From: Brian Warner <warner@lothar.com>
Date: Fri, 10 Aug 2007 01:26:57 +0000 (-0700)
Subject: munin/tahoe-storagespace.py: use /bin/du instead of our python version, since
X-Git-Tag: allmydata-tahoe-0.5.0~99
X-Git-Url: https://git.rkrishnan.org/architecture.txt?a=commitdiff_plain;h=b25446d514a940ea87597cc05c5d803a5c815fe1;p=tahoe-lafs%2Ftahoe-lafs.git

munin/tahoe-storagespace.py: use /bin/du instead of our python version, since
it a) is faster and b) will include filesystem overhead that is a real cost.
---

diff --git a/misc/munin/tahoe-storagespace.py b/misc/munin/tahoe-storagespace.py
index 02cccbb0..87339292 100644
--- a/misc/munin/tahoe-storagespace.py
+++ b/misc/munin/tahoe-storagespace.py
@@ -19,8 +19,7 @@
 # since it imports a utility module from allmydata.utils .
 
 import os, sys
-
-from allmydata.util import fileutil
+import commands
 
 nodedirs = []
 for k,v in os.environ.items():
@@ -48,6 +47,11 @@ if len(sys.argv) > 1:
         sys.exit(0)
 
 for nodename, basedir in nodedirs:
-    usage = fileutil.du(os.path.join(basedir, "storage"))
+    cmd = "du --bytes --summarize %s" % os.path.join(basedir, "storage")
+    rc,out = commands.getstatusoutput(cmd)
+    if rc != 0:
+        sys.exit(rc)
+    bytes, extra = out.split()
+    usage = int(bytes)
     print "%s.value %d" % (nodename, usage)