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Red Hat Bugzilla – Attachment 892044 Details for
Bug 1090664
VDSM is consuming a lot of cpu time even with no active VMs
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profile results when memory filesystems support is disabled, sorted by time
memory-filesystems-disabled-time.txt (text/plain), 28.82 KB, created by
Nir Soffer
on 2014-05-02 22:06:20 UTC
(
hide
)
Description:
profile results when memory filesystems support is disabled, sorted by time
Filename:
MIME Type:
Creator:
Nir Soffer
Created:
2014-05-02 22:06:20 UTC
Size:
28.82 KB
patch
obsolete
>Fri May 2 16:37:38 2014 vdsmd.prof > > 47374883 function calls (47747891 primitive calls) in 1000.094 seconds > > Ordered by: internal time > List reduced from 2392 to 20 due to restriction <20> > > ncalls tottime percall cumtime percall filename:lineno(function) > 637148 62.731 0.000 397.876 0.001 /usr/lib64/python2.6/io.py:492(BufferedReader.readline) > 1831830 50.597 0.000 63.185 0.000 /usr/lib64/python2.6/posixpath.py:311(normpath) > 914090 41.288 0.000 151.291 0.000 /usr/share/vdsm/storage/mount.py:42(_parseFstabLine) > 2199364 37.998 0.000 37.998 0.000 /usr/lib/python2.6/site-packages/pthread.py:98(Lock.unlock) > 2070142 36.258 0.000 36.258 0.000 /usr/lib/python2.6/site-packages/pthread.py:95(Lock.lock) > 23177 33.057 0.001 36.764 0.002 /usr/lib64/python2.6/subprocess.py:509(list2cmdline) > 718952 28.007 0.000 104.623 0.000 /usr/lib64/python2.6/io.py:998(BufferedReader._peek_unlocked) > 2200406 25.460 0.000 63.981 0.000 /usr/lib/python2.6/site-packages/pthreading.py:66(Lock.acquire) > 4373765 24.514 0.000 37.083 0.000 /usr/share/vdsm/storage/mount.py:70(_parseFstabPath) > 718952 23.752 0.000 41.506 0.000 /usr/lib64/python2.6/io.py:942(BufferedReader._read_unlocked) > 303068 22.312 0.000 44.492 0.000 /usr/lib64/python2.6/site-packages/vdsm/utils.py:386(AsyncProc._processStreams) > 718952 21.347 0.000 180.910 0.000 /usr/lib64/python2.6/io.py:988(BufferedReader.peek) >66885/66886 21.218 0.000 27.659 0.000 /usr/lib/python2.6/site-packages/mom/Policy/spark.py:211(Parser.buildState) > 718952 21.148 0.000 117.019 0.000 /usr/lib64/python2.6/io.py:931(BufferedReader.read) > 240159 19.667 0.000 91.776 0.000 /usr/lib64/python2.6/site-packages/vdsm/utils.py:308(_streamWrapper.read) > 2199364 19.531 0.000 57.896 0.000 /usr/lib/python2.6/site-packages/pthreading.py:77(Lock.release) > 718952 19.291 0.000 201.264 0.000 /usr/lib64/python2.6/io.py:503(nreadahead) > 1910542 17.159 0.000 73.842 0.000 /usr/lib/python2.6/site-packages/pthreading.py:59(Lock.__enter__) > 1910541 16.717 0.000 67.286 0.000 /usr/lib/python2.6/site-packages/pthreading.py:63(Lock.__exit__) > 50760 14.010 0.000 48.275 0.001 /usr/share/vdsm/storage/storage_exception.py:149(MiscBlockWriteIncomplete) > > > Ordered by: internal time > List reduced from 2392 to 20 due to restriction <20> > >Function was called by... > ncalls tottime cumtime >/usr/lib64/python2.6/io.py:492(BufferedReader.readline) <- 637147 62.731 397.875 /usr/lib64/python2.6/io.py:532(BufferedReader.next) > 1 0.000 0.001 /usr/lib64/python2.6/threading.py:481(Thread.run) >/usr/lib64/python2.6/posixpath.py:311(normpath) <- 512 0.006 0.010 /usr/lib64/python2.6/posixpath.py:340(abspath) > 24 0.002 0.002 /usr/share/vdsm/storage/fileSD.py:84(getDomUuidFromMetafilePath) > 1828180 50.432 62.976 /usr/share/vdsm/storage/mount.py:42(_parseFstabLine) > 1413 0.115 0.143 /usr/share/vdsm/storage/mount.py:148(getMountFromTarget) > 1700 0.042 0.054 /usr/share/vdsm/storage/mount.py:191(Mount.