53 lines
1.3 KiB
Text
53 lines
1.3 KiB
Text
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#
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# create a raid1 with 3 devices and a bitmap file
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# make sure resync does right thing.
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#
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#
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bmf=$targetdir/bitmap
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rm -f $bmf
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mdadm --create -e0.90 --run $md0 --level=1 -n3 --delay=1 --bitmap $bmf $dev1 $dev2 $dev3
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check wait
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testdev $md0 1 $mdsize0 64
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mdadm -S $md0
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mdadm --assemble $md0 --bitmap=$bmf $dev1 $dev2 $dev3
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testdev $md0 1 $mdsize0 64
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dirty1=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
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sleep 4
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dirty2=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
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if [ $dirty1 -lt 400 -o $dirty2 -ne 0 ]
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then echo >&2 "ERROR bad 'dirty' counts: $dirty1 and $dirty2"
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exit 1
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fi
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mdadm $md0 -f $dev2
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testdev $md0 1 $mdsize0 64
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sleep 4
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dirty3=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
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if [ $dirty3 -lt 400 ]
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then
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echo >&2 "ERROR dirty count $dirty3 is too small"
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exit 2
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fi
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mdadm -S $md0
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mdadm --assemble -R $md0 --bitmap=$bmf $dev1 $dev3
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check nosync
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mdadm --zero-superblock $dev2
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mdadm $md0 --add $dev2
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check recovery
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dirty4=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
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check wait
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sleep 4
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dirty5=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
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if [ $dirty4 -lt 400 -o $dirty5 -ne 0 ]
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then echo echo >&2 "ERROR bad 'dirty' counts at end: $dirty4 $dirty5"
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exit 1
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fi
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mdadm -S $md0
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exit 0
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