ERROR: Unable to retrieve MySQL global variables. Is a password required for $MYSQL_USER to connect?"
echo "ERROR: Please specify the password to connect to MySQL with by running 'export MYSQL_PASSWORD=<password>'"
exit 1
fi
}
function mysql_profiler() {
local mysql_profile_counter=0
trap "echo 'mysql_profiler : Received quit signal'; exit" SIGINT SIGTERM
while [ 1 ]; do
local pre=`printf "%06d" $mysql_profile_counter`
mysql -u $MYSQL_USER ${MYSQL_PASSWORD:+"--password=$MYSQL_PASSWORD"} -e "show global status;" \
> $LOGDIR/mysql-profiler.$id.$RUN_NUMBER/status.$pre
sleep $interval
(( mysql_profile_counter += $interval ))
done
}
function start_mysql() {
echo "Starting MySQL."
mysql_profiler &
MYSQL_PROFILER_PID=$!
disown $MYSQL_PROFILER_PID
}
function stop_mysql() {
echo "Stopping MySQL."
kill $MYSQL_PROFILER_PID
}
function report_mysql() {
echo "Postprocessing MySQL."
}
function setup_postprocess_mysql() {
echo '${LPCPUDIR}/postprocess/postprocess-mysql.pl .'" $id.$RUN_NUMBER"
}
## oprofile ########################################################################################
function setup_oprofile() {
echo "Setting up oprofile."
if [ -z "$(which opcontrol)" ]; then
echo "ERROR: Oprofile is not installed."
## Add check here for Advance toolchain.
exit 1
fi
if [ -z "$oprofile_kernel" ]; then
KERNEL="$(uname -r)"
if [ -f "/boot/vmlinux-${KERNEL}" ]; then
VMLINUX="--vmlinux=/boot/vmlinux-${KERNEL}"
elif [ -f "/boot/vmlinux-${KERNEL}.gz" ]; then
# This gunzip step is classically what is done on the SLES distros
gunzip -c "/boot/vmlinux-${KERNEL}.gz" > "/tmp/vmlinux-${KERNEL}"
VMLINUX="--vmlinux=/tmp/vmlinux-${KERNEL}"
elif [ -f "/usr/lib/debug/lib/modules/${KERNEL}/vmlinux" ]; then
VMLINUX="--vmlinux=/usr/lib/debug/lib/modules/${KERNEL}/vmlinux"
else
echo "ERROR: Cannot find the vmlinux file for the running kernel (${KERNEL})."
if [ -f "/etc/redhat-release" ]; then
echo " On RedHat, you should find and install the kernel-debuginfo*.rpm files"
echo " These RPM files are typically on the optional DVD for your hardware platform."
elif [ -f "/etc/SuSE-release" ]; then
echo " On SLES, this should have been caught in the gunzip step."
else
echo " This script expects the symbol enabled vmlinux kernel to be available"
fi
echo " Please do not modify the script to bypass this checking."
exit 1
fi
else
VMLINUX=$oprofile_kernel
fi
opcontrol --deinit
if [ -e /proc/sys/kernel/nmi_watchdog ]; then
# The nmi watchdog uses some resources that oprofile needs
echo 0 >/proc/sys/kernel/nmi_watchdog
fi
modprobe oprofile
opcontrol --shutdown
rm -rf /var/lib/oprofile/samples/current
rm -f /var/lib/oprofile/samples/oprofiled.log
rm -f ~/.oprofile/daemonrc
opcontrol $VMLINUX $oprofile_hw_counters
if [ "$oprofile_separate" == "yes" ]; then
opcontrol --separate=$oprofile_separate_flags
fi
if [ "$callgraph" == "yes" ]; then
opcontrol --callgraph=10
else
opcontrol --callgraph=0
fi
opcontrol --init
opcontrol --status
}
function start_oprofile() {
echo "starting oprofile."$id"" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
opcontrol --start && opcontrol --reset
}
function stop_oprofile() {
echo "Stopping oprofile."
opcontrol --dump
opcontrol --stop
}
function report_oprofile() {
echo "Processing oprofile data."