__init__) > 1 0.000 0.000 /usr/share/vdsm/storage/storageServer.py:295(NFSConnection.__init__) >/usr/share/vdsm/storage/mount.py:42(_parseFstabLine) <- 735800 31.513 115.984 /usr/share/vdsm/storage/mount.py:64(_iterateMtab) > 178290 9.775 35.307 /usr/share/vdsm/storage/mount.py:115(_iterKnownMounts) >/usr/lib/python2.6/site-packages/pthread.py:98(Lock.unlock) <- 2199363 37.998 37.998 /usr/lib/python2.6/site-packages/pthreading.py:77(Lock.release) > 1 0.000 0.000 /usr/lib64/python2.6/threading.py:481(Thread.run) >/usr/lib/python2.6/site-packages/pthread.py:95(Lock.lock) <- 2070142 36.258 36.258 /usr/lib/python2.6/site-packages/pthreading.py:66(Lock.acquire) >/usr/lib64/python2.6/subprocess.py:509(list2cmdline) <- 23177 33.057 36.764 /usr/lib64/python2.6/site-packages/vdsm/utils.py:475(execCmd) >/usr/lib64/python2.6/io.py:998(BufferedReader._peek_unlocked) <- 718952 28.007 104.623 /usr/lib64/python2.6/io.py:988(BufferedReader.peek) >/usr/lib/python2.6/site-packages/pthreading.py:66(Lock.acquire) <- 1910542 22.530 56.307 /usr/lib/python2.6/site-packages/pthreading.py:59(Lock.__enter__) > 72120 0.698 2.000 /usr/lib64/python2.6/logging/__init__.py:623(WatchedFileHandler.acquire) > 1 0.000 0.000 /usr/lib64/python2.6/multiprocessing/managers.py:666(AutoProxy[instance].__init__) > 126020 1.455 3.623 /usr/lib64/python2.6/site-packages/vdsm/utils.py:386(AsyncProc._processStreams) > 7320 0.068 0.199 /usr/lib64/python2.6/threading.py:310(_Semaphore.acquire) > 7320 0.045 0.118 /usr/lib64/python2.6/threading.py:331(_Semaphore.release) > 111 0.002 0.005 /usr/lib64/python2.6/threading.py:376(_Event.set) > 2 0.000 0.000 /usr/lib64/python2.6/threading.py:384(_Event.clear) > 28234 0.245 0.701 /usr/lib64/python2.6/threading.py:391(_Event.wait) > 1 0.000 0.000 /usr/lib64/python2.6/threading.py:481(Thread.run) > 2899 0.017 0.047 /usr/lib64/python2.6/threading.py:588(Thread.__stop) > 13 0.000 0.001 /usr/lib64/python2.6/threading.py:629(WorkerThread.join) > 1520 0.010 0.029 /usr/share/vdsm/storage/remoteFileHandler.py:286(RemoteFileHandlerPool.callCrabRPCFunction) > 1 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:788(Owner.acquire) > 471 0.002 0.006 /usr/share/vdsm/storage/resourceManager.py:937(Owner.releaseAll) > 471 0.002 0.005 /usr/share/vdsm/storage/resourceManager.py:975(Owner.cancelAll) > 11 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:366(ImageDeleteError) > 5 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:380(ImageIsEmpty_deprecated_vdsm23) > 2718 0.056 0.132 /usr/share/vdsm/storage/storage_exception.py:524(GetIsoListError) > 98 0.002 0.005 /usr/share/vdsm/storage/storage_exception.py:708(BlockStorageDomainMasterFSCKError) > 98 0.002 0.005 /usr/share/vdsm/storage/storage_exception.py:742(GetStorageDomainListError) > 127 0.002 0.006 /usr/share/vdsm/storage/storage_exception.py:752(StorageDomainNotMemberOfPool) > 39354 0.318 0.779 /usr/share/vdsm/storage/storage_exception.py:764(StorageDomainCheckError) > 1 0.000 0.000 /usr/share/vdsm/storage/task.py:804(Task.resourceAcquired) > 473 0.003 0.007 /usr/share/vdsm/storage/task.py:956(Task._incref) > 472 0.002 0.006 /usr/share/vdsm/storage/task.py:968(Task._decref) > 