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4 votes
0 answers
2k views

Understanding MCE errors on Linux

I got an MCE hardware error on Linux. I used rasdaemon to log all errors. Here is what ras-mc-ctl --errors prints me 41 2023-01-03 10:50:51 +0100 error: Corrected error, no action required., CPU 2, ...
Jakub's user avatar
  • 41
3 votes
1 answer
369 views

Add error correction information to piped tar stream

I'm using Amazon S3 Glacier Deep Archive to store backups on my Ubuntu machine. My workflow basically boils down to: tar cf - $FILES | gzip -3 --stdout | aws s3 cp - $TARGET I think this works quite ...
rem's user avatar
  • 146
0 votes
1 answer
2k views

Ubuntu Mate freezes after user login

System: Ubuntu Mate Ubuntu 20.04 with Linux 5.4.0-42-generic I have also tried changing the Kernel version to Linux 5.4.0.40-generic, but the symptoms persist. After rebooting my laptop, I attempted ...
nathaniel.graham's user avatar
0 votes
1 answer
1k views

How can I inject an AER Error?

I need to inject AER errors onto a SUSE machine. I've modprobbed the aer_inject module just fine, and I compiled the aer-inject tool from kernel.org. Whenever I run it, I get the following error. ...
Raven's user avatar
  • 209
0 votes
1 answer
383 views

Is there a way to raw read or write sector/block to insert or copy a "CRC"⁽¹⁾ error with Linux?

A friend of mine told me that Linux kernel raid (mdadm raid5/6) wasn't reliable, because he tried once to overwrite sectors on one of his physical volumes and it caused file corruption. I replied him ...
Camion's user avatar
  • 233