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File name : vz7_check_nfs_kill.sh

Content :#!/bin/bash # # To monitor and fix the weird nfs problems on VZ7 nodes and gather data # Keeps alerting until the lock file created is cleared off my monitoring # SYSENG-2500 # checkdir="/var/cache/nfs_kill_check" lockfile="${checkdir}"/ack.lck log_data() { sysctl -a 2>/dev/null|grep -iE "rpc|nfs" printf "\n\n" grep -i nfs /var/log/messages|tail -20 printf "\n\n" ps auxwww|grep -i "rsyn[c]" } if [ -f "${lockfile}" ]; then echo "nfs_kill_check - /proc/net/rpc/kill-tasks was recently set to 1" find /var/cache/nfs_kill_check/ack.lck -mmin +15 -delete exit 2 else kill_tasks=$(awk '{print $1}' /proc/net/rpc/kill-tasks|head -1) if [ ${kill_tasks} -eq 1 ]; then echo "nfs_kill_check - /proc/net/rpc/kill-tasks is set to 1" mkdir -p ${checkdir} touch "${lockfile}" datafile="${checkdir}/$(date +%F-%T)" touch $datafile log_data >"${datafile}" 2>&1 echo 0 >/proc/net/rpc/kill-tasks exit 2 else echo "nfs_kill_check - OK" exit 0 fi fi

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