Re: "blocked for more than 120 secs" --> a valid situation, how toprevent?
From: Stan Hoeppner
Date: Thu Sep 23 2010 - 20:51:54 EST
Mark Lord put forth on 9/23/2010 6:41 PM:
> What's the purpose of this stack dump,
> and how can it be prevented in this NORMAL situation??
>
> The command was "hdparm --security-erase NULL /dev/sdb",
> which takes about 66 minutes to complete on this particular drive.
>
> I don't see any obvious way for the task to mark itself
> as needing longer than 120 secs to complete the operation.
~$ man hdparm
ATA Security Feature Set
These switches are DANGEROUS to experiment with,
and might not work with every kernel. USE AT YOUR OWN RISK.
--security-erase PWD
THIS FEATURE IS EXPERIMENTAL AND NOT WELL TESTED. USE AT YOUR
OWN RISK.
--
Stan
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/