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2
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1answer
1k views

Exchange Server 2010: move mailboxes from recoveded and mounted edb to user’s mailbox

One of our exchange servers crashed, and I am trying to recover the mailboxes. We had 1 exchange 2003 server named "apex" and 1 exchange 2010 server named "2008Enterprise. the exchange 2010 server ...
2
votes
1answer
727 views

Hadoop HDFS Backup & DR Strategy

We are preparing to implement our first Hadoop cluster. As such we are starting out small with a four node setup. (1 master node, and 3 worker nodes) Each node will have 6TB of storage. (6 x 1TB ...
0
votes
2answers
1k views

Exchange 2007 - Mailbox Database Recovery

Exchange 2007 edb Can we restore Exchange edb (First storage group\mailbox database.edb) to another exchange server ? Do I just copy the edb to the new exchange server and delete the first storage ...
2
votes
1answer
47 views

Method for offsite backup of EC2 servers?

We run a dozen or so Ubuntu Linux webserver production instances on Amazon VPC. The instances are bootstrapped and managed via Puppet. Most management is done via the AWS Console. Our AWS credentials ...
0
votes
2answers
404 views

Full Server off-site backup for a small business

I work in a small company which is getting bigger all the time. We have out grown our old backup system (a Small NAS box and Sugar Sync) and would like to move to something better... We currently ...
1
vote
1answer
40 views

*Lab* restored DC from full backup issues. NETLOGON error 67

I am in a lab environment practicing and learning to recover my primary domain controller in the event that both my DC's are gone and I have a full server backup in place for disaster recovery in ...
1
vote
1answer
50 views

Do both Active Directory servers need to see each other for replication?

I'm trying to set up a remote DC for DR, and I've chosen to put it in AWS in a VPC with our other servers being backed up. I can restrict that with security groups to only accept traffic from the main ...
2
votes
1answer
57 views

Active Directory backup/restore without DSRM

I'm trying to backup my local DC to AWS for DR. When running locally, a system state backup and a restore through DSRM works fine. Unfortunately, a server in DSRM fails to boot in AWS (a situation ...
2
votes
1answer
54 views

How to recover deleted root of linux system?

The story: I am using Ubuntu for my website. For a backup plan, I wrote a script. I wanted to mount an external drive, (run through crontab), backup the server, and then umount it, every night. I ...
1
vote
1answer
47 views

SAN Synchronous Replication and SQL Server - Is RPO of 0 possible?

I am working on a solution that is using SQL Server 2012 SP2, but without the use of AlwaysOn availability groups. This is due to cross-database transactions, that does not work for this scenario. ...
1
vote
4answers
1k views

Accidentally formated external usb harddrive (500GB) with bootable iso (1GB), how can I recover my data?

I was attempting to create a bootable usb thumbdrive from the ubuntu install cd using UNetBootin. Unfortunately, I accidental wrote the live cd to my 500gb usb external drive (which was almost ...
2
votes
2answers
335 views

Data Recovery

I am looking for a way to recover data off a perfectly good external HDD. Not a problem usual. The drive was being used as a backup drive for computers that I was working on during a reformat. ...
1
vote
0answers
72 views

Need help recovering CentOS system

My CentOS 6.5 system was getting errors about the hard disk so I used partclone to clone the root filesystem. Just 2 days later the hard disk died and the system would no longer boot. So I replaced ...
2
votes
2answers
3k views

Recovering a Hyper-V vhd from a snapshot

I'm going to leave out tons of related info that I hope isn't relevant to keep this lean - feel free to ask for detail. My host is a Windows Server 2008 Standard SP2 (not R2). Last February we had ...
0
votes
0answers
12 views

Trouble “turning off” dialtone in Exchange 2010

Given that there are two ways to enable dial tone, I'm having trouble turing it off. The two ways I'm aware of are: Dismount the database, delete it or rename it, mount it, Exchange will prompt for ...
0
votes
0answers
44 views

How do I force an exchange database to become “active” in “Active Manager”

How do I force a passive node to become "active" when the active manager says it's needing a full sync? Background We had a catastrophic failure where all that remains is a single edb file. No ...
13
votes
7answers
12k views

Unmount a nfs mount where the nfs server has disappeared

Server A used to be a NFS server. Server B was mounting an export of that. Everything was fine. Then A died. Just switched off. Gone. Vanished. However that folder is still mounted on B. I obviously ...
19
votes
5answers
2k views

BBWC: in theory a good idea but has one ever saved your data?

