--- /dev/null
+#!/bin/bash
+
+
+PROG=zpios-profile.sh
+
+trap "RUN_DONE=1" SIGHUP
+
+RUN_PHASE=${1}
+RUN_LOG_DIR=${2}
+RUN_ID=${3}
+RUN_DONE=0
+
+POLL_INTERVAL=2.99
+
+# Log these pids, the exact pid numbers will vary from system to system
+# so I harvest pid for all the following type of processes from /proc/<pid>/
+#
+# zio_taskq/#
+# spa_zio_issue/#
+# spa_zio_intr/#
+# txg_quiesce_thr
+# txg_sync_thread
+# txg_timelimit_t
+# arc_reclaim_thr
+# l2arc_feed_thre
+# zpios_io/#
+
+ZIO_TASKQ_PIDS=()
+ZIO_REQ_NUL_PIDS=()
+ZIO_IRQ_NUL_PIDS=()
+ZIO_REQ_RD_PIDS=()
+ZIO_IRQ_RD_PIDS=()
+ZIO_REQ_WR_PIDS=()
+ZIO_IRQ_WR_PIDS=()
+ZIO_REQ_FR_PIDS=()
+ZIO_IRQ_FR_PIDS=()
+ZIO_REQ_CM_PIDS=()
+ZIO_IRQ_CM_PIDS=()
+ZIO_REQ_CTL_PIDS=()
+ZIO_IRQ_CTL_PIDS=()
+
+TXG_QUIESCE_PIDS=()
+TXG_SYNC_PIDS=()
+TXG_TIMELIMIT_PIDS=()
+
+ARC_RECLAIM_PIDS=()
+L2ARC_FEED_PIDS=()
+
+ZPIOS_IO_PIDS=()
+
+show_pids() {
+ echo "* zio_taskq: { ${ZIO_TASKQ_PIDS[@]} } = ${#ZIO_TASKQ_PIDS[@]}"
+ echo "* zio_req_nul: { ${ZIO_REQ_NUL_PIDS[@]} } = ${#ZIO_REQ_NUL_PIDS[@]}"
+ echo "* zio_irq_nul: { ${ZIO_IRQ_NUL_PIDS[@]} } = ${#ZIO_IRQ_NUL_PIDS[@]}"
+ echo "* zio_req_rd: { ${ZIO_REQ_RD_PIDS[@]} } = ${#ZIO_REQ_RD_PIDS[@]}"
+ echo "* zio_irq_rd: { ${ZIO_IRQ_RD_PIDS[@]} } = ${#ZIO_IRQ_RD_PIDS[@]}"
+ echo "* zio_req_wr: { ${ZIO_REQ_WR_PIDS[@]} } = ${#ZIO_REQ_WR_PIDS[@]}"
+ echo "* zio_irq_wr: { ${ZIO_IRQ_WR_PIDS[@]} } = ${#ZIO_IRQ_WR_PIDS[@]}"
+ echo "* zio_req_fr: { ${ZIO_REQ_FR_PIDS[@]} } = ${#ZIO_REQ_FR_PIDS[@]}"
+ echo "* zio_irq_fr: { ${ZIO_IRQ_FR_PIDS[@]} } = ${#ZIO_IRQ_FR_PIDS[@]}"
+ echo "* zio_req_cm: { ${ZIO_REQ_CM_PIDS[@]} } = ${#ZIO_REQ_CM_PIDS[@]}"
+ echo "* zio_irq_cm: { ${ZIO_IRQ_CM_PIDS[@]} } = ${#ZIO_IRQ_CM_PIDS[@]}"
+ echo "* zio_req_ctl: { ${ZIO_REQ_CTL_PIDS[@]} } = ${#ZIO_REQ_CTL_PIDS[@]}"
+ echo "* zio_irq_ctl: { ${ZIO_IRQ_CTL_PIDS[@]} } = ${#ZIO_IRQ_CTL_PIDS[@]}"
+ echo "* txg_quiesce: { ${TXG_QUIESCE_PIDS[@]} } = ${#TXG_QUIESCE_PIDS[@]}"
+ echo "* txg_sync: { ${TXG_SYNC_PIDS[@]} } = ${#TXG_SYNC_PIDS[@]}"
+ echo "* txg_timelimit: { ${TXG_TIMELIMIT_PIDS[@]} } = ${#TXG_TIMELIMIT_PIDS[@]}"
+ echo "* arc_reclaim: { ${ARC_RECLAIM_PIDS[@]} } = ${#ARC_RECLAIM_PIDS[@]}"
