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Questions tagged [backup]

Making copies of data so that the copies may be used to restore the original after a data loss event, or for historical retention.

3959 questions
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What is Time Machine doing?

Sometimes OS X tells me that it's "Preparing backup..." for an enormous amount of time. The time it takes seems to have no correlation to the amount of data to be backed up. Same for the "Finishing backup..." stage. The question: what is OS X doing…
Stephen Darlington
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Gitlab backup file location (Omnibus installation)

I have installed Gitlab using omnibus installation package. I took a backup using below command sudo gitlab-rake gitlab:backup:create Backup was successfully created. But I am not sure where to find the backup file. Where are all the Gitlab backups…
shashwat
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Are RDX removable disks a good replacement for LTO tape?

Over a period of three weeks, I experienced six complete failures of LTO-1 and LTO-2 tape drives at client sites. Some had failed mechanisms. Others lost the ability to write reliably. These were HP Ultrium 232, 448 and 460 drives. Most of these…
ewwhite
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How to back up a running Linode server?

We want to take a backup of everything on our Debian server, which is running remotely on the other side of the world (hosted by Linode), without shutting it down. This system is running shell, email, XMPP/prosody and web, with a couple of simple…
Sandra
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8 answers

Do snapshots + RAID count as a good on-site backup solution?

The two main reasons I can think of for taking backups seems to be taken care of when I use both snapshots and RAID together with btrfs. (By RAID here, I mean RAID1 or 10) Accidental deletion of data: Snapshots covers this case Failure of a drive…
小太郎
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9 answers

Best practices for backup checking?

It is a common situation, when administrator makes system for automatic backuping and forgets it. Only after a system fails administrator notices, that backup system has broken before or backups are unrestorable because of some fault and he has no…
Kazimieras Aliulis
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10 answers

Automatic postgres backup

What is the best way to automatically backup a Postgres database on Linux every day?
Liam
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8 answers

SQL Server 2008 Express - "Best" backup solution?

What backup solutions would you recommend when using SQL Server 2008 Express? I'm pretty new to SQL Server, but as I'm coming from an MySQL background I thought of setting up replication on another computer and just take Xcopy backups of that…
alexn
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5 answers

Best way to prevent the root system filling up when a mount fails?

We have an internal web server (virtualized, hosting ReviewBoard, but not super relevant) and we have a relatively consistent failure mode with failed NFS mounts causing / to fill up. Distro is Ubuntu (don't ask) if a solution depends on a different…
Peter
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13 answers

Complete restore of linux system

I am familiar with using rsync to back up various files from my system but what is the best way to completely restore a machine. What I have tried in the past is: Do a basic format/reinstall from the Fedora install disks Make sure networking is…
Simon Foster
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2 answers

Duplicity Full Backup Lifetime and Efficiency

I'm trying to work up a backup strategy for some clients, and am leaning towards duplicity for remote backup (already use rdiff-backup for internal/on location backups). Is it reasonable to want a full backup every so often? Since duplicity…
Tim Lytle
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4 answers

How to exclude indexes from backups in SQL Server 2008

Our nightly full (and periodic differential) backups are becoming quite large, due mostly to the amount of indexes on our tables; roughly half the backup size is comprised of indexes. We're using the Simple recovery model for our backups. Is there…
Jarrod Dixon
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6 answers

Backing up a MySQL database via ZFS snapshots

I've found a number of sites talking about doing exactly this, but I'm missing a few important details. The general steps are Run FLUSH TABLES WITH READ LOCK Take the ZFS snapshot Run UNLOCK TABLES Various sources report that InnoDB, which I'm…
Andy Shulman
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6 answers

Rsync over ssh: "ERROR: module is read only" suddenly appeared

I've used from some time rsync/ssh to backup my shared host contents to my personal Synology NAS (212j for that matter), and it worked quite well. For information, I use a password-less ssh connection. 3 days ago, I updated my NAS software and…
user978548
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4 answers

Rsync -avzHP follows hardlinks instead of copying them as hardlinks

I use rsnapshot to create hourly/daily/weekly/monthly backups of my "work"-share. Now I'm trying to copy the whole backup-directory onto an external drive using rsync. I used this command/parameters within a screen session (yes, the…
woerndl
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