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authorGiuseppe Di Natale <[email protected]>2017-12-19 13:19:24 -0800
committerBrian Behlendorf <[email protected]>2017-12-19 13:19:24 -0800
commit89a66a0457cd392ab8c6ad6d9c138fedaa425067 (patch)
tree98e8780818ed2e25a5009941235a9eaf367d355c /cmd
parentc4ba46deade0a14d089228a56a5d0aa0ffd5fadd (diff)
Handle broken pipes in arc_summary
Using a command similar to 'arc_summary.py | head' causes a broken pipe exception. Gracefully exit in the case of a broken pipe in arc_summary.py. Reviewed-by: Richard Elling <[email protected]> Reviewed-by: loli10K <[email protected]> Signed-off-by: Giuseppe Di Natale <[email protected]> Closes #6965 Closes #6969
Diffstat (limited to 'cmd')
-rwxr-xr-xcmd/arc_summary/arc_summary.py13
1 files changed, 13 insertions, 0 deletions
diff --git a/cmd/arc_summary/arc_summary.py b/cmd/arc_summary/arc_summary.py
index 2472f87ea..f6dbb9bfb 100755
--- a/cmd/arc_summary/arc_summary.py
+++ b/cmd/arc_summary/arc_summary.py
@@ -47,6 +47,7 @@ import getopt
import os
import sys
import time
+import errno
from subprocess import Popen, PIPE
from decimal import Decimal as D
@@ -55,6 +56,18 @@ show_tunable_descriptions = False
alternate_tunable_layout = False
+def handle_Exception(ex_cls, ex, tb):
+ if ex is IOError:
+ if ex.errno == errno.EPIPE:
+ sys.exit()
+
+ if ex is KeyboardInterrupt:
+ sys.exit()
+
+
+sys.excepthook = handle_Exception
+
+
def get_Kstat():
"""Collect information on the ZFS subsystem from the /proc virtual
file system. The name "kstat" is a holdover from the Solaris utility