Hyper-VM:n RCT-varmuuskopiot, joissa on käyttäjän luoma tarkistuspiste, epäonnistuvat kohdassa Changeblocks are not properly aligned

Riepilogo: Tietämyskannan artikkelissa käsitellään RCT-varmuuskopioinnin epäonnistumista virtuaalikoneissa, joissa on mukautettuja (muu kuin Avamar) tarkistuspisteitä.

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Sintomi

Hyper-VM-virtuaalikoneiden varmuuskopiointi käyttäjän luomalla (ei Avamar-created/Recovery) tarkistuspisteellä epäonnistuu ja näyttää seuraavanlaisia virheitä:
 

avhypervvss Error : The plugin on remote client DELL1 (192.168.1.3) terminated with code 10020: completed with errors, client log should be examined
avhypervvss Error : 1 remote client(s) failed to complete operation on the remote file targets
avhypervvss Error : Failed to backup Virtual Machine 'EMCPC' 


 

DELL1-solmussa:

avhypervvss Error : Changeblocks are not properly aligned to parent disk(\\?\C:\ClusterStorage\Volume6\EMCPC\EMCPC-C.VHDX). Full backup is recommended as Incremental cannot be promoted to Full at this stage of program.
avhypervvss Error : Changeblocks are not properly aligned to parent disk(\\?\C:\ClusterStorage\Volume6\EMCPC\EMCPC-E.VHDX). Full backup is recommended as Incremental cannot be promoted to Full at this stage of program.
avhypervvss Error : Backup extent creation failed for chain \\?\C:\ClusterStorage\Volume6\EMCPC\EMCPC-C.VHDX
avhypervvss Error : Backup extent creation failed for chain \\?\C:\ClusterStorage\Volume6\EMCPC\EMCPC-E.VHDX
...
avhypervvss Error : Failed to parse disk chain C:\ClusterStorage\Volume6\EMCPC\EMCPC-C.VHDX
avhypervvss Error : Backup stream generator encountered an internal error. Failed to stream file '00000226\C:\ClusterStorage\Volume6\EMCPC\EMCPC-C.VHDXguid'.
avhypervvss Error : Processing workorder Daily - 8_00pm to 05_59am-DR VM Group 01-1662598800011#301 (pid:3032-Hyper-V VSS) in stream mode failed.



Winclustersvc.log-tiedostossa (kansiossa C:\Program Files\avs\var, joka on EMC Backup Agent -palvelun aktiivinen omistaja):

 

winclustersvc WARN: WMI API returned error: 'Failed to get the disk information.

The Hyper-V Virtual Machine Management service encountered an unexpected error: There is no change tracking data available associated with the specified change tracking identifier. (0xC03A0030).'
winclustersvc INFO: System.Management.ManagementException: Failed to get the disk information.

The Hyper-V Virtual Machine Management service encountered an unexpected error: There is no change tracking data available associated with the specified change tracking identifier. (0xC03A0030).
at EMC.BRS.HypervProxy.Common.WmiUtilities.ValidateOutput(ManagementScope scope, ManagementBaseObject outputParameters, Boolean throwIfFailed, Boolean printErrors)
at EMC.BRS.WMI.Virtualization.HypervDataProvider.GetRCTExtentsforVm(String vhdPath, String RCTId, UInt64 vhdSize, HypervVm& vm, Boolean bPromoteToFullOnExtentsError)

 

Causa

Mahdollinen koodivirhe vanhemmissa hotfix-korjauksissa, kuten #335554 versiossa 19.4.

Risoluzione

Päivitä seuraavien Avamar-laajennusversioiden hotfix-korjauksiin:

Hotfix #337285 Versiolle 19.4.100-124 avamar Hyper-V VSS -laajennuksen
Hotfix#337450 versiolle 19.7 Avamar Hyper-V VSS Plug-in
Hotfix #337654 -laajennusversion 19.8.100-83 Hotfix#337654 19.8.100-83

Seuraa Dellin tietämyskannan artikkelia 211510, Avamar: Hyper-V VSS -laajennus - Version 19.4 ja uudempien kumulatiivisten hotfix-korjausten määritys ja asennus. Tarkat ohjeet uusimpien kumulatiivisten Hyper-V-laajennusten hotfix-korjausten

kiertotapaan kuuluu tarkistuspisteen yhdistäminen tai poistaminen virtuaalikoneeseen joko Hyper-V Managerilla tai PowerShellillä:

https://learn.microsoft.com/en-us/virtualization/hyper-v-on-windows/user-guide/checkpoints

Prodotti interessati

Avamar Plug-in for Hyper-V VSS, Avamar Server
Proprietà dell'articolo
Numero articolo: 000206345
Tipo di articolo: Solution
Ultima modifica: 30 mag 2023
Versione:  2
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