mkdir $LOGDIR/oprofile.breakout.$id.$RUN_NUMBER
if [ "$oprofile_separate_flag" == "thread" -o -n "$oprofile_pid" ]; then
opreport --merge tgid > $LOGDIR/oprofile-brief.$id.$RUN_NUMBER 2>&1
if [ -n "$oprofile_pid" ]; then
opreport tgid:$oprofile_pid > $LOGDIR/oprofile-brief.pid.$oprofile_pid.$id.$RUN_NUMBER 2>&1
fi
else
opreport > $LOGDIR/oprofile-brief.$id.$RUN_NUMBER 2>&1
fi
OPRPT_PATH="/lib/modules/$(uname -r)/kernel"
if [ -d /lib/modules/$(uname -r)/extra ]; then
OPRPT_PATH="${OPRPT_PATH},/lib/modules/$(uname -r)/extra"
fi
if [ -d /lib/modules/$(uname -r)/updates ]; then
OPRPT_PATH="${OPRPT_PATH},/lib/modules/$(uname -r)/updates"
fi
if [ -d /lib/modules/$(uname -r)/weak-updates ]; then
OPRPT_PATH="${OPRPT_PATH},/lib/modules/$(uname -r)/weak-updates"
fi
if [ "$oprofile_separate_flag" == "thread" -o -n "$oprofile_pid" ]; then
opreport --merge tgid -l -p $OPRPT_PATH > $LOGDIR/oprofile.$id.$RUN_NUMBER 2>&1
if [ -n"$oprofile_pid" ]; then
opreport tgid:$oprofile_pid -l -p $OPRPT_PATH > $LOGDIR/oprofile.pid.$oprofile_pid.$id.$RUN_NUMBER 2>&1
fi
else
opreport -l -p $OPRPT_PATH > $LOGDIR/oprofile.$id.$RUN_NUMBER 2>&1
fi
if [ "$callgraph" == "yes" ]; then
opreport --callgraph -l -p $OPRPT_PATH > $LOGDIR/oprofile-callgraph.$id.$RUN_NUMBER 2>&1
fi
opcontrol --shutdown
opcontrol --version > $LOGDIR/oprofile.breakout.$id.$RUN_NUMBER/oprofiled-log 2>&1
cat /var/lib/oprofile/samples/oprofiled.log >> $LOGDIR/oprofile.breakout.$id.$RUN_NUMBER/oprofiled-log 2>&1
}
function setup_postprocess_oprofile() {
echo '${LPCPUDIR}/postprocess/postprocess-oprofile .'" $id.$RUN_NUMBER"
}
## sar #############################################################################################
function setup_sar() {
echo "Setting up sar."
SAR=$(which sar)
if [ -z "$SAR" ]; then
echo "ERROR: sar is not installed. To correct this problem install the sysstat package for your distribution."
exit 1
fi
}
function start_sar() {
echo "starting sar."$id" ["$interval"]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
sar -o $LOGDIR/sar.bin.$id.$RUN_NUMBER $interval 100000 > $LOGDIR/sar.STDOUT 2> $LOGDIR/sar.STDERR &
SAR_PID=$!
disown $SAR_PID
}
function stop_sar() {
echo "Stopping sar."
kill $SAR_PID
}
function printsar() {
# Note: Not all of the requested reporting options are available across
# all versions of sar on the various distros and platforms.
# Some permutations may return errors. That's ok.
sar -$1 -f "$LOGDIR/sar.bin.$id.$RUN_NUMBER" > "$LOGDIR/sar.breakout.$id.$RUN_NUMBER/sar.$2" 2> "$LOGDIR/sar.breakout.$id.$RUN_NUMBER/sar.$2.STDERR"
}
function report_sar() {
echo "Processing sar data."
