This question already has answers here: Why is RAID not a backup? (14 answers) Closed 7 years ago. I have server on 2 ssd disks connected by Raid 1 Today I got 500 internal error on opening website. I have requested server management to reboot the computer. After reboot to my surprise all my directories, … Read more
Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Server Fault. Closed 7 years ago. Improve this question I have been thinking about how large companies backup their data. I imagine that in some critical enterprises they must consider every possibility … Read more
Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Server Fault. Closed 2 years ago. Improve this question I’ve recently faced a huge data loss (everything from last 5 months) after one of my disk crashed, even if the RAID array … Read more
On a Linux server, there seems to be loss of data at users homes. Where can we find information about the possible loss of data? How to proceed to change the defective Disk (supposing that the filesystem containing the homes is on an independent disk system)? Answer You have two possible culprits: a user or … Read more
I have a server with server 2003 R2 that has shown signs of possible data loss. System event logs are missing a four month time chunk. Before today the last day in the logs is 2/12/2010 then it jumps to todays date 6/4/2010. Some people are saying data is missing from the server but recent … Read more
I have a server setup with a Proxmox VE on LVM groups. Today I could not kill some processes, so I decided to reboot the server. This did not work eighter so I had to press the reset button. After the server booted up, the data on the server was set 6 month back in … Read more
I just had a problem on a client’s server, it wasn’t responding to anything so I forced a reboot. The client called shortly after to say the website reverted to a version from May. Checked the backups we do every night, and indeed the backup from last night are different from what’s on the disk. … Read more
I’m in a situation where a few Tables of a Database (MSSQL2016 – 13.0.5081.1) are corrupted (selecting data failes at some point) There is no valid backup available (the error seems to be present in the DB for a long time) However, i finally end up by executing the DBCC CHECKDB command with the REPAIR_ALLOW_DATA_LOSS … Read more
Today while I was booting I got an error in an ext4 partition with some inodes. I just entered the root password and run fsck manually but I am a bit worried. fsck warned many times about some errors with inodes and asked me if I wanted to clear them one by one and I … Read more
In the event that a hard reboot is performed or a system loses power without a proper shutdown, what checks should be run to verify file-system/data integrity on ext3 partitions? I’ve heard of fsck, but I’ve also heard that ext3 makes the need for it obsolete? Answer fsck will still be run with ext3, it … Read more
