Re: [patch 0/3] j_state_lock, j_list_lock, remove-bitlocks

Lee Revell
2005-03-18T18:20:03Z

On Fri, 2005-03-18 at 01:58 -0500, Steven Rostedt wrote:
>
> On Thu, 17 Mar 2005, Lee Revell wrote:
> >
> > OK, no need to cc: me on this one any more. It's really low priority
> > IMO compared to the big latencies I am seeing with ext3 and
> > "data=ordered". Unless you think there is any relation.
> >
>
> IMO a deadlock is higher priority than a big latency :-)
>

Of course, if I was hitting the deadlock in normal use.

> I still belive that something to do with the locking in ext3 has to do
> with your latencies, but I'll take you off when I send something to Andrew
> or Ingo next time. Hopefully, they'll do the same.

If you suspect they are related then yes I would like to be copied.

>
> When this problem is solved on Ingo's side, maybe this will solve your
> latency problem, so I recommend that you keep trying the latest RT
> kernels. BTW what test are you running that causes these latencies?

dbench 16

Lee