From: Chris Pearson <kermit4@gmail.com>
To: linux-mm@kvack.org
Subject: NULL poniter dereference in isolate_lru_pages 2.6.39.1
Date: Thu, 7 Jul 2011 10:53:18 -0500 [thread overview]
Message-ID: <CAGtzr3fm2=UJFRo2xSYhst0P4jCMT-EPjyPi3=icCrMtW0ij8w@mail.gmail.com> (raw)
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see attached screenshots
NULL pointer dereference at 8
isolate_lru_pages
shrink_inactive_list
__lookup_tag
shrink_zone
shrink_slab
kswapd
zone_reclaim
These are from 3 different servers in the past week since we upgraded
a few hundred of them to 2.6.39.1. They're under a steady few MB/s
of net and disk I/O load.
We have the following /proc adjustments:
kernel.shmmax = 135217728
fs.file-max = 65535
vm.swappiness = 10
vm.min_free_kbytes = 65535
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next reply other threads:[~2011-07-07 15:53 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-07 15:53 Chris Pearson [this message]
2011-07-08 5:14 ` Minchan Kim
2011-07-08 15:39 ` Chris Pearson
2011-07-10 23:05 ` Minchan Kim
2011-07-11 20:52 ` Chris Pearson
2011-07-12 0:16 ` Minchan Kim
2011-07-15 1:48 ` Chris Pearson
2011-07-18 22:48 ` Minchan Kim
2011-07-18 23:18 ` Andrew Morton
2011-07-18 23:32 ` Minchan Kim
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