mkdir $LOGDIR/sar.breakout.$id.$RUN_NUMBER
sar -A -f $LOGDIR/sar.bin.$id.$RUN_NUMBER > $LOGDIR/sar.text.$id.$RUN_NUMBER
printsar b io_transfer_rate
printsar c process_creation
printsar w process_creation-context_switching
printsar d block_devices
printsar q run_queue_loadavg
printsar r memory
printsar u cpu_util
printsar v fs_tables
printsar w context_switching
printsar y tty_device
printsar B paging_stats
printsar R memory_rates
printsar W swapping
printsar "I SUM" irq_sum
# Some versions of sar have "FULL" as a value for the -n option,
# others use "ALL". Rather than doing tedious version checking
# to figure out which value should be used, just do both and send
# the error output to /dev/null. One will fail; the other will work.
printsar "n FULL" netdev 2>/dev/null
printsar "n ALL" netdev 2>/dev/null
if grep -q "processor\s[0-9]" /proc/cpuinfo; then
# this works on s390
ONLINE_PROCS=$(grep "^processor" /proc/cpuinfo | awk '{ print $2 }' | awk -F: '{ print $1 }')
else
# this works on x86 and PPC
ONLINE_PROCS=$(grep "^processor" /proc/cpuinfo | awk '{ print $3 }')
fi
if [ -n "${ONLINE_PROCS}" ]; then
for ivar in ${ONLINE_PROCS}; do
printsar "P ${ivar}" cpu_util_${ivar}
done
else
NR_CPUS=`cat /proc/cpuinfo | grep -c ^processor`
for ((ivar=0;ivar<NR_CPUS;ivar++)); do
printsar "P ${ivar}" cpu_util_${ivar}
done
fi
}
function setup_postprocess_sar() {
echo '${LPCPUDIR}/postprocess/postprocess-sar .'" $RUN_NUMBER $id"
}
## iostat ##########################################################################################
function setup_iostat() {
echo "Setting up iostat."
IOSTAT=$(which iostat)
if [ -z "$IOSTAT" ]; then
echo "ERROR: iostat is not installed. To correct this problem install the sysstat package for your distribution."
exit 1
fi
}
function start_iostat() {
echo "starting iostat."$id" ["$interval"] [mode=disks]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
iostat -x -k -t $interval > $LOGDIR/iostat.$id.$RUN_NUMBER &
IOSTAT_PID=$!
disown $IOSTAT_PID
}
function stop_iostat() {
echo "Stopping iostat."
kill $IOSTAT_PID
}
function report_iostat() {
echo "Processing iostat data."
}
function setup_postprocess_iostat() {
echo -n '${LPCPUDIR}/postprocess/postprocess-iostat --dir=.'" --run-number=$RUN_NUMBER --id=$id"
if [ -e "${LPCPUDIR}/tools/block-device-hierarchy.pl" ]; then
echo -n " --bdh=block-device-hierarchy.dat"
fi
echo
}
## proc-interrupts ##########################################################################################
function setup_interrupts() {
echo "Setting up proc-interrupts."
if [ ! -e "${LPCPUDIR}/tools/proc-interrupts.pl" ]; then
echo "ERROR: proc-interrupts.pl is not available. To correct this problem ensure that you have the entire LPCPU distribution or disable the interrupts profiler."
exit 1
fi
}
function start_interrupts() {
echo "starting proc-interrupts."$id" ["$interval"]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
${LPCPUDIR}/tools/proc-interrupts.pl $interval > $LOGDIR/proc-interrupts.$id.$RUN_NUMBER &
INTERRUPTS_PID=$!
disown $INTERRUPTS_PID
}
function stop_interrupts() {
echo "Stopping interrupts."
kill $INTERRUPTS_PID
}
function report_interrupts() {
echo "Processing interrupts data."
}
function setup_postprocess_interrupts() {
echo 'if [ -f ./system-topology.dump ]; then'
echo '${LPCPUDIR}/postprocess/postprocess-proc-interrupts .'" $RUN_NUMBER $id ./system-topology.dump"
echo 'else'
echo 'PROC_INTERRUPTS_NO_NUMA=1 ${LPCPUDIR}/postprocess/postprocess-proc-interrupts .'" $RUN_NUMBER $id"
echo 'fi'
}
## KVM ###############################################################################################
function setup_kvm() {
echo "Setting up KVM host profilers."
