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osd/ReplicatedPG: for sync-read it don't cacl l_osd_op_r_prepare_lat.

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Only sync-read, the l_osd_op_r_prepare_lat is equal
l_osd_op_r_process_lat. So don't calc for sync-read.

Signed-off-by: Jianpeng Ma <jianpeng.ma@intel.com>
This commit is contained in:
Jianpeng Ma 2016-07-21 02:03:41 +08:00
parent 472a5d8d6c
commit 52be772788
1 changed files with 3 additions and 2 deletions
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5
src/osd/ReplicatedPG.cc
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@ -2139,12 +2139,13 @@ void ReplicatedPG::do_op(OpRequestRef& op)
execute_ctx(ctx);
utime_t prepare_latency = ceph_clock_now(cct);
prepare_latency -= op->get_dequeued_time();
osd->logger->tinc(l_osd_op_prepare_lat, prepare_latency);
if (op->may_read() && op->may_write()) {
osd->logger->tinc(l_osd_op_prepare_lat, prepare_latency);
osd->logger->tinc(l_osd_op_rw_prepare_lat, prepare_latency);
} else if (op->may_read()) {
} else if (!ctx->pending_async_reads.empty() && op->may_read()) {
osd->logger->tinc(l_osd_op_r_prepare_lat, prepare_latency);
} else if (op->may_write() || op->may_cache()) {
osd->logger->tinc(l_osd_op_prepare_lat, prepare_latency);
osd->logger->tinc(l_osd_op_w_prepare_lat, prepare_latency);
}
}