2 0.000 0.000 /usr/share/vdsm/storage/threadPool.py:64(ThreadPool.setThreadCount) > 1 0.000 0.000 /usr/share/vdsm/storage/threadPool.py:141(ThreadPool.joinAll) >/usr/share/vdsm/storage/mount.py:70(_parseFstabPath) <- 4373765 24.514 37.083 /usr/share/vdsm/storage/mount.py:42(_parseFstabLine) >/usr/lib64/python2.6/io.py:942(BufferedReader._read_unlocked) <- 718952 23.752 41.506 /usr/lib64/python2.6/io.py:931(BufferedReader.read) >/usr/lib64/python2.6/site-packages/vdsm/utils.py:386(AsyncProc._processStreams) <- 23177 5.951 11.280 /usr/lib64/python2.6/site-packages/vdsm/utils.py:282(_streamWrapper.close) > 69853 13.394 25.886 /usr/lib64/python2.6/site-packages/vdsm/utils.py:308(_streamWrapper.read) > 8 0.001 0.002 /usr/lib64/python2.6/site-packages/vdsm/utils.py:332(_streamWrapper.write) > 210030 2.966 7.323 /usr/lib64/python2.6/site-packages/vdsm/utils.py:452(AsyncProc.wait) >/usr/lib64/python2.6/io.py:988(BufferedReader.peek) <- 718952 21.347 180.910 /usr/lib64/python2.6/io.py:503(nreadahead) >/usr/lib/python2.6/site-packages/mom/Policy/spark.py:211(Parser.buildState) <- 3 0.001 0.001 /usr/lib/python2.6/site-packages/mom/Policy/spark.py:146(Parser.makeFIRST) > 66882 21.213 27.658 /usr/lib/python2.6/site-packages/mom/Policy/spark.py:187(Parser.parse) > 1/0 0.004 0.004 /usr/lib/python2.6/site-packages/mom/Policy/spark.py:211(Parser.buildState) >/usr/lib64/python2.6/io.py:931(BufferedReader.read) <- 718952 21.148 117.019 /usr/lib64/python2.6/io.py:492(BufferedReader.readline) >/usr/lib64/python2.6/site-packages/vdsm/utils.py:308(_streamWrapper.read) <- 67268 5.259 16.914 /usr/lib64/python2.6/io.py:942(BufferedReader._read_unlocked) > 172891 14.408 74.862 /usr/lib64/python2.6/io.py:998(BufferedReader._peek_unlocked) >/usr/lib/python2.6/site-packages/pthreading.py:77(Lock.release) <- 1910541 17.445 50.569 /usr/lib/python2.6/site-packages/pthreading.py:63(Lock.__exit__) > 72121 0.185 1.682 /usr/lib64/python2.6/logging/__init__.py:630(WatchedFileHandler.release) > 1 0.000 0.000 /usr/lib64/python2.6/multiprocessing/managers.py:666(AutoProxy[instance].__init__) > 126020 1.097 3.316 /usr/lib64/python2.6/site-packages/vdsm/utils.py:386(AsyncProc._processStreams) > 7320 0.048 0.122 /usr/lib64/python2.6/threading.py:310(_Semaphore.acquire) > 7320 0.039 0.099 /usr/lib64/python2.6/threading.py:331(_Semaphore.release) > 111 0.002 0.005 /usr/lib64/python2.6/threading.py:376(_Event.set) > 2 0.000 0.000 /usr/lib64/python2.6/threading.py:384(_Event.clear) > 28210 0.395 1.093 /usr/lib64/python2.6/threading.py:391(_Event.wait) > 2899 0.013 0.036 /usr/lib64/python2.6/threading.py:588(Thread.__stop) > 12 0.000 0.000 /usr/lib64/python2.6/threading.py:629(WorkerThread.join) > 1520 0.007 0.022 /usr/share/vdsm/storage/remoteFileHandler.py:286(RemoteFileHandlerPool.callCrabRPCFunction) > 1 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:788(Owner.acquire) > 471 0.002 0.005 /usr/share/vdsm/storage/resourceManager.py:937(Owner.releaseAll) > 471 0.002 0.005 /usr/share/vdsm/storage/resourceManager.py:975(Owner.cancelAll) > 5 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:366(ImageDeleteError) > 10 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:380(ImageIsEmpty_deprecated_vdsm23) > 1713 0.012 0.039 /usr/share/vdsm/storage/storage_exception.py:529(GetFloppyListError) > 98 0.001 0.004 /usr/share/vdsm/storage/storage_exception.py:708(BlockStorageDomainMasterFSCKError) > 98 0.001 0.005 /usr/share/vdsm/storage/storage_exception.py:742(GetStorageDomainListError) > 127 0.002 0.005 /usr/share/vdsm/storage/storage_exception.py:752(StorageDomainNotMemberOfPool) > 39344 0.277 0.877 /usr/share/vdsm/storage/storage_exception.py:764(StorageDomainCheckError) > 1 0.000 0.000 /usr/share/vdsm/storage/task.py:804(Task.resourceAcquired) > 473 0.002 0.006 /usr/share/vdsm/storage/task.py:956(Task._incref) > 472 0.002 0.005 /usr/share/vdsm/storage/task.py:968(Task._decref) > 2 0.000 0.000 /usr/share/vdsm/storage/threadPool.py:64(ThreadPool.setThreadCount) > 1 0.000 0.000 /usr/share/vdsm/storage/threadPool.py:141(ThreadPool.joinAll) >/usr/lib64/python2.6/io.py:503(nreadahead) <- 718952 19.291 201.264 /usr/lib64/python2.6/io.py:492(BufferedReader.readline) >/usr/lib/python2.6/site-packages/pthreading.py:59(Lock.__enter__) <- 132573 0.748 4.662 /usr/lib/python2.6/site-packages/pthreading.py:99(Condition.__enter__) > 718952 6.758 28.286 /usr/lib64/python2.6/io.py:931(BufferedReader.read) > 718952 6.729 28.714 /usr/lib64/python2.6/io.py:988(BufferedReader.peek) > 2 0.000 0.000 /usr/lib64/python2.6/io.py:1053(BufferedWriter.write) > 23179 0.352 1.216 /usr/lib64/python2.6/io.py:1091(BufferedWriter.flush) > 3 0.000 0.000 /usr/lib64/python2.6/logging/__init__.py:1034(Logger.debug) > 35 0.001 0.003 /usr/lib64/python2.6/site-packages/vdsm/libvirtconnection.py:64(get) > 240159 2.014 8.438 /usr/lib64/python2.6/site-packages/vdsm/utils.py:308(_streamWrapper.read) > 2 0.000 0.000 /usr/lib64/python2.6/site-packages/vdsm/utils.py:332(_streamWrapper.write) > 30 0.001 0.003 /usr/share/vdsm/clientIF.py:114(clientIF.contEIOVms) > 2801 0.014 0.075 /usr/share/vdsm/clientIF.py:136(getInstance) > 29 0.001 0.005 /usr/share/vdsm/storage/clusterlock.py:171(SANLock.acquireHostId) > 8 0.000 0.000 /usr/share/vdsm/storage/clusterlock.py:194(SANLock.releaseHostId) > 20217 0.142 0.657 /usr/share/vdsm/storage/clusterlock.py:209(SANLock.hasHostId) > 30 0.000 0.000 /usr/share/vdsm/storage/iscsi.py:146(addIscsiNode) > 92 0.000 0.001 /usr/share/vdsm/storage/iscsiadm.py:74(_runCmd) > 3 0.000 0.000 /usr/share/vdsm/storage/lvm.py:259(LVMCache._getCachedExtraCfg) > 44675 0.317 1.427 /usr/share/vdsm/storage/persistentDict.py:148(PersistentDict._accessWrapper) > 1417 0.013 0.056 /usr/share/vdsm/storage/persistentDict.py:228(PersistentDict.refresh) > 1 0.000 0.000 /usr/share/vdsm/storage/persistentDict.py:305(PersistentDict.invalidate) > 4 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:229(Request.grant) > 4 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:251(Request.granted) > 1 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:389(getInstance) > 4 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:526(ResourceManager.registerResource) > 2 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:608(ResourceManager.releaseResource) > 3 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:115(NotImplementedException) > 98 0.002 0.006 /usr/share/vdsm/storage/storage_exception.py:312(createVolumeSizeError) > 98 0.001 0.007 /usr/share/vdsm/storage/storage_exception.py:317(VolumeWasNotPreparedBeforeTeardown) > 1 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:482(ReconstructMasterError) > 27 0.001 0.003 /usr/share/vdsm/storage/storage_exception.py:492(StoragePoolDestroyingError) > 1 0.000 0.000 /usr/share/vdsm/supervdsm.py:90(getProxy) > 7139 0.066 0.282 /usr/share/vdsm/vmChannels.py:115(Listener._update_channels) >/usr/lib/python2.6/site-packages/pthreading.py:63(Lock.