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Questions tagged [snapshot]

A snapshot is a copy of data taken at a specific point in time.

A snapshot is a copy of data taken at a specific point in time.

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Loading a snapshot on a live instance to replace the root volume without terminating or stopping

I have a small EC2 instance running Ubuntu 9.10. I cannot stop or terminate it because it's a production server and we cannot lose our IP. I have an Amazon EBS volume that is our root drive and I have several snapshots of this drive. We attempted to…
mdgreenwald
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What's a good backup system to use on ubuntu?

I'm running an internal network LAMP server on ubuntu 10.10. I have another ubuntu running on an older ppc g5 with a 640gb drive in it. I'd like to run some software on that G5 that does some snapshot and archiving over the network of the data…
Jason
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Strange log messages from LVM and server hang

On one of our OpenSUSE (11.3) virtualization servers we have had some stability problems recently. The server is pretty heavily loaded, with up to 100 virtual domains, all running on LVM snapshots. We have had the server suddenly hang (still…
pehrs
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LVM snapshot keeps changing file timestamps

I searched the web but did not find any info about this. I'm mounting an LVM snapshot and I notice the timestamps of the files there keep changing. I though LVM snapshot was a one time freeze in time w/ write on copy of the original partition, so…
Ricardo
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Automatic snapshots won't run on BackupExec CPS 2010

I am running Symantec BackupExec CPS 2010 on Server 2008 R2. I have everything set up ok, the backups are running and I can perform restores. I also have configured the snapshots, but they do not run according to the schedule. I can, however,…
Paul Kroon
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LVM snapshot of linux 2.2 KVM guest

I have a KVM host running a linux 2.2 guest. The virtual disk for the guest is an LVM logical volume. This is seen by the guest as a real disk, so it's partitioned, has a boot sector, etc. Now my question is: if I take a snapshot of that logical…
user56857
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How to automate Hyper-V Snapshots?

I have a Windows 2008 server with two virtual machines in Hyper-V, how can I automate the process of taking a daily snapshot and automatically deleting those older than 7 days?
holiveira
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Question about Consolidate Helper - 0

Recently I had an issue where a virtual machine had ran out of space and was suspended, a restart was able to to fix the issue but when I SSH'd in I noticed there were two large files (both delta.vmdk files) in datastore2/vm_in_question. When I look…
Toby
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LVM 2 snapshots and free blocks

LVM 2 snapshots works as COW. However the block may change even if it is not used anymore. As SSD disks may need marking of free/used blocks to better manage blocks, the API was introduced into Linux to mark free/used blocks. My question is - does…
Maciej Piechotka
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VirtualBox problem: cannot take snapshot

I have just setup a Lucid Lynx desktop machine. I have installed VirtualBox 3.2.6 on this machine to run several server. I have created a new Lucid Lynx server in one VM, the VM creation is fine but when I try to take a snapshot, it seems the action…
Luc
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Can I count on VM Snapshot on production machines for system recovery?

I have a Windows 2003 server running on VMware Virtual Machine. One of our developers wanted to install a service on it. So I decided to give VM snapshot a try on the machine in case if the developer messes it up. I took a snapshot on the machine…
BlueGene
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Make a snapshot of a live mySQL database with myISAM & innoDB tables without locking

We have a live database in production where we are running out of space on the server. So I would like to transfer to a new server without any downtime (or as little downtime as possible). In general, I would also like to have a hot failover copy of…
Artem
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Deploy virtual PC based on snapshot using Hyper-V

I have a server with Hyper-V configured, it is easy to create a new virtual machine using the management tools, but it can take some time. I often see those hosts that say "We can have your server ready in 5 seconds". And I wonder how do they manage…
Martin at Mennt
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btrbk not taking hourly snapshots

I have installed btrbk and I would like hourly snapshots to be taken. However, only daily snapshots are done. I wonder what goes wrong. Pleas help me out. Environment: OS: Ubuntu 23.04 64bit / Linux 6.2.0-26-generic btrbk version: 0.32.5 $ cat…
crackpot
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Can't get Samba smv.conf shadow copy snapprefix to recognise snaps

I'm really with this one. What I'm aiming for is that snpshots with an optional tag at the front, as well as untagged snaps are seen in windows as previous copies, e.g. file names such…
Arthur Mitchell
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