hi, all:
Now, ceph should received all ack message from remote and then
reply ack to client, What
about directly reply to client if primary has been received some of
them. Below is the request
trace among osd. Primary wait for second sub_op_commit_rec msg for a long time.
Does it make sense?
[
{ "time": "2015-04-10 10:40:15.373835",
"event": "waiting_for_osdmap"},
{ "time": "2015-04-10 10:40:15.375143",
"event": "reached_pg"},
{ "time": "2015-04-10 10:40:15.375210",
"event": "started"},
{ "time": "2015-04-10 10:40:15.375234",
"event": "started"},
{ "time": "2015-04-10 10:40:15.375432",
"event": "waiting for subops from [34,20]"},
{ "time": "2015-04-10 10:40:15.375846",
"event": "commit_queued_for_journal_write"},
{ "time": "2015-04-10 10:40:15.381176",
"event": "write_thread_in_journal_buffer"},
{ "time": "2015-04-10 10:40:15.384739",
"event": "journaled_completion_queued"},
{ "time": "2015-04-10 10:40:15.384838",
"event": "op_commit"},
{ "time": "2015-04-10 10:40:15.387949",
"event": "op_applied"},
{ "time": "2015-04-10 10:40:15.389616",
"event": "sub_op_commit_rec"},
{ "time": "2015-04-10 10:40:20.946123",
"event": "sub_op_commit_rec"},
{ "time": "2015-04-10 10:40:20.946142",
"event": "commit_sent"},
{ "time": "2015-04-10 10:40:20.946157",
"event": "done"}]]},
--
Regards,
xinze
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