if [ ! -e "${LPCPUDIR}/tools/proc-cpu" -o ! -e "${LPCPUDIR}/tools/kvm-stat" -o ! -e "${LPCPUDIR}/tools/ksm.pl" ]; then
echo "ERROR: One the KVM related profilers requires a script that is not available. To correct this problem ensure that you have the entire LPCPU distribution or disable the KVM profiler."
exit 1
fi
debugfs_mount
if [ -n "`which virsh`" ]; then
echo " Capturing Libvirt XML for running guests"
mkdir ${LOGDIR}/libvirt-xml
for guest in `virsh list | grep running | awk '{ print $2 }'`; do
virsh dumpxml ${guest} > ${LOGDIR}/libvirt-xml/${guest}.xml
done
fi
}
function start_kvm() {
echo "Starting KVM host profilers"
echo "starting process-cpu.KVM-guests ["$interval"]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
${LPCPUDIR}/tools/proc-cpu -d $interval -r -i --qemu-guest-mode > $LOGDIR/process-cpu.KVM-guests.$RUN_NUMBER &
PROC_CPU_PID=$!
disown $PROC_CPU_PID
echo "starting kvmstat."$id" ["$interval"]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
${LPCPUDIR}/tools/kvm-stat log=yes timestamps=yes interval=${interval} >> $LOGDIR/kvmstat.$id.$RUN_NUMBER &
KVM_STAT_PID=$!
disown $KVM_STAT_PID
echo "starting ksm."$id" ["$interval"]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
${LPCPUDIR}/tools/ksm.pl $interval > $LOGDIR/ksm.$id.$RUN_NUMBER &
KSM_PID=$!
disown $KSM_PID
}
function stop_kvm() {
echo "Stopping KVM host profilers."
kill $PROC_CPU_PID
kill $KVM_STAT_PID
kill $KSM_PID
debugfs_unmount
}
function report_kvm() {
echo "Processing KVM host profiler data."
}
function setup_postprocess_kvm() {
echo '${LPCPUDIR}/postprocess/postprocess-process-cpu .'" $RUN_NUMBER KVM-guests"
echo '${LPCPUDIR}/postprocess/postprocess-kvmstat .'" $RUN_NUMBER $id"
echo '${LPCPUDIR}/postprocess/postprocess-ksm .'" $RUN_NUMBER $id"
}
## meminfo ##########################################################################################
function setup_meminfo() {
echo "Setting up meminfo."
}
function start_meminfo() {
echo "starting meminfo."$id" ["$interval"] " | tee -a $LOGDIR/profile-log.$RUN_NUMBER
MEMINFO_WATCH_OUTPUT_FILE=$LOGDIR/meminfo-watch.$id.$RUN_NUMBER
while [ 1 ]; do
echo "============================= SAMPLE =============================" >> ${MEMINFO_WATCH_OUTPUT_FILE}
date >> ${MEMINFO_WATCH_OUTPUT_FILE}
echo >> ${MEMINFO_WATCH_OUTPUT_FILE}
cat /proc/meminfo >> ${MEMINFO_WATCH_OUTPUT_FILE}
for i in `ls -1d /sys/devices/system/node/node* 2>/dev/null`; do
echo "--" >> ${MEMINFO_WATCH_OUTPUT_FILE}
cat $i/meminfo >> ${MEMINFO_WATCH_OUTPUT_FILE}
done
echo >> ${MEMINFO_WATCH_OUTPUT_FILE}
sleep $interval
done &
MEMINFO_PID=$!
disown $MEMINFO_PID
}
function stop_meminfo() {
echo "Stopping meminfo."
kill $MEMINFO_PID
}
function report_meminfo() {
echo "Processing meminfo data."
}
function setup_postprocess_meminfo() {
echo '${LPCPUDIR}/postprocess/postprocess-meminfo-watch .'" $RUN_NUMBER $id"
}
## vmstat ##########################################################################################
function setup_vmstat() {
echo "Setting up vmstat."
VMSTAT=$(which vmstat)
if [ -z "$VMSTAT" ]; then
echo "ERROR: vmstat is not installed."
exit 1
fi
}
function start_vmstat() {
echo "starting vmstat."$id" ["$interval"]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
vmstat $interval | ${LPCPUDIR}/tools/output-timestamp.pl > $LOGDIR/vmstat.$id.$RUN_NUMBER &
VMSTAT_PID=$!
disown $VMSTAT_PID
}
function stop_vmstat() {
echo "Stopping vmstat."
kill $VMSTAT_PID
}
function report_vmstat() {
echo "Processing vmstat data."