I'm familiar with what a BBWC (Battery-backed write cache) is intended to do - and previously used them in my servers even with good UPS. There are obvously failures it does not provide protection ...
2
votes
5answers
232 views

Do you maintain an OMG it's !@#$ed CD with Utilities to recover and clean computers? What is on it? [closed]

I'm getting ready to build one with some of the common apps I use including malwarebytes, Spybot, and memtest86 . What elese do you recommend I add? Is there a single CD image out there that has all ...
6
votes
2answers
258 views

Green System Administrator looking for helpful tips [closed]

I have just been promoted to Systems Administrator for our product. We are designing a application that communicates with the cloud(Amazon EC2). I will be in charge of maintaining all Instances and ...
2
votes
1answer
53 views

Windows 2012 BCD process to boot from replicated LUN for Boot from SAN

For our infrastructure we have a production site and a disaster site with SAN-based replication for the LUNs on the Windows servers. So for our proof of concept we have one server on the production ...
0
votes
0answers
60 views

Recovering Linux soft raid 5, disk stays as spare

I got disk failure on my Centos Linux soft raid 5 array (mdadm). I replaced one of the disk and started to rebuild the array. Next time I checked the status, the rebuild was failed. This is the ...
2
votes
1answer
68 views

Add Windows 7 Repair to USB toolkit

I am putting together a Rescue USB and I was wondering how i could add the Windows repair tool to it. I know you can boot a full windows installation and choose "repair my computer" but I dont have ...
0
votes
1answer
117 views

Identifying RHEL disk other than by UUID in /etc/fstab for Disaster Recovery from another site

For our disaster recovery setup there is a set of disk which are replicated from our production site to the disaster site. On the production site the RHEL servers have /boot filesystem setup on disks ...
0
votes
2answers
890 views

How to recovery a 5TB raid 5

We have a 5TB raid 5 virtual disk cluster... I think the MBR got messed up and windows server 2003 no longer is able to view the contents of the virtual disk... All the disk recovery software I have ...
1
vote
1answer
66 views

How can I plan a DR solution for an SAP Instance running on HP-UX

I'm supporting an environment that runs SAP on HP-UX. The HP Blade running the SAP Instance is connected to IBM Storage over FC connection. SAN Infrastructure is duplicated by redundant ...
0
votes
1answer
81 views

Amazon EC2 VM Import Connector Backup Strategies

I'm trying to get information on this connector but most of what i'm finding seems to be rather old info. My ultimate goal is to have my production virtual machines (esx 5.1) backed up to EC2 servers ...
1
vote
2answers
77 views

Rebuild home directory after deletion

This is what happened: root@rasp:~# ls -al total 72 drwx------ 8 root root 4096 Jan 22 21:01 . drwxr-xr-x 25 root root 4096 Sep 11 14:27 .. -rw------- 1 root root 8079 Jan 22 19:55 .bash_history ...
0
votes
1answer
75 views

How to perform Hardware disaster recovery with backup server

I have a two windows server 2003 R2 servers with same configuration(same processor,same motherboard etc). One is original server and another one is backup server(Not to store backup files,it is a ...
0
votes
1answer
79 views

Can proprietary SATA/SAS drives be used in a standard SATA controller

If I take SATA or SAS drives out of a Dell or HP server and install them in a different machine with a standard SATA or SAS controller will they still be readable? Obviously if they are part of a ...
0
votes
1answer
56 views

What would happen if I disconnected a child domain from it's forest domain controllers?

Windows 2003 native mode. One domain controller on-site, read-write, no RODCs. DNS is running on the DC onsite. Servers would be pointing to the DC for DNS and authentication. How long would the ...
0
votes
0answers
39 views

Need Exchange disaster recovery utility

I am looking for a good utility which can support me for exchange disaster recovery. Actually, one of my client was trying to migrate multiple mailboxes from source edb to live exchange server. But he ...
1
vote
1answer
323 views

iSCSI Datastores not found after Power Failure

I have an ESXi 5 host running 3 virtual servers. 1 of these servers uses a datastore via Software iSCSI on a separate piece of hardware. When the two hardware servers (storage and host) experience ...
3
votes
2answers
367 views

Save data after accidental dd format

as embarrassing as it sounds I managed to dd a debian iso to an external hd instead of my usb pen drive. now my 1.5 tb western digital has 1 700mb partition named debian and the rest is unallocated ...
2
votes
1answer
72 views

Best way to test disaster recovery in a virtual environment

We are using vCenter, eSXi 5.1 and Acronis vmProtect to run and backup a network of virtual machines, both windows and *nix based. it is the latter I am interested in today. Some of these still run ...
23
votes
2answers
505 views

Retrieving an RSA key from a running instance of Apache?

