Re: Pin-pointing the root of unusual application latencies

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



* John Sigler <linux.kernel@xxxxxxx> wrote:

> >With a pair of the following in the middle:
> >
> >softirq--4     0....  670us : call_rcu (rt_run_flush)
> >softirq--4     0D..1  670us : __rcu_advance_callbacks (call_rcu)

> Any idea what went wrong in the above function trace? Why is the 
> kernel spinning in circles that way?

does your test-app have higher priority than softirq--4 ?

	Ingo
-
To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [RT Stable]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]

  Powered by Linux