Delete a snapshot

Hi all

Our largest VM, there is a residue of a snapshot of Veeam since January. The use of the disc is 1.46 TB. I guess delete this snapshot will take some time and use the heavy disk activity. I will in a Summit out of time.

My question: is it possible to remove the snapshot while the virtual machine is running and what do you think how long it will take? To disconnect the virtual machine is not really an option, and I'm not sure that the snapshot deletion process would be much faster.

Thank you

Edy

The time limit is proportional to the amount of data that the virtual machine is written during consolidation, if the virtual machine is running. If this virtual machine has very high I/O consolidation then process may stop VM to the last step. This is not mandatory, but depend on the size of VMDK, VM e/s and health/performance of the storage.

I suggest doing this powered off-State, as you say of vmdk is great. But if you want to power on State, then do it hours when there is not a lot of activity on the data store and VM is less accessible.

Tags: VMware

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  • Delete a snapshot in ESXi 5 when data store is almost full

    I'm very skiddish on use or deletion of snapshots after a disaster, I had with them last year. So, I thought I would get your recommendation before you continue.

    I have a virtual machine running on the host with about 700 GB of total space on the data store. The virtual machine uses about 500GB and there is only a snapshot of the virtual machine. The virtual machine uses a disc thin provisioned. I received a warning that there is insufficient data on the space store and there are only about 120 GB left. Is it safe to remove the snapshot? Should we double the size of the virtual machine to "consolidate? The last time I did it with multiple snapshots and a lot less space, it's disaster.

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    ApolloVMonDatastore1.png

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    ApolloVMsummary.png

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    Instant deletion on an engine out of VM might help a little, but looks like not as much as you want.

    If you shut down the virtual, pagefile will be deleted which will free up to 4 GB.

    Also if you delete a wink on the virtual machine performance, actually another cliché will be created to store the changes that VM is done during the delete operation. According to the rate of change of data within your VM and the time required for the delete operation, it will take little extra space on the data store as well. This need for extra space can be avoided by removing the snap while the VM is turned off.

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    vmware.png

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    Hello

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    Due to the size and the possible impacts on the storage I recommend doing this during peak hours and with the virtual machine shut down.

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  • Do not delete of snapshot

    Hi, have a customer with esxi 3.5.  They are run on the local storage and got close to running out of space.  It turns out that one of the VMS had snapshots on it.  So I tried to delete the snapshots via the Snapshot Manager.  Unfortuanatly I ran out of space, before he could finish and it failed at the end of 95%.  Was able to delete some ISO files to free up some more space and then I stop certain VM to free up space in swap files.

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    =========================================================================

    William Lam

    VMware vExpert 2009

    Scripts for VMware ESX/ESXi and resources at: http://engineering.ucsb.edu/~duonglt/vmware/

    repository scripts vGhetto

    VMware Code Central - Scripts/code samples for developers and administrators

    http://Twitter.com/lamw

    If you find this information useful, please give points to "correct" or "useful".

  • "There was an error while trying to delete the snapshot"

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    MacGruder says:

    I am running VMware Fusion on a 10.5.7 and when I try to delete the old clichés I get this error

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  • Deletion of snapshots block VM?

    Hi all

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  • Invalid comments after deletion of snapshot

    All-

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