Enterprise Systems Backup and Recovery If you have an interest in, or work in data protection/backup and recovery environments, you should check out my book, Enterprise Systems Backup and Recovery: A Corporate Insurance Policy. Designed for system administrators and managers alike, it focuses on features, policies, procedures and the human element to ensuring that your company has a suitable and working backup system.
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If you’re backing up Oracle with the NetWorker module/RMAN, there are an extremely large number of options you can choose from. RMAN, after all, is a complete backup/recovery system in and of itself, and so when you combine RMAN and NetWorker you, well, find yourself swimming in options.
One such option is the allocate channel command [...]
Over at The Daily WTF, there’s a story at the moment about a company that went out of business due to a developer deleting the company database for which there were no backups. Lamentably, this is still a common story. Oh, in many cases backups may actually be taken, but it’s still the case that [...]
Many companies are now becoming increasingly aware of the importance of either achieving carbon neutrality, or at least being as green as possible.
If your company is trying to think green, then let me ask you this. For long term backup storage, which of the following two is likely to be more energy efficient?
Writing backups to [...]
A topic I discuss in my book that’s worth touching on here is that of datazone security.
Backup is one of those enterprise components that touches on a vast amount of infrastructure; so much so that it’s usually one of those most broadest reaching pieces of software within an environment. As such, the temptation is always [...]
(An alternate title for this entry might be, “Now that dbgcommand is available, make sure you use it”.)
The command dbgcommand, as previously discussed, has been recently added to the standard distributions for NetWorker (as of 7.5 and 7.4.4). This utility, in addition to a variety of other functions, is particularly useful at enabling an administrator [...]
While doing a few tests for this blog on a lab server, I noticed what looked like odd behaviour – I had started a manual save running on the NetWorker server for local data. That backup was writing to tape, and while it was going I kicked off a group for an altogether different client.
The [...]
Or, remember quantum physics.
There’s a basic rule of quantum physics, that being the observer effect – the more you watch something, the more likely you are to impact that thing you are watching*.
The observer effect plays out quite a lot in IT, and I like to remind people that it also comes into effect when [...]
My colleague Brian Norris has been continuing his VMware coverage over at Going Virtual.
Recently he’s been doing a lot of work on securing ESX, integrating ESX into Active Directory, and experimenting with vSphere v4. If you’re interested in VMware and are looking for some tips and coverage from an expert, I’d suggest you keep an [...]
I’ve practically given up on traditional news sources, much to my annoyance. You see, I used to be one of those people who really enjoyed watching the news, or listening to news radio, or reading newspapers*.
The combination of the ongoing economic crisis, and more recently, swine flu, has reached the point where I’ve come to [...]
Far too infrequently I remember to visit TED. One of my favourite technology related talks on the site however is one where Siftables are demonstrated. These are micro computers, shaped like blocks that children play with, but with the potential to be incredibly useful for a large variety of functions. If you’ve not seen the [...]
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