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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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Is it possible to quiesce a snapshot of a running server on an Esxi and back it up to a remote network several times a day?

There's an outside consulting company claiming that they are taking a snapshot of our local servers which reside on a VMWare Esxi, 4 times a daily while our servers are running. This snapshot is then copied to their servers in another city. Is…
leeand00
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lvconvert --merge how to undo?

I have created a script for users who work on KVM virtual machines to be able to perform lvm snapshots on the logical volumes where their VMs are installed. Snapshot restores are performed via lvconvert --merge /dev/vg1/lv_snapshot What I want to…
user160910
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LVM Snapshot confusion

I think I understand some of the lvm snapshot concept, but am confused about one last thing. After you take the snapshot, if you don't mount it, will it be active? What I really want to know is will it be written to/changed to match changes made…
user160910
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NetBackup with VSS and Instant Recovery - Failing to delete old snapshots

We are attempting to implement Microsoft VSS for snap-shotting in our NetBackup 6.5.3.1 environment. The clients are both 32 & 64 bit Windows 2003 Server. Snapshot parameters are: Instant recovery is enabled Maximum snapshots = 1 Provider type =…
Jonathan Bourke
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Cloning instance - Original kernel not available when creating AMI

I have a EC2 Ubuntu server on Amazon cloud and I'm trying to clone an instance "X" by creating a snapshot of the instance and creating an AMI from that snapshot. The problem is: When creating the AMI, the Kernel used in the instance "X" is not…
Dan
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Move snapshots between machines

I have two VMs one(VM2) was created from a template of the other(VM1). I added VM1 to SCVMM library without cloning it first, now I can't access it, deploy it, or create VMs using it. To create VM2 I copied the VHD across the network to the host…
ELSheepO
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Speeding Up MSSQL Snapshot Replication to SQLExpress Replica

I have a well-connected remote site that I'm delivering snapshots to twice-daily of certain tables. Snapshot replication is the only method that I can use based on the schema limitations of the underlying application. The snapshot is published via…
Brian Spolarich
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How to shrink partition for lv snapshot?

I want to try the snapshot functionality but I don't understand all the picture. I'm on Ubuntu server 11.10 and I've created two Volume Group and some Logical Volumes inside like this: root@darwin:~# vgdisplay --- Volume group --- VG…
Kreker
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Vmware missing last snapshot data file what now?

Hi we had some problems with our server filling up because of snapshots then failing to turn on, I have managed to copy everything across and repair the snapshot descriptor files (hopefully). The problem is the last snapshot data file in the chain…
user964406
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Netapp SMVI and SMSQL Backup strategies

Netapp VMWare Sql Server VM's using SMVI to backup OS and SMSQL to backup DB's Windows and generic data drive on one volume, SQL MDF's on another, SQL TempDB on another and SQL Logs and SMSQL SI on a fourth. My DataCenter Storage Engineers tell me…
William Salzman
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Script to remove VMWare snapshots?

I'd like to centrally remove all non-active snapshots on a vMA host before performing central backups of VMs. I am hoping such a script exists already??? Anyone know of one? Edit: Here is a script using basic vMA tools to do the job: #!/bin/bash # #…
CarpeNoctem
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What can go wrong with dmsetup suspend / resume?

I have a backup procedure for ec2 instances with lvm spanned volumes that does the following: 1) ssh to the box as root using an ssh forced command to dmsetup suspend the spanned volume. 2) take an ebs snapshot of the volumes 3) ssh to the box as…
fields
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Does xfs_freeze suffice to snaphot MySQL db?

I am writing a script to snapshot EBS volumes on AWS. One of the volumes contains the data for a mysql database. I am aware that I need to somehow stop data being written to the database while the snapshot is initiated so that the data is…
mrwooster
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What VM control panels support snapshots?

Which web based control panels provide snapshots? Please include free software and paid software < $1000. If you can, be specific as to if it supports: VMWare Xen Virtuozzzo OpenVZ Other Please also try to be specific about the type of…
Eric
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Huge Server: Backing Up Many TB of Data with Instant Failover?

We have a very challenging system to back up: 1. We have 20 TB of data right now. 2. Each month we get another 3 TB of data, and about 5 TB of data changes each month. 3. We are currently a Windows-based shop and use DELL MD1000 systems. We want…
John Sellers
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