7
votes
Accepted
"Input/output error" on wake from suspend
nvme 0000:56:00.0: Unable to change power state from D3cold to D0, device inaccessible
Oh, a nvme device with a suspend bug… fun. Not much your Linux can do without being aware of these "quirks&...
- 51k
1
vote
What is the best way to detect busy CPU cores for blk-mq request steering in Linux kernel?
Disclaimer: I am not familiar with this kind of problem.
It seems that the number of I/O requests per CPU core is not the only influence on I/O perfomance. Having more on the same core may be ...
- 94.5k
1
vote
Is there any advantage to using a hard-link on ZFS instead of relying upon deduplication when considering only disk space allocation?
Biggest advantage is that it costs nothing in term of compute power. If you want to have large file in 2 places, you still need to do 'something' to get it to other place. Hardlinking means that you ...
- 111
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