I created an RSA keypair for an SSL certificate and stored the private key in /etc/ssl/private/server.key. Unfortunately this was the only copy of the private key that I had. Then I accidentally ...
0
votes
1answer
261 views

RAID1 - Possible to recover failed drives?

PowerEdge 1850 has two physical hard drives, configured as RAID1. Accessing via DRAC 4/I I can see that both drives indicate Failed & Offline. However, the DRAC log indicates that both drives ...
4
votes
5answers
12k views

Edit Hard Disk Serial Number with VMware

I'm virtualizing a Rockwell AssetCentre Server and I'm looking at Disaster Recovery scenarios. This server contains a lot of other Rockwell Software like RSLinx, Logix 5000, Logix 500, and more... ...
0
votes
1answer
227 views

How to get Mondorescue to work with LVM2 (CentOS 6.4)

I'm trying to make an emergency recovery disk with Mondorescue to: Restore my server in case of hardware (or severe software) failure. Make an "identical" server setup for debugging and staging. ...
3
votes
1answer
1k views

MSMQ Disaster Recovery - How to recover message queues from a crashed machine?

How can message queues be recovered from a crashed machine, so that transactional messages can be restored on a new machine?
4
votes
6answers
3k views

Need help with estimating required bandwidth for SAN array to SAN array replication over WAN

I have a long-term goal of setting up a DR site in a colo somewhere and part of that plan includes replicating some volumes of my EqualLogic SAN. I'm having a bit of a difficult time doing this ...
3
votes
3answers
205 views

Probability of Blade Chassis Failure, Redundancy

Suppose I have a blade server HP C7000, with three blades. Q1. Is there any disaster recovery technique that provides redundancy between blades? If any one blade goes down the second should come up ...
1
vote
3answers
345 views

Replicating databases using Dell equallogic

Can the Dell Equallogic 6100/4100 replicate databases like mysql, MS SQL 2012, and Oracle 11g? I would like to set up my web applications and their databases in VMWare 5. They would run off the ...
24
votes
11answers
2k views

Disaster recovery plan development best practicies or resources?

I have been tasked with leading a project regarding updating a old and somewhat onesided disaster recovery plan. For now we're just looking at getting the IT side of DR sorted out. The last time ...
2
votes
2answers
75 views

(Financial exchange) colocation and DR sites

As far as I understand it, firms that colocate their servers with a financial exchange do so only at the primary site. (Correct me if I'm wrong). So what happens if the primary site goes up in flames ...
1
vote
2answers
354 views

Transparent geographical DR website failover

We've already got webservers that are loadbalanced. And even though outages shouldn't happen, they do, for a variety of reasons. (central switch failure, misconfigured ISP routers, backbone failures, ...
2
votes
1answer
501 views

Recover mdadm RAID 10 array: listing all as spares

I'm a bad person and haven't backed up my RAID elsewhere. I now have a RAID10 array that won't assemble, and I'm hopeful I can save it. Here's the details: I have five hard drives set up as RAID10 ...
1
vote
3answers
180 views

Small office backups, small NAS (RAID) vs single disk

Assume a small office situation, 5-10 workstations (PCs), and a Windows server hosting a network share. The Windows server is in a 3+1 RAID 5. I am debating with myself over a backup solution and I ...
0
votes
4answers
53 views

Restoring system settings files after making bad changes?

I've installed centos in a vmware vm in attempt to learn more about system administration. Unfortunately, I was unable to ping the host machine (win7) from the vm or vice versa, even though a third ...
0
votes
1answer
3k views

Error when mount the database in exchange 2010 SP1

My company have two exchange 2010 SP1 servers with DAG configuration with OS widows server 2008 R2 in testing entironment. Today i want to test my backup possibility, so i restore the backup data to ...