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author | Jean-François Dagenais <dagenaisj@sonatest.com> | 2012-01-15 20:11:05 -0500 |
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committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2012-01-16 12:24:42 +0000 |
commit | 16e09b850dcb44cb1afe411439e40a4bae7e8002 (patch) | |
tree | 0137705bd729e8616ded6e648f58ce09a336b217 /meta/classes/buildstats.bbclass | |
parent | aad04928116feea421fba84c4780b93191be6169 (diff) | |
download | openembedded-core-16e09b850dcb44cb1afe411439e40a4bae7e8002.tar.gz openembedded-core-16e09b850dcb44cb1afe411439e40a4bae7e8002.tar.bz2 openembedded-core-16e09b850dcb44cb1afe411439e40a4bae7e8002.tar.xz openembedded-core-16e09b850dcb44cb1afe411439e40a4bae7e8002.zip |
buildstats: tolerate absence of /proc/diskstats
In OpenVZ containers (and probably lx containers as well),
the diskstats entry is not even present. Use the "NoLogicalDrive"
introduced by Elizabeth Flanagan in such case.
This allows the bitbaking to occure within such containers.
Signed-off-by: Jean-François Dagenais <jeff.dagenais@gmail.com>
Diffstat (limited to 'meta/classes/buildstats.bbclass')
-rw-r--r-- | meta/classes/buildstats.bbclass | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/meta/classes/buildstats.bbclass b/meta/classes/buildstats.bbclass index 4cd8fe693..9690a0410 100644 --- a/meta/classes/buildstats.bbclass +++ b/meta/classes/buildstats.bbclass @@ -61,11 +61,13 @@ def set_device(e): # we do not collect diskstats as the method to collect meaningful statistics # for these fs types requires a bit more research. ############################################################################ - for line in open("/proc/diskstats", "r"): - if majordev == int(line.split()[0]) and minordev == int(line.split()[1]): - rdev=line.split()[2] - else: - rdev="NoLogicalDevice" + rdev="NoLogicalDevice" + try: + for line in open("/proc/diskstats", "r"): + if majordev == int(line.split()[0]) and minordev == int(line.split()[1]): + rdev=line.split()[2] + except: + pass file = open(e.data.getVar('DEVFILE', True), "w") file.write(rdev) file.close() @@ -82,12 +84,15 @@ def get_diskstats(dev): # For info on what these are, see kernel doc file iostats.txt ############################################################################ DSTAT_KEYS = ['ReadsComp', 'ReadsMerged', 'SectRead', 'TimeReads', 'WritesComp', 'SectWrite', 'TimeWrite', 'IOinProgress', 'TimeIO', 'WTimeIO'] - for x in open("/proc/diskstats", "r"): - if dev in x: - diskstats_val = x.rstrip().split()[4:] - diskstats = dict(itertools.izip(DSTAT_KEYS, diskstats_val)) + try: + for x in open("/proc/diskstats", "r"): + if dev in x: + diskstats_val = x.rstrip().split()[4:] + except IOError as e: + return + diskstats = dict(itertools.izip(DSTAT_KEYS, diskstats_val)) return diskstats - + def set_diskdata(var, dev, data): data.setVar(var, get_diskstats(dev)) |