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Fix 2PC with concurrent memtable insert

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Summary:
If concurrent memtable insert is enabled, and one prepare command and a normal command are grouped into a commit group, the sequence ID will be calculated incorrectly.
Closes https://github.com/facebook/rocksdb/pull/1730

Differential Revision: D4371081

Pulled By: siying

fbshipit-source-id: cd40c6d
This commit is contained in:
Siying Dong 2017-01-17 11:18:12 -08:00 committed by sdong
parent 53571a7a70
commit b642e94c88
1 changed files with 1 additions and 1 deletions
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2
db/write_thread.cc
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@ -317,7 +317,7 @@ void WriteThread::LaunchParallelFollowers(ParallelGroup* pg,
while (w != pg->last_writer) { while (w != pg->last_writer) {
// Writers that won't write don't get sequence allotment // Writers that won't write don't get sequence allotment
if (!w->CallbackFailed()) { if (!w->CallbackFailed() && w->ShouldWriteToMemtable()) {
sequence += WriteBatchInternal::Count(w->batch); sequence += WriteBatchInternal::Count(w->batch);
} }
w = w->link_newer; w = w->link_newer;