+ echo "* l2arc_feed: { ${L2ARC_FEED_PIDS[@]} } = ${#L2ARC_FEED_PIDS[@]}"
+ echo "* zpios_io: { ${ZPIOS_IO_PIDS[@]} } = ${#ZPIOS_IO_PIDS[@]}"
+}
+
+check_pid() {
+ local PID=$1
+ local NAME=$2
+ local TYPE=$3
+ local PIDS=( "$4" )
+ local NAME_STRING=`echo ${NAME} | cut -f1 -d'/'`
+ local NAME_NUMBER=`echo ${NAME} | cut -f2 -d'/'`
+
+ if [ "${NAME_STRING}" == "${TYPE}" ]; then
+ if [ -n "${NAME_NUMBER}" ]; then
+ PIDS[${NAME_NUMBER}]=${PID}
+ else
+ PIDS[${#PIDS[@]}]=${PID}
+
+ fi
+ fi
+
+ echo "${PIDS[@]}"
+}
+
+# NOTE: This whole process is crazy slow but it will do for now
+aquire_pids() {
+ echo "--- Aquiring ZFS pids ---"
+
+ for PID in `ls /proc/ | grep [0-9] | sort -n -u`; do
+ if [ ! -e /proc/${PID}/status ]; then
+ continue
+ fi
+
+ NAME=`cat /proc/${PID}/status | head -n1 | cut -f2`
+
+ ZIO_TASKQ_PIDS=( `check_pid ${PID} ${NAME} "zio_taskq" \
+ "$(echo "${ZIO_TASKQ_PIDS[@]}")"` )
+
+ ZIO_REQ_NUL_PIDS=( `check_pid ${PID} ${NAME} "zio_req_nul" \
+ "$(echo "${ZIO_REQ_NUL_PIDS[@]}")"` )
+
+ ZIO_IRQ_NUL_PIDS=( `check_pid ${PID} ${NAME} "zio_irq_nul" \
+ "$(echo "${ZIO_IRQ_NUL_PIDS[@]}")"` )
+
+ ZIO_REQ_RD_PIDS=( `check_pid ${PID} ${NAME} "zio_req_rd" \
+ "$(echo "${ZIO_REQ_RD_PIDS[@]}")"` )
+
+ ZIO_IRQ_RD_PIDS=( `check_pid ${PID} ${NAME} "zio_irq_rd" \
+ "$(echo "${ZIO_IRQ_RD_PIDS[@]}")"` )
+
+ ZIO_REQ_WR_PIDS=( `check_pid ${PID} ${NAME} "zio_req_wr" \
+ "$(echo "${ZIO_REQ_WR_PIDS[@]}")"` )
+
+ ZIO_IRQ_WR_PIDS=( `check_pid ${PID} ${NAME} "zio_irq_wr" \
+ "$(echo "${ZIO_IRQ_WR_PIDS[@]}")"` )
+
+ ZIO_REQ_FR_PIDS=( `check_pid ${PID} ${NAME} "zio_req_fr" \
+ "$(echo "${ZIO_REQ_FR_PIDS[@]}")"` )
+
+ ZIO_IRQ_FR_PIDS=( `check_pid ${PID} ${NAME} "zio_irq_fr" \
+ "$(echo "${ZIO_IRQ_FR_PIDS[@]}")"` )
+
+ ZIO_REQ_CM_PIDS=( `check_pid ${PID} ${NAME} "zio_req_cm" \
+ "$(echo "${ZIO_REQ_CM_PIDS[@]}")"` )
+
+ ZIO_IRQ_CM_PIDS=( `check_pid ${PID} ${NAME} "zio_irq_cm" \
+ "$(echo "${ZIO_IRQ_CM_PIDS[@]}")"` )
+
+ ZIO_REQ_CTL_PIDS=( `check_pid ${PID} ${NAME} "zio_req_ctl" \
+ "$(echo "${ZIO_REQ_CTL_PIDS[@]}")"` )
+
+ ZIO_IRQ_CTL_PIDS=( `check_pid ${PID} ${NAME} "zio_irq_ctl" \
