>>>>> "hpa" == H Peter Anvin <hpa@xxxxxxxxx> writes: hpa> Note that the filesystem is not mounted with the "discard" option, hpa> and given the rarity of the aborts, whatever causes the WRITE SAME hpa> bio to be generated must be a very rare event. It's probably not discard. I'm guessing it's something that needs to zero out a block range. Not something that happens very often. -- Martin K. Petersen Oracle Linux Engineering -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html