freebsd-dev/scripts/zpios-profile/zpios-profile-pids.sh
Brian Behlendorf 302ef1517e Add linux zpios support
Linux kernel implementation of PIOS test app.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
2010-08-31 13:42:01 -07:00

132 lines
3.3 KiB
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Executable File

#!/bin/bash
PROG=zpios-profile-pids.sh
RUN_PIDS=${0}
RUN_LOG_DIR=${1}
RUN_ID=${2}
ROW_M=()
ROW_N=()
ROW_N_SCHED=()
ROW_N_WAIT=()
HEADER=1
STEP=1
for PID_FILE in `ls -r --sort=time --time=ctime ${RUN_LOG_DIR}/${RUN_ID}/pids-[0-9]*`; do
ROW_M=( ${ROW_N[@]} )
ROW_N=( 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 )
ROW_N_SCHED=( `cat ${PID_FILE} | cut -f15 -d' ' | tr "\n" "\t"` )
ROW_N_WAIT=( `cat ${PID_FILE} | cut -f17 -d' ' | tr "\n" "\t"` )
ROW_N_NAMES=( `cat ${PID_FILE} | cut -f2 -d' ' | cut -f2 -d'(' |
cut -f1 -d')' | cut -f1 -d'/' | tr "\n" "\t"` )
for (( i=0; i<${#ROW_N_SCHED[@]}; i++ )); do
SUM=`echo "${ROW_N_WAIT[${i}]}+${ROW_N_SCHED[${i}]}" | bc`
case ${ROW_N_NAMES[${i}]} in
zio_taskq) IDX=0;;
zio_req_nul) IDX=1;;
zio_irq_nul) IDX=2;;
zio_req_rd) IDX=3;;
zio_irq_rd) IDX=4;;
zio_req_wr) IDX=5;;
zio_irq_wr) IDX=6;;
zio_req_fr) IDX=7;;
zio_irq_fr) IDX=8;;
zio_req_cm) IDX=9;;
zio_irq_cm) IDX=10;;
zio_req_ctl) IDX=11;;
zio_irq_ctl) IDX=12;;
txg_quiesce) IDX=13;;
txg_sync) IDX=14;;
txg_timelimit) IDX=15;;
arc_reclaim) IDX=16;;
l2arc_feed) IDX=17;;
zpios_io) IDX=18;;
*) continue;;
esac
let ROW_N[${IDX}]=${ROW_N[${IDX}]}+${SUM}
done
if [ $HEADER -eq 1 ]; then
echo "step, zio_taskq, zio_req_nul, zio_irq_nul, " \
"zio_req_rd, zio_irq_rd, zio_req_wr, zio_irq_wr, " \
"zio_req_fr, zio_irq_fr, zio_req_cm, zio_irq_cm, " \
"zio_req_ctl, zio_irq_ctl, txg_quiesce, txg_sync, " \
"txg_timelimit, arc_reclaim, l2arc_feed, zpios_io, " \
"idle"
HEADER=0
fi
if [ ${#ROW_M[@]} -eq 0 ]; then
continue
fi
if [ ${#ROW_M[@]} -ne ${#ROW_N[@]} ]; then
echo "Badly formatted profile data in ${PID_FILE}"
break
fi
# Original values are in jiffies and we expect HZ to be 1000
# on most 2.6 systems thus we divide by 10 to get a percentage.
IDLE=1000
echo -n "${STEP}, "
for (( i=0; i<${#ROW_N[@]}; i++ )); do
DELTA=`echo "${ROW_N[${i}]}-${ROW_M[${i}]}" | bc`
DELTA_PERCENT=`echo "scale=1; ${DELTA}/10" | bc`
let IDLE=${IDLE}-${DELTA}
echo -n "${DELTA_PERCENT}, "
done
ILDE_PERCENT=`echo "scale=1; ${IDLE}/10" | bc`
echo "${ILDE_PERCENT}"
let STEP=${STEP}+1
done
exit
echo
echo "Percent of total system time per pid"
for PID_FILE in `ls -r --sort=time --time=ctime ${RUN_LOG_DIR}/${RUN_ID}/pids-[0-9]*`; do
ROW_M=( ${ROW_N[@]} )
ROW_N_SCHED=( `cat ${PID_FILE} | cut -f15 -d' ' | tr "\n" "\t"` )
ROW_N_WAIT=( `cat ${PID_FILE} | cut -f17 -d' ' | tr "\n" "\t"` )
for (( i=0; i<${#ROW_N_SCHED[@]}; i++ )); do
ROW_N[${i}]=`echo "${ROW_N_WAIT[${i}]}+${ROW_N_SCHED[${i}]}" | bc`
done
if [ $HEADER -eq 1 ]; then
echo -n "step, "
cat ${PID_FILE} | cut -f2 -d' ' | tr "\n" ", "
echo
HEADER=0
fi
if [ ${#ROW_M[@]} -eq 0 ]; then
continue
fi
if [ ${#ROW_M[@]} -ne ${#ROW_N[@]} ]; then
echo "Badly formatted profile data in ${PID_FILE}"
break
fi
# Original values are in jiffies and we expect HZ to be 1000
# on most 2.6 systems thus we divide by 10 to get a percentage.
echo -n "${STEP}, "
for (( i=0; i<${#ROW_N[@]}; i++ )); do
DELTA=`echo "scale=1; (${ROW_N[${i}]}-${ROW_M[${i}]})/10" | bc`
echo -n "${DELTA}, "
done
echo
let STEP=${STEP}+1
done
exit 0