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From: Ming Lei <ming.lei@redhat.com>
To: Petr Vorel <pvorel@suse.cz>
Cc: kernel test robot <rong.a.chen@intel.com>,
	Jens Axboe <axboe@kernel.dk>, Sagi Grimberg <sagi@grimberg.me>,
	LKML <linux-kernel@vger.kernel.org>,
	Christoph Hellwig <hch@infradead.org>,
	lkp@lists.01.org, Baolin Wang <baolin.wang7@gmail.com>,
	Christoph Hellwig <hch@lst.de>,
	ltp@lists.linux.it
Subject: Re: [LTP] [blk] 6e6fcbc27e: ltp.fs_fill.fail
Date: Mon, 27 Jul 2020 23:14:16 +0800	[thread overview]
Message-ID: <20200727151416.GA1298062@T590> (raw)
In-Reply-To: <20200727093156.GA29739@dell5510>

On Mon, Jul 27, 2020 at 11:31:56AM +0200, Petr Vorel wrote:
> Hi,
> 
> > FYI, we noticed the following commit (built with gcc-9):
> 
> > commit: 6e6fcbc27e7788af54139c53537395d95560f2ef ("blk-mq: support batching dispatch in case of io")
> > https://git.kernel.org/cgit/linux/kernel/git/axboe/linux-block.git for-5.9/drivers
> 
> 
> > in testcase: ltp
> > with following parameters:
> 
> > 	disk: 1HDD
> > 	fs: ext4
> > 	test: fs-03
> 
> > test-description: The LTP testsuite contains a collection of tools for testing the Linux kernel and related features.
> > test-url: http://linux-test-project.github.io/
> 
> 
> > on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G
> 
> > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
> 
> ...
> > tst_test.c:1308: INFO: Testing on vfat
> > tst_mkfs.c:90: INFO: Formatting /dev/loop0 with vfat opts='' extra opts=''
> > tst_test.c:1247: INFO: Timeout per run is 0h 05m 00s
> > fs_fill.c:103: INFO: Running 10 writer threads
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> The only "error" I found is that fs_fill test timeouted on vfat. That might
> indicate some problems. Note, for slow machines, there is LTP_TIMEOUT_MUL
> https://github.com/linux-test-project/ltp/wiki/User-Guidelines#1-library-environment-variables

I have run fs_fill test for a while, and can't reproduce it, and I am
sure vfat is covered.



Thanks,
Ming


WARNING: multiple messages have this Message-ID (diff)
From: Ming Lei <ming.lei@redhat.com>
To: ltp@lists.linux.it
Subject: [LTP] [blk] 6e6fcbc27e: ltp.fs_fill.fail
Date: Mon, 27 Jul 2020 23:14:16 +0800	[thread overview]
Message-ID: <20200727151416.GA1298062@T590> (raw)
In-Reply-To: <20200727093156.GA29739@dell5510>

On Mon, Jul 27, 2020 at 11:31:56AM +0200, Petr Vorel wrote:
> Hi,
> 
> > FYI, we noticed the following commit (built with gcc-9):
> 
> > commit: 6e6fcbc27e7788af54139c53537395d95560f2ef ("blk-mq: support batching dispatch in case of io")
> > https://git.kernel.org/cgit/linux/kernel/git/axboe/linux-block.git for-5.9/drivers
> 
> 
> > in testcase: ltp
> > with following parameters:
> 
> > 	disk: 1HDD
> > 	fs: ext4
> > 	test: fs-03
> 
> > test-description: The LTP testsuite contains a collection of tools for testing the Linux kernel and related features.
> > test-url: http://linux-test-project.github.io/
> 
> 
> > on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G
> 
> > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
> 
> ...
> > tst_test.c:1308: INFO: Testing on vfat
> > tst_mkfs.c:90: INFO: Formatting /dev/loop0 with vfat opts='' extra opts=''
> > tst_test.c:1247: INFO: Timeout per run is 0h 05m 00s
> > fs_fill.c:103: INFO: Running 10 writer threads
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> > Test timeouted, sending SIGKILL!
> The only "error" I found is that fs_fill test timeouted on vfat. That might
> indicate some problems. Note, for slow machines, there is LTP_TIMEOUT_MUL
> https://github.com/linux-test-project/ltp/wiki/User-Guidelines#1-library-environment-variables

I have run fs_fill test for a while, and can't reproduce it, and I am
sure vfat is covered.



Thanks,
Ming


  parent reply	other threads:[~2020-07-27 15:14 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-26  7:55 [blk] 6e6fcbc27e: ltp.fs_fill.fail kernel test robot
2020-07-26  7:55 ` [LTP] " kernel test robot
2020-07-26  8:42 ` Ming Lei
2020-07-26  8:42   ` [LTP] " Ming Lei
2020-07-27  9:31 ` Petr Vorel
2020-07-27  9:31   ` Petr Vorel
2020-07-27 10:52   ` Cyril Hrubis
2020-07-27 10:52     ` Cyril Hrubis
2020-07-27 15:14   ` Ming Lei [this message]
2020-07-27 15:14     ` Ming Lei
2020-08-07  8:22 ` Ming Lei
2020-08-07  8:22   ` Ming Lei
2020-08-07  8:22   ` [LTP] " Ming Lei

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