jonas.arndt at thearndtfamily.com
Fri Feb 21 17:16:50 UTC 2014
On 02/21/2014 06:47 AM, Jeff Breitner wrote:
> I actually had a freeze on my system just now. This after having
> worked all day. I am on the committed patch on the back-end. Just
> rewinding slightly on the front-end, followed by a pause/play
> fixed it.
> Here's what I had to do to fix those:
Did you also have a case when your backend took several seconds to write
64kB of data?
Indeed my /sys/block/sdX/device/queue_depth is set to 1.
$ dmesg | grep -i ncq
[ 1.824883] ata3.00: 7814037168 sectors, multi 16: LBA48 NCQ (depth 0/32)
[ 2.133277] ata1.00: 1953525168 sectors, multi 16: LBA48 NCQ (depth 0/32)
[ 2.133483] ata1.01: 1953525168 sectors, multi 16: LBA48 NCQ (depth 0/32)
[ 2.133740] ata2.00: 1953525168 sectors, multi 16: LBA48 NCQ (depth 0/32)
I'll look at the bios settings next but I wanted to understand if you
had the same symptoms.
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