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refs #22, disk: implemented get APM

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This commit is contained in:
Jaroslav Škarvada 2012-11-28 09:21:35 +01:00
parent a19e116545
commit 459af563d0
1 changed files with 10 additions and 3 deletions
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13
tuned/plugins/plugin_disk.py
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@ -3,6 +3,7 @@ from decorators import *
import tuned.logs
import tuned.utils.commands
import os
import re
log = tuned.logs.get()
@ -87,7 +88,7 @@ class DiskPlugin(base.Plugin):
self.stats[dev]["max"][i] = l[i]
self.stats[dev]["diff"] = l
self.stats[dev]["read"] = float(self.stats[dev]["diff"][1]) / float(self.stats[dev]["max"][1])
self.stats[dev]["write"] = float(self.stats[dev]["diff"][5]) / float(self.stats[dev]["max"][5])
@ -185,8 +186,14 @@ class DiskPlugin(base.Plugin):
@command_get("apm")
def _get_apm(self, device):
# TODO: ticket #22, get current value using hdparm -B. My disk does not support it...
return None
value = None
try:
m = re.match(r".*=\s*(\d+).*", tuned.utils.commands.execute(["hdparm", "-B", "/dev/" + device]), re.S)
if m:
value = int(m.group(1))
except:
log.error("could not get current APM settings for device '%s'" % device)
return value
@command_set("spindown", per_device=True)
def _set_spindown(self, value, device):