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Questions tagged [data-recovery]

Reclamation of deleted or otherwise removed/corrupted data (files)

Reclamation of deleted or otherwise removed/corrupted data (files). The level of complexity of such a task varies from simply "Restoring" a file (from a Recycle Bin) to using advanced tools to analyze the filesystem and rebuild previously deleted/corrupted data.

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how to repair ubuntu 8.04.4 after uninstalling many things by mistake

While trying to install rmagick and failing, I thought I would uninstall libfreetype6 and then reinstall it. When I entered sudo apt-get remove libfreetype6 It asked that the following packages will be removed, the list was long and included…
umar
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After DB disk failure, now "cache lookup failed for index"

After resolving some problems with the network drive on which our Postgres database was hosted, we encountered this error: OperationalError: FATAL: cache lookup failed for index 2662 That particular error was from a Python command line, but other…
bennylope
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Data Recovery from Tru64 Unix

I accidently deleted a directory in Tru64 unix Server. Is it possible to retrieve back the directory.. It contained many other directories and Anyhow I need to retrieve the data as it was a very important directory.. Kindly let me know the process…
RBA
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LSI MegaRAID SAS 3108: Restoring the online state from Foreign Bad (Frn-Bad) state

We have a Virtual Disk in RAID 5 using only 5 disks, one disk probably is broken because it was in an alert before. Another disk was accidentally pulled out and then it was marked as Frn-Bad when it was put back in the same slot. So, the 2 disks are…
Daniel Guariz Pinheiro
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Microk8s - Non-HA single node, leaving node removes all pods

Iam running the microk8s in ubuntu in no high availability i.e. there is a single node onto the same machine where it is installed. I updated the certificates and then i issue following command: sudo microk8s leave as it was advised that after…
Umair Khan
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How to rebuild the filesystem of a recovered partition

I managed to ruin a server drive by trying to clone it to another drive with dd. In the process, the original boot and sda1 partitions were overwritten. I immediatly stopped using the drive,I made an image of the damaged drive with ddrescue then…
Expired
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How to recover partition/filesystem from failed dd command

I have a server with two SSDs of 250GB each.sda contained all my stuff while sdb was empty. I was trying to copy drive sda to drive sdb using the following command: dd if=/dev/sda of=/dev/sdb conv=noerror,sync I ran the command over ssh. However…
Expired
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Copied data to LVM-Thin pool by mistake

I'm here today because of a big mistake that I have made. I created an LVM-Thin data pool (and not on a LVM-Thin LV) on my Proxmox server and (don't ask why) ran a mkfs.ext4 on the pool then mounted it on my local node. After that I copied a bunch…
Hidd
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Recover files from deduplicated volume in Windows Storage Server 2016

We have a Windows Storage Server 2016 having some volumes with Storage Deduplication enabled. Its OS crashed so we had to re-install the OS (couldn't restore from backup). There are some files which seem to be deduplicated before reinstall. When we…
Piyush B
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Data reconciliation for applications

I need to create a plan for a catastrophic data loss scenario where I need to recover some services (multiple apps each) from bare metal using data backups. The process (i believe) requires the following: Recover binaries and data from the backup.…
ANURAG MATHUR
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ddrescue only rescued half the drive, how do I salvage the rest?

I have a USB hard drive that appears to have failed. Now I'm trying to transfer as much data as possible to a fresh drive with ddrescue -n -f -v /dev/sdb1 /dev/sdc2 recovery.log. I ran into the error message Input file disappeared: no such file or…
Volker
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Server Drive issue

My server was not working at all since yesterday, when DC intervention complete they told that one of the drive is defected. I am using 4x 2To HDD SATA Soft RAID After they checked and online the server the status is here is the result…
Syed
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Cron Job Shell Backup file: Permission Failed

Ive been trying to create a Cron Job to Ultimatly back up the Data within my Public Html File backup-JMORetail.sh Code #!/bin/sh NOW=$(date +'%Y.%m.%d') tar cfz /home/jmoretai/Back-Ups_Local/TempLocalBack-UpDir/back-up_JMORetail.Com_$NOW.tar.gz…
jojojo1102
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3ware raid controller splits raid array into two peices. what do do?

I have a server with a 3Ware 9650SE 8 port controller. I had an 8 drive raid 5 array with a hot spare drive as part of the array of roughly 3.87 TB in size. When I signed into the server today, I found that I have now TWO arrays - 1 array with all…
MikeJ
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Recovering RAID5 - using Linux "mdadm"

Using Linux mdadm to recover from failed disk / partition. Here are titles of the steps I took so far - I can post detailed copy if it helps. ( I am not sure how to post file link here...) The last response to "run" is : nov25-1@nov251-desktop:~$…
Jan Hus
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