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Red Hat Bugzilla – Attachment 891082 Details for
Bug 1090664
VDSM is consuming a lot of cpu time even with no active VMs
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Second profile report - sorted by cumtime
cumtime.txt (text/plain), 6.27 KB, created by
Nir Soffer
on 2014-04-30 08:52:15 UTC
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Description:
Second profile report - sorted by cumtime
Filename:
MIME Type:
Creator:
Nir Soffer
Created:
2014-04-30 08:52:15 UTC
Size:
6.27 KB
patch
obsolete
>Tue Apr 29 12:34:25 2014 vdsmd.prof > > 4862063 function calls (4887685 primitive calls) in 610.663 seconds > > Ordered by: cumulative time > List reduced from 2370 to 20 due to restriction <20> > > ncalls tottime percall cumtime percall filename:lineno(function) > 65197/65412 4.266 0.000 468.594 0.007 mount.py:121(_iterMountRecords) > 437/451 0.040 0.000 460.177 1.020 fileUtils.py:223(pathRequiresFlagForDirectIO) > 407/423 0.084 0.000 459.887 1.087 storage_exception.py:178(VolumeIsBusy) > 407/423 0.000 0.000 459.795 1.087 storage_exception.py:168(VolumeDoesNotExist) > 437/451 0.000 0.000 453.494 1.006 mount.py:157(findMountOfPath) > 389/404 0.045 0.000 446.820 1.106 blockSD.py:594(BlockStorageDomain.getReadDelay) > 322888/322889 125.255 0.000 402.967 0.001 mount.py:42(_parseFstabLine) > 64490/64504 32.783 0.001 371.437 0.006 mount.py:78(_resolveLoopDevice) > 290657/290690 16.881 0.000 331.619 0.001 mount.py:64(_iterateMtab) > 705084/705087 183.810 0.000 195.191 0.000 posixpath.py:311(normpath) > 123/422 0.000 0.000 158.893 0.377 domainMonitor.py:186(DomainMonitorThread._monitorDomain) > 65412 3.233 0.000 92.878 0.001 mount.py:115(_iterKnownMounts) >1545523/1545530 73.036 0.000 82.354 0.000 mount.py:70(_parseFstabPath) > 2558/2574 0.136 0.000 54.911 0.021 sdc.py:51(DomainProxy.getRealDomain) > 2574 0.332 0.000 51.806 0.020 sdc.py:101(StorageDomainCache._realProduce) > 665/667 0.235 0.000 50.712 0.076 utils.py:475(execCmd) > 30 0.005 0.000 50.527 1.684 sdc.py:133(StorageDomainCache._findDomain) > 29 0.002 0.000 50.118 1.728 blockSD.py:1345(findDomain) > 26/31 0.000 0.000 49.571 1.599 sdc.py:93(StorageDomainCache.produce) > 29 0.015 0.001 47.217 1.628 blockSD.py:395(BlockStorageDomain.__init__) > > > Ordered by: cumulative time > List reduced from 2370 to 20 due to restriction <20> > >Function was called by... > ncalls tottime cumtime >mount.py:121(_iterMountRecords) <- 201/0 0.005 0.653 mount.py:121(_iterMountRecords) > 127 0.001 0.066 mount.py:132(iterMounts) > 3901 0.217 23.931 mount.py:148(getMountFromTarget) > 56675/56661 3.870 437.563 mount.py:157(findMountOfPath) > 4508 0.172 7.035 mount.py:263(Mount.getRecord) >fileUtils.py:223(pathRequiresFlagForDirectIO) <- 422/408 0.037 422.333 storage_exception.py:168(VolumeDoesNotExist) >storage_exception.py:178(VolumeIsBusy) <- 404/389 0.082 446.668 blockSD.py:594(BlockStorageDomain.getReadDelay) > 18/17 0.001 13.219 fileSD.py:221(NfsStorageDomain.getReadDelay) >storage_exception.py:168(VolumeDoesNotExist) <- 422/406 0.000 459.795 storage_exception.py:178(VolumeIsBusy) >mount.py:157(findMountOfPath) <- 451/437 0.000 453.494 fileUtils.py:223(pathRequiresFlagForDirectIO) >blockSD.py:594(BlockStorageDomain.getReadDelay) <- 393/378 0.044 432.540 domainMonitor.py:186(DomainMonitorThread._monitorDomain) >mount.py:42(_parseFstabLine) <- 258384/258383 96.939 313.391 mount.py:64(_iterateMtab) > 64504 28.316 89.575 mount.py:115(_iterKnownMounts) >mount.py:78(_resolveLoopDevice) <- 64502/64488 32.782 371.427 mount.py:121(_iterMountRecords) >mount.py:64(_iterateMtab) <- 290660/290648 16.880 331.617 mount.py:78(_resolveLoopDevice) >posixpath.py:311(normpath) <- 645771 166.300 176.947 mount.py:42(_parseFstabLine) > 56675 16.990 17.695 mount.py:157(findMountOfPath) > 1166 0.199 0.210 mount.py:191(Mount.__init__) > 963 0.133 0.142 posixpath.py:340(abspath) > 433 0.171 0.178 posixpath.py:377(_resolve_link) >domainMonitor.py:186(DomainMonitorThread._monitorDomain) <- 148/123 0.000 158.893 domainMonitor.py:163(DomainMonitorThread._monitorLoop) > 132/0 0.111 142.285 domainMonitor.py:186(DomainMonitorThread._monitorDomain) >mount.py:115(_iterKnownMounts) <- 65412 3.233 92.878 mount.py:121(_iterMountRecords) >mount.py:70(_parseFstabPath) <- 1545512/1545511 73.036 82.354 mount.py:42(_parseFstabLine) >sdc.py:51(DomainProxy.getRealDomain) <- 2543/2527 0.131 1.330 sdc.py:48(DomainProxy.__getattr__) > 31 0.005 53.592 sdc.py:93(StorageDomainCache.produce) >sdc.py:101(StorageDomainCache._realProduce) <- 2574 0.332 51.806 sdc.py:51(DomainProxy.getRealDomain) >utils.py:475(execCmd) <- 407/405 0.170 40.511 storage_exception.py:168(VolumeDoesNotExist) >sdc.py:133(StorageDomainCache._findDomain) <- 30 0.005 50.527 sdc.py:101(StorageDomainCache._realProduce) >sdc.py:93(StorageDomainCache.produce) <- 30/25 0.000 49.355 domainMonitor.py:186(DomainMonitorThread._monitorDomain)
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