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From: Chris Friesen <chris.friesen@windriver.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: linux-rt-users <linux-rt-users@vger.kernel.org>
Subject: Re: weird issue with CentOS RT kernel, hangs hard under particular load.
Date: Thu, 4 Jul 2019 11:05:00 -0600	[thread overview]
Message-ID: <86245afa-736f-768b-4abf-5335401fc99e@windriver.com> (raw)
In-Reply-To: <20190703112116.bnahv3wno7o475zt@linutronix.de>

On 7/3/2019 5:21 AM, Sebastian Andrzej Siewior wrote:
> On 2019-06-28 13:35:51 [-0600], Chris Friesen wrote:
>> Hi all,
> Hi,
> 
>> Not sure who I should be talking to about this, but we're hitting a weird
>> issue with kernel-rt-3.10.0-957.12.2.rt56.929.el7.src.rpm from CentOS.
> 
> 3.10-rt56 is terribly old and unsupported [0].

Unfortunately I'm stuck with CentOS kernels in the near term.

>> Anyone got any suggestions on where to start debugging it?  Kernel options
>> to enable, extra debug logging, events to monitor?
> 
> You could try to enable MM debugging, lock debugging and so on.

Thanks...I've enabled CONFIG_PROVE_LOCKING, hard/soft watchdog, and 
netconsole.  Hopefully I'll get something. :)

Chris

      reply	other threads:[~2019-07-04 17:05 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-28 19:35 weird issue with CentOS RT kernel, hangs hard under particular load Chris Friesen
2019-07-03 11:21 ` Sebastian Andrzej Siewior
2019-07-04 17:05   ` Chris Friesen [this message]

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