From: Kefu Chai <kchai@redhat.com>
Date: Tue, 31 Mar 2020 03:19:23 +0000 (+0800)
Subject: test/crimson: increase variance of stdev to 0.20
X-Git-Tag: v16.1.0~2736^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F34305%2Fhead;p=ceph.git

test/crimson: increase variance of stdev to 0.20

per Mark Nelson,

> yeah, 5% variation is way too low
> Sometimes we can stay within 5%, but especially if we are pushing the
> system hard we can see closer to 10-20% sometimes.

Signed-off-by: Kefu Chai <kchai@redhat.com>
---

diff --git a/src/test/crimson/cbt/radosbench_4K_read.yaml b/src/test/crimson/cbt/radosbench_4K_read.yaml
index db21f7a4df2..c1b915ff2d9 100644
--- a/src/test/crimson/cbt/radosbench_4K_read.yaml
+++ b/src/test/crimson/cbt/radosbench_4K_read.yaml
@@ -18,7 +18,7 @@ tasks:
         acceptable:
           bandwidth: '(or (greater) (near 0.05))'
           iops_avg: '(or (greater) (near 0.05))'
-          iops_stddev: '(or (less) (near 0.50))'
+          iops_stddev: '(or (less) (near 0.20))'
           latency_avg: '(or (less) (near 0.05))'
     monitoring_profiles:
       perf:
diff --git a/src/test/crimson/cbt/radosbench_4K_write.yaml b/src/test/crimson/cbt/radosbench_4K_write.yaml
index bb20b59e0c4..997aed955be 100644
--- a/src/test/crimson/cbt/radosbench_4K_write.yaml
+++ b/src/test/crimson/cbt/radosbench_4K_write.yaml
@@ -16,7 +16,7 @@ tasks:
         acceptable:
           bandwidth: '(or (greater) (near 0.05))'
           iops_avg: '(or (greater) (near 0.05))'
-          iops_stddev: '(or (less) (near 0.05))'
+          iops_stddev: '(or (less) (near 0.20))'
           latency_avg: '(or (less) (near 0.05))'
     monitoring_profiles:
       perf: