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munin/tahoe-storagespace.py: use /bin/du instead of our python version, since

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it a) is faster and b) will include filesystem overhead that is a real cost.
This commit is contained in:
Brian Warner 2007-08-09 18:26:57 -07:00
parent 1bb44df8ba
commit b25446d514
1 changed files with 7 additions and 3 deletions
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10
misc/munin/tahoe-storagespace.py
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@ -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)