Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [disaster]

15 questions
56
votes
3 answers

Assessing equipment damage following a lightning strike - Should I have planned more?

One of my client's sites received a direct lightning hit last week (coincidentally on Friday the 13th!). I was remote to the site, but working with someone onsite, I discovered a strange pattern of damage. Both internet links were down, most servers…
ewwhite
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51
votes
2 answers

Construction workers filled my SAN with concrete and mineral dust

Update: EMC has dropped our warranty and support, so this is going to be an insurance case. Dell says's that we can get a professional cleaning agency to refurbish the servers and keep our warranty. Cisco says "maybe". HP is still silent :( Final…
pauska
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32
votes
4 answers

My server room has flooded

We recently went through a hurricane and our server room became flooded. Hooray for insurance. Anyway, I need to save as much data off one of the hard drives as possible. Yes, it was submerged for the better part of two days. Do I need to open…
Critologist
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8
votes
5 answers

What if a tornado went through YOUR data center?

Over this past weekend we had severe storms here in Virginia and of course the crisis in Japan is a reminder that things can go bad in a heartbeat! A question I ask myself "What if a tornado hit my data center, am I prepared?" I have great backup…
Neal
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3
votes
1 answer

How do you handle IP addressing at a DR Site

I've found various tools that handle replicating virtual machines from one physical location to another for disaster recovery purposes. The part that I am struggling to understand is how these tools handle things like windows server names and IP…
Brad
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2
votes
8 answers

Accidentally rm -rf /usr/* as root, what now?

A colleague of mine accidentally deleted /usr/* data by running: rm -rf /usr/*. And it's now a big issue. We had a lot of good data on that machine. Most of the commands are not working as a result. Is there anyway I can recover the machine? I'm not…
pavanlimo
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2
votes
2 answers

SAN based Snapshots and Disaster Recovery

I wanted to know if anyone has has any expirience of using SAN based snapshots and replication between SANs for disaster recovery. My main worries are around databases and applications like Exchange being recovered from a snapshot, has anyone tested…
Nasa
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1
vote
1 answer

How to re-route traffic for web server DR when we don't control the domain

I'm trying to figure out how I can set up a disaster recovery for clients that manage their own domains. I have a web server. For DR purposes, I want to replicate this server and when/if disaster strikes - swap my clients over with relative ease and…
Vinc3nt
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0
votes
1 answer

AWS DR Setup and runbook

I'm working on creating a DR setup and runbook based on AWS. I don't have any experience with creating DR setups so it would be really helpful if the experienced veterans can guide me through it. Our Setup: RDS MYSQL Aurora DB ElastiCache Ubuntu…
Axel
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0
votes
1 answer

Internet Backup if DSL & Cable Fail

We have a T1, a DSL Line and a cable modem in each building to assure that we can connect to the internet in case one fails. However during the latest power outage we also lost all of them and were cut off from the world. I purchased a few aircards…
Jimmy
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0
votes
1 answer

deleted files lvm+ext4

I did a stupidity. Using find command I deleted near 500GB of files. is there a REAL way to recover it?
Nicl
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0
votes
1 answer

Exchange Local Mail Queue Time Kept

We had a massive exchange information store failure, and the exchange mail queue was filling up with emails for over a week. When I look in the queue now, I only see emails queued for the last few days. Question is, how long does exchange keep mails…
bobinabottle
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0
votes
1 answer

preparing to migrate MOSS 2007 SP1 content into new server with MOSS 2007 SP2 with the same server name using builtin tools

To All Experts here, I'd like to perform a MOSS server content migration from the existing single instance server (SQL Server 2008, Windows Server 2008, SharePoint 2007 SP1) all in one and by maintaining the server name only, here's what I had in my…
Senior Systems Engineer
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0
votes
2 answers

MS SQL 2008 R2 disaster restore

I need to restore an MS SQL 2008 R2 server. The original server was completely destroyed, nothing to salvage. Yet there is backup of all data, plus system databases, master, msdb, model; .bak files. I setup a new machine, exactly same version of…
Krackout
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0
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1 answer

Linux pvmove gone awry after turning on mq_deadline, any way to recover?

So we had a migration in the office using pvmove. Then this happened Mar 8 12:26:51 v1 kernel: [ 5798.100321] BUG: kernel NULL pointer dereference, address: 0000000000000140 Mar 8 12:26:51 v1 kernel: [ 5798.101099] #PF: supervisor read access in…
Ajay
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