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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT][ELK] The machine fails to resume after 4.13-rc1"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101838#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT][ELK] The machine fails to resume after 4.13-rc1"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101838">bug 101838</a>
from <span class="vcard"><a class="email" href="mailto:latalante@cock.li" title="latalante@cock.li">latalante@cock.li</a>
</span></b>
<pre>(In reply to Martin Peres from <a href="show_bug.cgi?id=101838#c7">comment #7</a>)
<span class="quote">> Thanks, I communicated that to the developers. I hope it helps.</span >
Sorry for the unnecessary misleading.
In my case, hanging out after sleep is related to - mq-deadline/ext4 IO hangs.
<a href="https://lkml.org/lkml/2017/6/25/248">https://lkml.org/lkml/2017/6/25/248</a>
I have no idea why he disappeared default CFQ scheduler, though in the
configuration it is:
CONFIG_IOSCHED_CFQ=y
CONFIG_DEFAULT_CFQ=y
CONFIG_DEFAULT_IOSCHED="cfq"
4.12.3
cat /sys/block/sda/queue/scheduler
[cfq]
4.13-rc2
cat /sys/block/sda/queue/scheduler
[mq-deadline] bfq none
After
echo none > /sys/block/sda/queue/scheduler
I did not noticed any hang on the kernel 4.13-rc2 (out after sleep).</pre>
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