+ "$(echo "${ZIO_IRQ_CTL_PIDS[@]}")"` )
+
+ TXG_QUIESCE_PIDS=( `check_pid ${PID} ${NAME} "txg_quiesce" \
+ "$(echo "${TXG_QUIESCE_PIDS[@]}")"` )
+
+ TXG_SYNC_PIDS=( `check_pid ${PID} ${NAME} "txg_sync" \
+ "$(echo "${TXG_SYNC_PIDS[@]}")"` )
+
+ TXG_TIMELIMIT_PIDS=( `check_pid ${PID} ${NAME} "txg_timelimit" \
+ "$(echo "${TXG_TIMELIMIT_PIDS[@]}")"` )
+
+ ARC_RECLAIM_PIDS=( `check_pid ${PID} ${NAME} "arc_reclaim" \
+ "$(echo "${ARC_RECLAIM_PIDS[@]}")"` )
+
+ L2ARC_FEED_PIDS=( `check_pid ${PID} ${NAME} "l2arc_feed" \
+ "$(echo "${L2ARC_FEED_PIDS[@]}")"` )
+ done
+
+ # Wait for zpios_io threads to start
+ kill -s SIGHUP ${PPID}
+ echo "* Waiting for zpios_io threads to start"
+ while [ ${RUN_DONE} -eq 0 ]; do
+ ZPIOS_IO_PIDS=( `ps ax | grep zpios_io | grep -v grep | \
+ sed 's/^ *//g' | cut -f1 -d' '` )
+ if [ ${#ZPIOS_IO_PIDS[@]} -gt 0 ]; then
+ break;
+ fi
+ sleep 0.1
+ done
+
+ echo "`show_pids`" >${RUN_LOG_DIR}/${RUN_ID}/pids.txt
+}
+
+log_pids() {
+ echo "--- Logging ZFS profile to ${RUN_LOG_DIR}/${RUN_ID}/ ---"
+ ALL_PIDS=( ${ZIO_TASKQ_PIDS[@]} \
+ ${ZIO_REQ_NUL_PIDS[@]} \
+ ${ZIO_IRQ_NUL_PIDS[@]} \
+ ${ZIO_REQ_RD_PID[@]} \
+ ${ZIO_IRQ_RD_PIDS[@]} \
+ ${ZIO_REQ_WR_PIDS[@]} \
+ ${ZIO_IRQ_WR_PIDS[@]} \
+ ${ZIO_REQ_FR_PIDS[@]} \
+ ${ZIO_IRQ_FR_PIDS[@]} \
+ ${ZIO_REQ_CM_PIDS[@]} \
+ ${ZIO_IRQ_CM_PIDS[@]} \
+ ${ZIO_REQ_CTL_PIDS[@]} \
+ ${ZIO_IRQ_CTL_PIDS[@]} \
+ ${TXG_QUIESCE_PIDS[@]} \
+ ${TXG_SYNC_PIDS[@]} \
+ ${TXG_TIMELIMIT_PIDS[@]} \
+ ${ARC_RECLAIM_PIDS[@]} \
+ ${L2ARC_FEED_PIDS[@]} \
+ ${ZPIOS_IO_PIDS[@]} )
+
+ while [ ${RUN_DONE} -eq 0 ]; do
+ NOW=`date +%s.%N`
+ LOG_PIDS="${RUN_LOG_DIR}/${RUN_ID}/pids-${NOW}"
+ LOG_DISK="${RUN_LOG_DIR}/${RUN_ID}/disk-${NOW}"
+
+ for PID in "${ALL_PIDS[@]}"; do
+ if [ -z ${PID} ]; then
+ continue;
+ fi
+
+ if [ -e /proc/${PID}/stat ]; then
+ cat /proc/${PID}/stat | head -n1 >>${LOG_PIDS}
+ else
+ echo "<${PID} exited>" >>${LOG_PIDS}
+ fi
+ done
+
+ cat /proc/diskstats >${LOG_DISK}
+
+ NOW2=`date +%s.%N`
+ DELTA=`echo "${POLL_INTERVAL}-(${NOW2}-${NOW})" | bc`
+ sleep ${DELTA}
+ done
+}
+
+aquire_pids
+log_pids
+
+# rm ${PROFILE_PID}
+
+exit 0
git://git.camperquake.de / zfs.git / blobdiff