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dracut-kdump.sh: explicitly sync after each dump

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After dump the vmcore, explicitly commit changed cache to disk in case
umount fail or chances we'll have an incomplete vmcore.

Signed-off-by: WANG Chao <chaowang@redhat.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
This commit is contained in:
WANG Chao 2013-06-26 13:15:18 +08:00 committed by Baoquan He
parent e9098e4123
commit 313aef16b7
1 changed files with 3 additions and 1 deletions
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4
dracut-kdump.sh
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@ -89,6 +89,7 @@ dump_fs()
echo "kdump: saving vmcore"
$CORE_COLLECTOR /proc/vmcore $_mp/$KDUMP_PATH/$HOST_IP-$DATEDIR/vmcore-incomplete || return 1
mv $_mp/$KDUMP_PATH/$HOST_IP-$DATEDIR/vmcore-incomplete $_mp/$KDUMP_PATH/$HOST_IP-$DATEDIR/vmcore
sync
echo "kdump: saving vmcore complete"
return 0
@ -110,6 +111,7 @@ dump_raw()
echo "kdump: saving vmcore"
$CORE_COLLECTOR /proc/vmcore | dd of=$_raw bs=$DD_BLKSIZE >> /tmp/dd_progress_file 2>&1 || return 1
sync
echo "kdump: saving vmcore complete"
return 0
@ -133,9 +135,9 @@ dump_to_rootfs()
echo "kdump: saving vmcore"
$CORE_COLLECTOR /proc/vmcore $NEWROOT/$KDUMP_PATH/$HOST_IP-$DATEDIR/vmcore-incomplete || return 1
mv $NEWROOT/$KDUMP_PATH/$HOST_IP-$DATEDIR/vmcore-incomplete $NEWROOT/$KDUMP_PATH/$HOST_IP-$DATEDIR/vmcore
sync
echo "kdump: saving vmcore complete"
sync
return 0
}