}
function setup_postprocess_vmstat() {
echo '${LPCPUDIR}/postprocess/postprocess-vmstat .'" $RUN_NUMBER $id"
}
## top #############################################################################################
function setup_top() {
echo "Setting up top."
TOP=$(which top)
if [ -z "$TOP" ]; then
echo "ERROR: top is not installed."
exit 1
fi
}
function start_top() {
echo "Starting top."
top -b -d $interval -H > $LOGDIR/top.$id.$RUN_NUMBER &
TOP_PID=$!
disown $TOP_PID
}
function stop_top() {
echo "Stopping top."
kill $TOP_PID
}
function report_top() {
echo "Processing top data."
}
function setup_postprocess_top() {
link_files="top.$id.$RUN_NUMBER $link_files"
echo
}
## mpstat ##########################################################################################
function setup_mpstat() {
echo "Setting up mpstat."
MPSTAT=$(which mpstat)
if [ -z "$MPSTAT" ]; then
echo "ERROR: mpstat is not installed. To correct this problem install the sysstat package for your distribution."
exit 1
fi
if mpstat --help 2>&1 | grep -q "\[ -P { <cpu>.*ON.* ALL } \]"; then
MPSTAT_PROCESSOR_SELECTION="ON"
else
MPSTAT_PROCESSOR_SELECTION="ALL"
fi
}
function start_mpstat() {
echo "starting mpstat.$id ["$interval"]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
mpstat -P ${MPSTAT_PROCESSOR_SELECTION} $interval > $LOGDIR/mpstat.$id.$RUN_NUMBER &
MPSTAT_PID=$!
disown $MPSTAT_PID
}
function stop_mpstat() {
echo "Stopping mpstat."
kill $MPSTAT_PID
}
function report_mpstat() {
echo "Processing mpstat data."
}
function setup_postprocess_mpstat() {
echo 'if [ -f ./system-topology.dump ]; then'
echo '${LPCPUDIR}/postprocess/postprocess-mpstat . '" $RUN_NUMBER $id ./system-topology.dump"
echo 'else'
echo 'MPSTAT_NO_NUMA=1 ${LPCPUDIR}/postprocess/postprocess-mpstat .'" $RUN_NUMBER $id"
echo 'fi'
}
## perf ##########################################################################################
function setup_perf() {
echo "Setting up perf."
PERF=$(which perf)
if [ -z "$PERF" ]; then
echo "ERROR: perf is not installed."
exit 1
fi
echo $profilers | grep oprofile > /dev/null
if [ $? == 0 ]; then
echo "ERROR: perf and oprofile can not run at same time."
exit 1
fi
}
function start_perf() {
local perf_cmd
echo "starting perf" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
perf_cpu_arg="-a"
if [ -n "$perf_cpu" ]; then
perf_cpu_arg="--cpu=$perf_cpu"
fi
perf_cmd="perf record $perf_cpu_arg -o $LOGDIR/perf_data.$RUN_NUMBER"
if [ "$callgraph" = "yes" ]; then
perf_cmd="$perf_cmd -g"
echo "perf using callgraph" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
fi
if [ -n "$perf_frequency" ]; then
perf_cmd="$perf_cmd -F $perf_frequency"
echo "perf using user specified frequency of [$perf_frequency]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
fi
echo "using perf command [$perf_cmd]" | tee -a $LOGDIR/profile-log.$RUN_NUMBER
$perf_cmd &
PERF_PID=$!
disown $PERF_PID
}
function stop_perf() {
echo "Stopping perf."
kill -SIGINT $PERF_PID
}
function report_perf() {
echo "Processing perf data."
