Commit e7c2051f by Julien Muchembled

Document that the bug when checking replicas may also cause the master to crash

1 parent f7cf8f07
Showing 1 changed file with 14 additions and 1 deletions
......@@ -16,6 +16,19 @@ This happens in the following conditions:
4. the cell is checked completely before it could replicate up to the max tid
to check
Sometimes, it causes the master to crash::
File "neo/lib/", line 72, in dispatch
method(conn, *args, **kw)
File "neo/master/handlers/", line 93, in notifyReplicationDone
cell_list = app.backup_app.notifyReplicationDone(node, offset, tid)
File "neo/master/", line 337, in notifyReplicationDone
assert cell.isReadable()
Workaround: make sure all cells are up-to-date before checking replicas.
Found by running testBackupNodeLost many times.
Found by running testBackupNodeLost many times:
- either a failureException: 12 != 11
- or the above assert failure, in which case the unit test freezes
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