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osd: Fail-safe full is a hard stop even for mds

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We can't allow OSD to become non-startable even if mds
could be writing as part of file removals.

Signed-off-by: David Zafman <dzafman@redhat.com>
This commit is contained in:
David Zafman 2017-03-30 10:30:29 -07:00
parent e927cd2cf2
commit 5baf7abfa3
1 changed files with 4 additions and 1 deletions
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5
src/osd/PrimaryLogPG.cc
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@ -1888,7 +1888,10 @@ void PrimaryLogPG::do_op(OpRequestRef& op)
<< *m << dendl;
return;
}
if (!(m->get_source().is_mds()) && osd->check_failsafe_full() && write_ordered) {
// mds should have stopped writing before this point.
// We can't allow OSD to become non-startable even if mds
// could be writing as part of file removals.
if (write_ordered && osd->check_failsafe_full()) {
dout(10) << __func__ << " fail-safe full check failed, dropping request"
<< dendl;
return;