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author | Sage Weil <sage@inktank.com> | 2013-07-22 14:13:23 -0700 |
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committer | Sage Weil <sage@inktank.com> | 2013-07-22 14:13:23 -0700 |
commit | b26b7f6e5e02ac6beb66e3e34e177e6448cf91cf (patch) | |
tree | fc6e683fd5b49d17a7166bd3cc05d700481d8f4a | |
parent | 99e605455f7bf6088be5ce5ee3d4e29ab7e03d47 (diff) | |
download | ceph-b26b7f6e5e02ac6beb66e3e34e177e6448cf91cf.tar.gz |
mon/Paxos: only share uncommitted value if it is next
We may have an uncommitted value from our perspective (it is our lc + 1)
when the collector has a much larger lc (because we have been out for
the last few rounds). Only share an uncommitted value if it is in fact
the next value.
Signed-off-by: Sage Weil <sage@inktank.com>
-rw-r--r-- | src/mon/Paxos.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mon/Paxos.cc b/src/mon/Paxos.cc index ee2ba3b6fdb..7785d37d4f0 100644 --- a/src/mon/Paxos.cc +++ b/src/mon/Paxos.cc @@ -198,7 +198,8 @@ void Paxos::handle_collect(MMonPaxos *collect) // do we have an accepted but uncommitted value? // (it'll be at last_committed+1) bufferlist bl; - if (get_store()->exists(get_name(), last_committed+1)) { + if (collect->last_committed == last_committed && + get_store()->exists(get_name(), last_committed+1)) { get_store()->get(get_name(), last_committed+1, bl); assert(bl.length() > 0); dout(10) << " sharing our accepted but uncommitted value for " |