From: "John Stoffel" <john@stoffel.org>
To: Micheal Blue <mblue@gmx.us>
Cc: linux-raid@vger.kernel.org
Subject: Re: core dump on initial sync of raid10 please help
Date: Tue, 15 Dec 2015 17:10:40 -0500 [thread overview]
Message-ID: <22128.36832.134393.462224@quad.stoffel.home> (raw)
In-Reply-To: <trinity-3e0abfe9-de99-450e-a215-4af82f2177be-1450121480258@3capp-mailcom-bs12>
>>>>> "Micheal" == Micheal Blue <mblue@gmx.us> writes:
>> Sent: Monday, December 14, 2015 at 8:48 AM
>> From: "Micheal Blue" <>
>> To: linux-raid@vger.kernel.org
>> Subject: core dump on initial sync of raid10 please help
>>
>> I noticed my initial sync when making a 4 disk raid10 is really slow. I looked in dmesg and found this.
>> I do not know what it means. Suggestions please :)
>>
>> [ 600.959945] INFO: task md0_resync:676 blocked for more than 120 seconds.
>> [ 600.959976] Not tainted 4.3.2-1-ARCH #1
>> [ 600.959994] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>> [ 600.960024] md0_resync D ffff88021fa956c0 0 676 2 0x00000000
>> [ 600.960028] ffff8800ca143b40 0000000000000046 ffff880216659b80 ffff8800377244c0
>> [ 600.960030] ffff8800ca144000 ffff88003765a000 ffff8800ca143b68 ffff88003765a100
>> [ 600.960032] ffff88003765a000 ffff8800ca143b58 ffffffff8157f92a ffff88003765a0dc
>> [ 600.960034] Call Trace:
>> [ 600.960040] [<ffffffff8157f92a>] schedule+0x3a/0x90
>> [ 600.960044] [<ffffffffa0548f52>] raise_barrier+0x122/0x190 [raid10]
>> [ 600.960049] [<ffffffff810b5dc0>] ? wake_atomic_t_function+0x60/0x60
>> [ 600.960051] [<ffffffffa054eea1>] sync_request+0x731/0x19b0 [raid10]
Micheal> ...
Micheal> It seems that the kernel itself is to blame for this. If I
Micheal> boot into kernel version 4.1.14 everything seems to be
Micheal> running fine as I create the array.
Try to run with kernel v4.4-rc4 or newer I think. I ran into
something similiar on my system.
John
prev parent reply other threads:[~2015-12-15 22:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-14 13:48 core dump on initial sync of raid10 please help Micheal Blue
2015-12-14 19:31 ` Micheal Blue
2015-12-15 22:10 ` John Stoffel [this message]
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