[checkmk-commits] Check_MK Git: check_mk: LVM statistics plugin - simulate standard diskstat output

Module: check_mk Branch: master Commit: b4d00a1cb20c7e9af00044a9aec074ec78442e7f URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=b4d00a1cb20c7e… Author: Florian Heigl <fh(a)mathias-kettner.de> Date: Wed May 30 16:05:27 2012 +0200 LVM statistics plugin - simulate standard diskstat output --- agents/plugins/lnx_lvmstat | 11 ++++++----- 1 files changed, 6 insertions(+), 5 deletions(-) diff --git a/agents/plugins/lnx_lvmstat b/agents/plugins/lnx_lvmstat index 7539353..d9b08e1 100755 --- a/agents/plugins/lnx_lvmstat +++ b/agents/plugins/lnx_lvmstat @@ -6,7 +6,7 @@ # (...major numbers were such an awesome idea) -import os +import os, time import subprocess @@ -32,15 +32,16 @@ for line in lvlist.stdout.readlines(): vg_name, lv_name = line.split(";") # Found this in dtc-xen's statistics server. Greetings to Thomas! minor = os.minor(os.stat("/dev/%s/%s" % (vg_name, lv_name)).st_rdev) + major = os.major(os.stat("/dev/%s/%s" % (vg_name, lv_name)).st_rdev) dmdev = "dm-%s" % minor - devices.update( { dmdev : (vg_name, lv_name)}) - + devices.update( { dmdev : (vg_name, lv_name, (major, minor))}) # then we can parse our nice new dictionary and grab the stats for each blockdev +print time.time() for dmdev in devices.keys(): counter = "/sys/block/%s/stat" % dmdev - stats[dmdev] = file(counter).read().rstrip() + stats[dmdev] = " ".join(file(counter).read().split()) # read the gathered stats and if they are showing no IO, then # either there was the counters disabled (and we enable them) @@ -51,7 +52,7 @@ for dmdev in devices.keys(): if map(int, file(stats_switch).read().rstrip()) == 0: os.system("echo 1 > /sys/block/%s/queue/iostats" % dmdev) - print ("%s/%s %s") % (devices[dmdev][0],devices[dmdev][1], stats[dmdev]) + print ("%s\t %s %s-%s %s") % (devices[dmdev][2][0], devices[dmdev][2][1], devices[dmdev][0],devices[dmdev][1], stats[dmdev])