[kudu] 01/02: [write_throttling-itest] relax threshold to avoid flakiness

[al...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

alexey pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/kudu.git

commit df65b3a3d04115fc38bdb739207123816999557d
Author: Alexey Serbin <al...@apache.org>
AuthorDate: Mon Mar 14 17:13:16 2022 -0700

    [write_throttling-itest] relax threshold to avoid flakiness
    
    I saw a failure [1] of the WriteThrottlingTest.ThrottleWriteRpcPerSec
    test scenario during gerrit pre-commit tests for [2]:
    
      src/kudu/integration-tests/write_throttling-itest.cc:107
      Expected: (qps) <= (TARGET_QPS * 1.2f), actual: 121.467 vs 120
    
    This patch relaxes the threshold for the target QPS: 1.2 --> 1.25.
    FWIW, the token-based accounting could be affected by scheduler
    anomalies and bursts in request rates, so there isn't anything
    unexpected here.
    
    [1] http://jenkins.kudu.apache.org/job/kudu-gerrit/25223/
    [2] http://gerrit.cloudera.org:8080/18318
    
    Change-Id: Iad3335595b02e66cdc588755b8f53c77442d5736
    Reviewed-on: http://gerrit.cloudera.org:8080/18320
    Tested-by: Kudu Jenkins
    Reviewed-by: Andrew Wong <aw...@cloudera.com>
---
 src/kudu/integration-tests/write_throttling-itest.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/kudu/integration-tests/write_throttling-itest.cc b/src/kudu/integration-tests/write_throttling-itest.cc
index 8db7a2a..839db17 100644
--- a/src/kudu/integration-tests/write_throttling-itest.cc
+++ b/src/kudu/integration-tests/write_throttling-itest.cc
@@ -104,7 +104,7 @@ TEST_F(WriteThrottlingTest, ThrottleWriteRpcPerSec) {
     MonoDelta delta = end - begin;
     double qps = TARGET_QPS / delta.ToSeconds();
     LOG(INFO) << "Iteration " << t << " qps: " << qps;
-    ASSERT_LE(qps, TARGET_QPS * 1.2f);
+    ASSERT_LE(qps, TARGET_QPS * 1.25f);
   }
 }