linux-ext4 - Re: ext4 xfstests results for 3.8 on Pandaboard ES (ARM)

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Date:	Mon, 25 Feb 2013 10:47:33 +0800
From:	Zheng Liu <gnehzuil.liu@...il.com>
To:	Eric Whitney <enwlinux@...il.com>
Cc:	linux-ext4@...r.kernel.org, tytso@....edu
Subject: Re: ext4 xfstests results for 3.8 on Pandaboard ES (ARM)

On Sun, Feb 24, 2013 at 02:35:52PM -0500, Eric Whitney wrote:
> * Zheng Liu <gnehzuil.liu@...il.com>:
> 
> <snip>
> 
> > > BEGIN TEST: Ext4 4k block w/nodelalloc, no flex_bg, and no extents Thu Feb 21
> > > 15:41:27 EST 2013
> > > Ran: 001 002 005 006 007 011 013 014 015 020 053 062 068 069 070 074 075 076
> > >  077 079 083 088 089 091 100 105 112 113 117 120 123 124 125 126 127 128 129
> > >  130 131 132 133 135 141 169 184 192 193 198 204 207 208 209 210 211 212 215
> > >  219 221 224 225 226 230 231 232 233 234 235 236 237 239 240 245 246 247 248
> > >  249 257 258 263 269 270 271 272 273 275 277 280 285 289 294
> > > Failures: 125 285
> > > END TEST: Ext4 4k block w/nodelalloc, no flex_bg, and no extents Thu Feb 21
> > >  17:24:32 EST 2013
> > > 
> > > Xfstest 285 fails reliably for me on both ARM and x86-64 and only in this test
> > > scenario.  I see the same failure on 3.7, so it's not a regression (however,
> > > this failure doesn't appear in Ted's early 3.8-rc results).
> > > 
> > >     --- 285.out	2013-02-19 15:58:25.110665500 -0500
> > >     +++ 285.out.bad	2013-02-21 17:23:45.156519882 -0500
> > >     @@ -1 +1,3 @@
> > >      QA output created by 285
> > >     +seek sanity check failed!
> > 
> > This test case is used to test seek data/hole feature.  After 3.8 ext4
> > has supported it.  But it will fail without extents feature because
> > indirect-based file haven't unwritten extent.  Please check 285.full
> > file, and you will see that test07 fails.
> > 
> > BTW, I am trying to fix this problem for xfstests.
> > 
> > Regards,
> > 						- Zheng
> > 
> 
> Hi Zheng:
> 
> Thanks very much for your explanation and reminder - it is indeed test07 that
> fails.  I'm looking forward to testing your fix when it's ready.

Actually I just let xfstest #285 check unwritten extent feature.  If the
file system doesn't support it #285 will be skipped.  Meanwhile I create
a new test case that only contains test case 1~6.  You can find first
version in this link [1].

1. http://www.spinics.net/lists/xfs/msg16231.html

Regards,
                                                - Zheng
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