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113 lines
3.1 KiB
Bash
113 lines
3.1 KiB
Bash
#!/bin/bash
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# NOTE runs from /etc/crontab
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# based on DOM 14/15/16/17, scrub 1 of N pools && wait4scrub
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# NOTE tabwidth=2
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PATH=/sbin:/root/bin:/root/bin/boojum:/usr/local/bin:/usr/local/sbin:/usr/sbin:/bin:/usr/bin:/usr/X11R6/bin: #/usr/NX/bin:/usr/games:
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debugg=0
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mydt=$(date +%e\) # ex. 24
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[ $debugg -gt 0 ] && mydt=27
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# short circuit to smallest pool for testing (ztestpool4
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# zpool list # as of 2017.0319
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# NAME SIZE ALLOC FREE EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT
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# zseatera2 3.62T 1.64T 1.98T - 22% 45% 1.00x ONLINE -
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# zseatera4 3.62T 2.73T 913G - 37% 75% 1.00x ONLINE -
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# zsgtera2 1.81T 1.57T 248G - 50% 86% 1.00x ONLINE -
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# zteratank3 2.72T 2.00T 737G - 29% 73% 1.00x ONLINE -
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# ztestpool4 3.62T 1.30T 2.33T - 20% 35% 1.00x ONLINE -
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[ "$1" = "" ] || mydt=$1 # override in case we missed
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logfile=~/boojum-monthly-scrub-$mydt.log # sep logfiles, by daynum
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/bin/mv $logfile $logfile--prev
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# zfs list -d0
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#NAME USED AVAIL REFER MOUNTPOINT
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#teratank3 2.28T 363G 1.93T /teratank3 #23
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#zseatera2 1.83T 1.68T 2.98G /zseatera2 #24
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#zseatera4 2.55T 990G 96K /zseatera4 #25
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#zsgtera2 1.57T 190G 927M /zsgtera2 #26
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#ztestpool4 3.14T 376G 96K /ztestpool4 #27
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function dum1hf () {
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du --max-depth=1 -h
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}
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function scrubpool () {
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cd /$zp
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echo "$PWD" >> $logfile
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dum1hf > /$zp/disk-usage.txt
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cat /$zp/disk-usage.txt >> $logfile
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chmod 550 /$zp/disk-usage.txt
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chown root:dave /$zp/disk-usage.txt
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# /sbin/
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zpool scrub $zp
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didpool=$zp
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echo "$(date +%H:%M:%S) - START RUN ...waiting for scrub of ZFS pool $zp to complete..." >> $logfile
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# /sbin/
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zpool status -v $zp >> $logfile
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# sleep 20 # wait for spinup if nec
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waitscrub=1
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while [ $waitscrub -gt 0 ];do
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# waitscrub=`/sbin/zpool status -v $zp |grep -c "scrub in progress"`
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waitscrub=$(zpool status -v $zp |grep -c "scrub in progress")
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sleep 61
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# /sbin/
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zpool status $zp |/bin/egrep 'scanned|repaired' >> $logfile
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done
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echo "$(date +%H:%M:%S) - STEP DONE ...scrub finished for $zp" >> $logfile
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}
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# IF poolnum=1 && mydt=24 THEN scrub thispool
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#cd /$zp && (echo "o Spinup disks -- DU $zp:" >> $logfile; du -s /$zp >> $logfile 2>/dev/null)
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poolnum=1
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for zp in $(zpool list |grep -v NAME |awk '{ print $1 }'); do
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case "$mydt" in
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23 )
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[ "$poolnum" = "1" ] && scrubpool $zp
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;;
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24 )
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[ "$poolnum" = "2" ] && scrubpool $zp
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;;
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25 )
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[ "$poolnum" = "3" ] && scrubpool $zp
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;;
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26 )
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[ "$poolnum" = "4" ] && scrubpool $zp
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;;
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27 )
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[ "$poolnum" = "5" ] && scrubpool $zp
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;;
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* )
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# all other cases - fallthru
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echo "! NOTE Fallthru happened - mydt=$mydt poolnum=$poolnum zp=$zp" >> $logfile
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;;
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esac
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let poolnum=$poolnum+1
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done
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/sbin/zpool status -v $didpool >> $logfile
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echo "$(date +%H:%M:%S) - END RUN $0 Scrub finished for day=$mydt $didpool" >> $logfile
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exit;
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2017.0903 - removed /sbin refs to zpool commands in case we use src
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+ added PATH
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#zredtera1 #24
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#zsastera1compr #25
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#zseatera2 #26
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#zseatera4 #27
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