__exit__) <- 132573 0.953 3.811 /usr/lib/python2.6/site-packages/pthreading.py:102(Condition.__exit__) > 718952 6.470 26.079 /usr/lib64/python2.6/io.py:931(BufferedReader.read) > 718952 6.482 26.226 /usr/lib64/python2.6/io.py:988(BufferedReader.peek) > 2 0.000 0.000 /usr/lib64/python2.6/io.py:1053(BufferedWriter.write) > 23179 0.321 1.054 /usr/lib64/python2.6/io.py:1091(BufferedWriter.flush) > 4 0.000 0.000 /usr/lib64/python2.6/logging/__init__.py:1034(Logger.debug) > 4 0.000 0.000 /usr/lib64/python2.6/logging/__init__.py:1046(Logger.info) > 35 0.001 0.003 /usr/lib64/python2.6/site-packages/vdsm/libvirtconnection.py:64(get) > 240159 1.912 7.820 /usr/lib64/python2.6/site-packages/vdsm/utils.py:308(_streamWrapper.read) > 2 0.000 0.000 /usr/lib64/python2.6/site-packages/vdsm/utils.py:332(_streamWrapper.write) > 30 0.000 0.002 /usr/share/vdsm/clientIF.py:114(clientIF.contEIOVms) > 2801 0.014 0.049 /usr/share/vdsm/clientIF.py:136(getInstance) > 1 0.000 0.000 /usr/share/vdsm/storage/blockSD.py:277(VGTagMetadataRW.readlines) > 24 0.000 0.001 /usr/share/vdsm/storage/clusterlock.py:171(SANLock.acquireHostId) > 7 0.000 0.000 /usr/share/vdsm/storage/clusterlock.py:194(SANLock.releaseHostId) > 20217 0.187 0.760 /usr/share/vdsm/storage/clusterlock.py:209(SANLock.hasHostId) > 30 0.000 0.000 /usr/share/vdsm/storage/iscsi.py:146(addIscsiNode) > 92 0.000 0.001 /usr/share/vdsm/storage/iscsiadm.py:74(_runCmd) > 3 0.000 0.000 /usr/share/vdsm/storage/lvm.py:259(LVMCache._getCachedExtraCfg) > 44675 0.315 1.245 /usr/share/vdsm/storage/persistentDict.py:148(PersistentDict._accessWrapper) > 1416 0.013 0.059 /usr/share/vdsm/storage/persistentDict.py:228(PersistentDict.refresh) > 1 0.000 0.000 /usr/share/vdsm/storage/persistentDict.py:305(PersistentDict.invalidate) > 4 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:229(Request.grant) > 4 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:251(Request.granted) > 1 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:389(getInstance) > 4 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:526(ResourceManager.registerResource) > 2 0.000 0.000 /usr/share/vdsm/storage/resourceManager.py:608(ResourceManager.releaseResource) > 3 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:115(NotImplementedException) > 98 0.001 0.006 /usr/share/vdsm/storage/storage_exception.py:312(createVolumeSizeError) > 98 0.001 0.006 /usr/share/vdsm/storage/storage_exception.py:317(VolumeWasNotPreparedBeforeTeardown) > 1 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:482(ReconstructMasterError) > 27 0.001 0.003 /usr/share/vdsm/storage/storage_exception.py:492(StoragePoolDestroyingError) > 1 0.000 0.000 /usr/share/vdsm/supervdsm.py:90(getProxy) > 7139 0.043 0.160 /usr/share/vdsm/vmChannels.py:115(Listener._update_channels) >/usr/share/vdsm/storage/storage_exception.py:149(MiscBlockWriteIncomplete) <- 4 0.000 0.001 /usr/share/vdsm/storage/resourceManager.py:177(Request.__init__) > 1 0.000 0.000 /usr/share/vdsm/storage/storage_exception.py:34(<module>) > 50755 14.009 48.273 /usr/share/vdsm/storage/storage_exception.py:130(MiscBlockReadException) > >
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