Sajnos nalunk is csinalja (Debian Wheezy), a kovetkezo workaroundot talaltam ki (ez a backup szkriptem reszlete):
while true; do
"$lvremove" -f "/dev/$VG_NAME/$SNAPSHOT_LV_NAME" &> /dev/null
# Workaround for Debian bug #659762
source_lv_state="$("$dmsetup" info -c --noheadings -o suspended "/dev/$VG_NAME/$LV_NAME")"
if [ "$source_lv_state" = "Suspended" ]; then
"$debug" " resuming source LV (workaround for Debian bug #659762)..."
"$dmsetup" resume "/dev/$VG_NAME/$LV_NAME" &> /dev/null
fi
if ! "$dmsetup" status "/dev/$VG_NAME/$SNAPSHOT_LV_NAME" &> /dev/null; then
break
else
sleep 1
"$debug" " retrying..."
fi
done
Bar vegtelen ciklusba tettem, ugy vettem eszre, hogy az elso
dmsetup resumeutan magahoz ter a rendszer. Enelkul megall az elet, elszall a load (3-400 koruli loadot is lattam mar).
Januar ota van eles uzemben a szkript, nalam bevalt.