mon_thrash: tolerate scrub command failure

We can get EBUSY if there is an election going on.

diff --git a/teuthology/task/mon_thrash.py b/teuthology/task/mon_thrash.py
index e56d8761ffb60dcad597e261d41c637e1eadd8e5..2035bf1e332b851b3c31e8b3c1e0490b45a2d003 100644 (file)
--- a/teuthology/task/mon_thrash.py
+++ b/teuthology/task/mon_thrash.py
@@ -256,7 +256,10 @@ class MonitorThrasher:
 
       if self.scrub:
         self.log('triggering scrub')
-        self.manager.raw_cluster_cmd('scrub')
+        try:
+          self.manager.raw_cluster_cmd('scrub')
+        except:
+          pass
 
       if self.thrash_delay > 0.0:
         self.log('waiting for {delay} secs before continuing thrashing'.format(