Backup slows down and eventually fails: [61:1002] The BMA named "" on host reached its inactivity timeout.

  • KM03120812
  • 19-Mar-2018
  • 17-Apr-2018

Summary

Backup slows down and eventually fails: [61:1002] The BMA named "" on host reached its inactivity timeout of 8400 seconds.

Question

For each file that is accessed by VBDA there is a matching event from mvagtsvc.exe for exactly the same file.

Process Monitor logs were filtered to include the events  that take 2 seconds, and we can see this:

9:22:19,4308436 vbda.exe CreateFile \Device\HarddiskVolumeShadowCopy659\Install\7zip\7z1514-x64.exe SUCCESS
9:22:19,4326471 mvagtsvc.exe CreateFile C:\Install\7zip\7z1514-x64.exe SUCCESS
9:22:21,6396038 vbda.exe CreateFile \Device\HarddiskVolumeShadowCopy659\Install\backinfo\Bginfo.exe SUCCESS
9:22:21,6451960 mvagtsvc.exe CreateFile C:\Install\backinfo\Bginfo.exe SUCCESS
9:22:24,9470879 vbda.exe CreateFile \Device\HarddiskVolumeShadowCopy659\Install\symantec\CCS_Agent-11.0-V3-Windows\AssignNewPerm.exe SUCCESS
9:22:24,9687742 mvagtsvc.exe CreateFile C:\Install\symantec\CCS_Agent-11.0-V3-Windows\AssignNewPerm.exe SUCCESS
9:22:27,0559048 vbda.exe CreateFile \Device\HarddiskVolumeShadowCopy659\Install\symantec\CCS_Agent-11.0-V3-Windows\Get_FQDN.exe SUCCESS
9:22:27,0701393 mvagtsvc.exe CreateFile C:\Install\symantec\CCS_Agent-11.0-V3-Windows\Get_FQDN.exe SUCCESS
9:22:29,2168233 vbda.exe CreateFile \Device\HarddiskVolumeShadowCopy659\Install\symantec\CCS_Agent-11.0-V3-Windows\PortQry.exe SUCCESS
9:22:29,2177324 mvagtsvc.exe CreateFile C:\Install\symantec\CCS_Agent-11.0-V3-Windows\PortQry.exe SUCCESS
9:22:31,2212611 vbda.exe CreateFile \Device\HarddiskVolumeShadowCopy659\Install\symantec\CCS_Agent-11.0-V3-Windows\regxp.exe SUCCESS
9:22:31,2291214 mvagtsvc.exe CreateFile C:\Install\symantec\CCS_Agent-11.0-V3-Windows\regxp.exe SUCCESS
9:22:33,2290398 vbda.exe CreateFile \Device\HarddiskVolumeShadowCopy659\Install\symantec\CCS_Agent-11.0-V3-Windows\Setup.exe SUCCESS
9:22:33,2380738 mvagtsvc.exe CreateFile C:\Install\symantec\CCS_Agent-11.0-V3-Windows\Setup.exe SUCCESS




Mcafee AV is creating delays when accessing the filesystems.

Answer

Adding an exclusion for VBDA.exe in the McAfee exception list will stop McAfee from scaning all files, accessed by vbda.