replay-ost-single test 6 fails with ''space grew after dd: before:X after_dd:Y” for some values of X and Y.
Looking at the suite_log for a recent failure, logs at https://testing.whamcloud.com/test_sets/d53ee48a-665d-11e9-8bb1-52540065bddc , we see
Some of the failure have the before and after values the same and some failures have different values for before and after.
There are no errors in any of the node console logs.
This failure looks like
LU-4265. I’ve opened a new ticket because this test has failed with this error message six times in the past year and a half. Of those six failures, four have been seen this month. Thus, maybe something landed recently that is increasing the frequency of this failure or there a different/new cause.
There are several examples of this failure, but here are just a couple of additional links to logs