if [ "$callgraph" = "yes" ]; then
perf report -n -g flat,100 -i $LOGDIR/perf_data.$RUN_NUMBER > $LOGDIR/perf_report.$RUN_NUMBER
perf report -n -g -i $LOGDIR/perf_data.$RUN_NUMBER > $LOGDIR/perf_report-callgraph.$RUN_NUMBER
else
perf report -n -i $LOGDIR/perf_data.$RUN_NUMBER > $LOGDIR/perf_report.$RUN_NUMBER
fi
if [ "$perf_annotate" = "yes" ]; then
perf annotate -i $LOGDIR/perf_data.$RUN_NUMBER > $LOGDIR/perf_annotated.$RUN_NUMBER
fi
}
function setup_postprocess_perf() {
echo "mkdir perf-processed.$RUN_NUMBER"
echo "pushd perf-processed.$RUN_NUMBER > /dev/null"
echo "echo \"<html><head><title>Perf files for $RUN_NUMBER</title></head><body>\" > chart.html"
echo "counter=1"
echo "for file in \`find ../perf_report*.$RUN_NUMBER -maxdepth 0 -type f\`; do"
echo " echo \"\$counter : <a href='\$file'>\" >> chart.html"
echo " echo \$file | sed -e 's|../||' >> chart.html"
echo " echo \"</a><br/>\" >> chart.html"
echo " (( counter += 1 ))"
echo "done"
echo "echo \"</body></html>\" >> chart.html"
echo "popd > /dev/null"
}
## iotop #############################################################################################
function setup_iotop() {
echo "Setting up iotop."
TOP=$(which iotop)
if [ -z "$TOP" ]; then
echo "ERROR: iotop is not installed."
exit 1
fi
}
function start_iotop() {
echo "Starting iotop."
iotop -bto -d $interval > $LOGDIR/iotop.$id.$RUN_NUMBER &
IOTOP_PID=$!
disown $IOTOP_PID
}
function stop_iotop() {
echo "Stopping iotop."
kill $IOTOP_PID
}
function report_iotop() {
echo "Processing iotop data."
}
function setup_postprocess_iotop() {
link_files="iotop.$id.$RUN_NUMBER $link_files"
echo
}
## secfs ##########################################################################################
## Thales/Vormetric Transparent Encryption Agent (VTE) Support
function setup_secfs() {
echo "Setting up secfs profiling."
SECFSD=$(which secfsd)
if [ -z "$SECFSD" ]; then
echo "ERROR: VTE is not installed."
exit 1
fi
}
function start_secfs() {
echo "starting secfs."$id" ["$interval"] " | tee -a $LOGDIR/profile-log.$RUN_NUMBER
secfsd -status guard > $LOGDIR/secfs-guards
secfsd -status guard -v > $LOGDIR/secfs-guards_v
voradmin cmd profile_on
SECFS_WATCH_OUTPUT_FILE=$LOGDIR/secfs-watch.$id.$RUN_NUMBER
SECFS_IO_OUTPUT_FILE=$LOGDIR/secfs-io.$id.$RUN_NUMBER
SECFS_READ_OUTPUT_FILE=$LOGDIR/secfs-read.$id.$RUN_NUMBER
SECFS_WRITE_OUTPUT_FILE=$LOGDIR/secfs-write.$id.$RUN_NUMBER
while [ 1 ]; do
echo "============================= SAMPLE =============================" >> ${SECFS_WATCH_OUTPUT_FILE}
date >> ${SECFS_WATCH_OUTPUT_FILE}
echo >> ${SECFS_WATCH_OUTPUT_FILE}
secfsd -profile show | cat >> ${SECFS_WATCH_OUTPUT_FILE}
secfsd -profile clear
echo >> ${SECFS_WATCH_OUTPUT_FILE}
echo "============================= SAMPLE =============================" >> ${SECFS_IO_OUTPUT_FILE}
date >> ${SECFS_IO_OUTPUT_FILE}
echo >> ${SECFS_IO_OUTPUT_FILE}
cat /proc/fs/secfs/io_op_counters >> ${SECFS_IO_OUTPUT_FILE}
echo >> ${SECFS_IO_OUTPUT_FILE}
echo "============================= SAMPLE =============================" >> ${SECFS_READ_OUTPUT_FILE}
date >> ${SECFS_READ_OUTPUT_FILE}
echo >> ${SECFS_READ_OUTPUT_FILE}
cat /proc/fs/secfs/read_histograms >> ${SECFS_READ_OUTPUT_FILE}
echo >> ${SECFS_READ_OUTPUT_FILE}
echo "============================= SAMPLE =============================" >> ${SECFS_WRITE_OUTPUT_FILE}
date >> ${SECFS_WRITE_OUTPUT_FILE}
echo >> ${SECFS_WRITE_OUTPUT_FILE}
cat /proc/fs/secfs/write_histograms >> ${SECFS_WRITE_OUTPUT_FILE}
echo >> ${SECFS_WRITE_OUTPUT_FILE}
sleep $interval
done &
SECFS_PID=$!
