2016-07-29 20:19:41 +03:00
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#!/bin/bash
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############################################################
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# copy this file somewhere like /opt and chmod +x it #
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# edit your snmpd.conf and add the below line and restart: #
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# extend nfs-stats /opt/nfs-stats.sh #
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############################################################
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CFG_NFSFILE='/proc/net/rpc/nfsd'
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BIN_CAT='/usr/bin/cat'
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BIN_SED='/usr/bin/sed'
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BIN_AWK='/usr/bin/awk'
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BIN_TR='/usr/bin/tr'
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BIN_PASTE='/usr/bin/paste'
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BIN_RM='/usr/bin/rm'
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BIN_MV='/usr/bin/mv'
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2019-08-08 21:18:06 -05:00
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LOG_OLD='/var/cache/librenms/nfsio_old'
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LOG_NEW='/var/cache/librenms/nfsio_new'
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LOG_FIX='/var/cache/librenms/nfsio_fix'
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2016-07-29 20:19:41 +03:00
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#get reply cache (rc - values: hits, misses, nocache)
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$BIN_CAT $CFG_NFSFILE | $BIN_SED -n 1p | $BIN_AWK '{print $2,$3,$4}' | $BIN_TR " " "\n" > $LOG_NEW
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#get server file handle (fh - values: lookup, anon, ncachedir, ncachenondir, stale)
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$BIN_CAT $CFG_NFSFILE | $BIN_SED -n 2p | $BIN_AWK '{print $2,$3,$4,$5,$6}' | $BIN_TR " " "\n" >> $LOG_NEW
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#get io bytes (io - values: read, write)
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$BIN_CAT $CFG_NFSFILE | $BIN_SED -n 3p | $BIN_AWK '{print $2,$3}' | $BIN_TR " " "\n" >> $LOG_NEW
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#get read ahead cache (ra - values: cache_size, 0-10%, 10-20%, 20-30%, 30-40%, 40-50%, 50-60%, 60-70%, 70-80%, 80-90%, 90-100%, not-found)
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$BIN_CAT $CFG_NFSFILE | $BIN_SED -n 5p | $BIN_AWK '{print $3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13}' | $BIN_TR " " "\n" >> $LOG_NEW
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$BIN_CAT $CFG_NFSFILE | $BIN_SED -n 5p | $BIN_AWK '{print $2}' > $LOG_FIX
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#get server packet stats (net - values: all reads, udp packets, tcp packets, tcp conn)
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$BIN_CAT $CFG_NFSFILE | $BIN_SED -n 6p | $BIN_AWK '{print $2,$3,$4,$5}' | $BIN_TR " " "\n" >> $LOG_NEW
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#get server rpc operations (rpc - values: calls, badcalls, badfmt, badauth, badclnt)
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$BIN_CAT $CFG_NFSFILE | $BIN_SED -n 7p | $BIN_AWK '{print $2,$3,$4,$5,$6}' | $BIN_TR " " "\n" >> $LOG_NEW
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#get nfs v3 stats (proc3 - values: null, getattr, setattr, lookup, access, readlink, read, write, create, mkdir, symlink, mknod, remove, rmdir, rename, link, readdir, readdirplus, fsstat, fsinfo, pathconf, commit)
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$BIN_CAT $CFG_NFSFILE | $BIN_SED -n 8p | $BIN_AWK '{print $3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17,$18,$19,$20,$21,$22,$23,$24}' | $BIN_TR " " "\n" >> $LOG_NEW
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$BIN_PASTE $LOG_FIX
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$BIN_PASTE $LOG_NEW $LOG_OLD | while read a b ; do
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echo $(($a-$b))
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done
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$BIN_RM $LOG_OLD 2>&1
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$BIN_MV $LOG_NEW $LOG_OLD 2>&1
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