Merge pull request #3299 from matrix-org/matthew/macos-fixes

disable CPUMetrics if no /proc/self/stat
matrix-org · May 29, 2018 · 235b532 · 235b532
2 parents adb6bac + ff1bc0a
commit 235b532
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/synapse/metrics/__init__.py b/synapse/metrics/__init__.py
@@ -34,6 +34,8 @@
 all_collectors = []
 all_gauges = {}
 
+HAVE_PROC_SELF_STAT = os.path.exists("/proc/self/stat")
+
 
 class RegistryProxy(object):
 
@@ -99,6 +101,8 @@ def __init__(self):
         self.ticks_per_sec = ticks_per_sec
 
     def collect(self):
+        if not HAVE_PROC_SELF_STAT:
+            return
 
         with open("/proc/self/stat") as s:
             line = s.read()