disown $SECFS_PID
}
function stop_secfs() {
echo "Stopping secfs profiling."
kill $SECFS_PID
voradmin cmd profile_off
}
function report_secfs() {
echo "Processing secfs data."
}
function setup_postprocess_secfs() {
echo ""
}
## tcpdump ##########################################################################################
function setup_tcpdump() {
echo "Setting up tcpdump."
}
function start_tcpdump() {
echo "Starting tcpdump."
tcpdump -s256 -c500000 -B130000 -w $LOGDIR/tcpdump.pcap -nnvvi any &
TCPDUMP_PID=$!
disown $TCPDUMP_PID
}
function stop_tcpdump() {
echo "Stopping tcpdump."
kill -9 $TCPDUMP_PID
}
function report_tcpdump() {
echo "processing tcpdump."
}
function setup_postprocess_tcpdump() {
echo "echo Postprocessing tcpdump."
echo "/usr/sbin/tcpdump -r ./tcpdump.pcap"
}
## ftrace ##########################################################################################
function setup_ftrace() {
echo "Setting up ftrace."
debugfs_mount
> "$DEBUGFS"/tracing/trace # zero out trace buffer
#end of trace enabling
}
function start_ftrace() {
echo "Starting ftrace."
DEFAULT_BUFFER_SIZE=$(awk '{print $1}' < $DEBUGFS/tracing/buffer_size_kb)
echo 1 > $DEBUGFS/tracing/events/enable #enable all trace events
echo 256000 > $DEBUGFS/tracing/buffer_size_kb
echo 1 > $DEBUGFS/tracing/tracing_on #turn on tracing
}
function stop_ftrace() {
echo "Stopping ftrace."
#clean up after tracing
echo 0 > $DEBUGFS/tracing/tracing_on #turn off tracing
echo 0 > $DEBUGFS/tracing/events/enable #disable all trace events
}
function report_ftrace() {
echo "processing ftrace."
cat $DEBUGFS/tracing/trace >> $LOGDIR/ftrace.out
> $DEBUGFS/tracing/trace # zero out trace buffer
echo $DEFAULT_BUFFER_SIZE > $DEBUGFS/tracing/buffer_size_kb
debugfs_unmount
}
function setup_postprocess_ftrace() {
echo "echo Postprocessing ftrace."
}
## pmu ##########################################################################################
function setup_pmu() {
echo "Setting up pmu."
cmd="${LPCPUDIR}/tools/pmcount.sh ${duration} ${pmusets} > $LOGDIR/pmu.out 2>&1"
}
function start_pmu() {
echo "Starting pmu."
# pmu collection will be run as the lpcpu "cmd"
}
function stop_pmu() {
echo "Stopping pmu."
}
function report_pmu() {
echo "processing pmu."
}
function setup_postprocess_pmu() {
echo "echo Postprocessing pmu."
}
## Generic Functions ###############################################################################
# in normal SIGINT handling just log the signal and exit
function sigint_normal_trap() {
echo -e "\n\nCaught SIGINT --> exiting\n"
exit 1
}
# when the profilers are running and a SIGINT is received we log the
# SIGNAL but continue running to allow the profilers to be cleanly
# shutdown
# NOTE: This means that when profilers are running and a SIGINT is
# received the script continues to run
function sigint_running_trap() {
echo -e "\n\nCaught SIGINT --> stopping data collection\n"
}
####################################################################################################