> Justin Piszcz said: (by the date of Sun, 2 Dec 2007 04:11:59 -0500 (EST)) > >> The badblocks did not do anything; however, when I built a software raid 5 >> and the performed a dd: >> >> /usr/bin/time dd if=/dev/zero of=fill_disk bs=1M >> >> I saw this somewhere along the way: >> >> [42332.936706] ata5.00: spurious completions during NCQ issue=0x0 >> SAct=0x7000 FIS=004040a1:00000800 >> [42333.240054] ata5: soft resetting port There's some (probably timing-related) bug with spurious completions during NCQ. Alot of people are seeing this same effect with different drives and controllers. Tejun is working on it. It's different to reproduce. Search for "spurious completion" - there are many hits... /mjt - 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