provision/downburst: log multiline stderr on error

For better logs readability just log downburst's stderr
line-by-line.

Signed-off-by: Kyr Shatskyy <kyrylo.shatskyy@clyso.com>

diff --git a/teuthology/provision/downburst.py b/teuthology/provision/downburst.py
index 97a511ef970cc863c0b45ec0b58b43a412b1b5d1..7dac58efc370b2901b96846f07f51658a40e1771 100644 (file)
--- a/teuthology/provision/downburst.py
+++ b/teuthology/provision/downburst.py
@@ -107,8 +107,9 @@ class Downburst(object):
                         self.destroy()
                     else:
                         success = False
-                        log.info("Downburst failed on %s: %s" % (
-                            self.name, stderr.strip()))
+                        log.error("Downburst failed on %s" % self.name)
+                        for i in stderr.split('\n'):
+                            log.error(f">>> {i}")
                         break
             return success