Finally I did:
- get new 2TB M2 SSD
- install fresh ubuntu 20.04 (1TB not crypted for system, 1TB crypted)
- no issues with crypted partition
After that don't have this problem.
So, possible issue was:
- smth wrong when upgrade from 18.04 -> 20.04
- my old m2 SSD (512GB)
- or combination2
I
Same problems with 5.11rc4 - seems like linux kernel issue when dm-crypt used.
I suspect because of best performance. But in my case, and probably most GUI
users, disk performance isn't most important.
Today it is funny, can't run compilation in case I know will have Teams telco
soon :)
Do we
anusz@eb850:~$ uname -a
Linux eb850 5.8.0-41-generic #46~20.04.1-Ubuntu SMP Mon Jan 18 17:52:23 UTC
2021 x86_64 x86_64 x86_64 GNU/Linux
janusz@eb850:~$
Same problems with 5.8.
Attached screen when remove big file
** Attachment added: "5.8_kernel_2021-01-29 13-44-35.png"
Hi, Janusz.
Thank you for reporting this bug.
Can you please test if the same problem also happens with the 5.8 hwe
kernel? You can install it with `apt install linux-generic-hwe-20.04`.
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You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to
Another example - compilation - PC became unusable ... most of GUI
application - don't answer msg only seen ...
top - 13:37:23 up 4:04, 1 user, load average: 56,55, 60,02, 43,35
Tasks: 430 total, 1 running, 429 sleeping, 0 stopped, 0 zombie
%Cpu0 : 1,7 us, 1,3 sy, 0,0 ni, 0,0 id,
Any operation like cp/rm big file:
top - 09:00:33 up 12 min, 1 user, load average: 11,55, 7,23, 3,60
Tasks: 341 total, 1 running, 340 sleeping, 0 stopped, 0 zombie
%Cpu0 : 1,3 us, 7,0 sy, 0,0 ni, 0,0 id, 91,7 wa, 0,0 hi, 0,0 si, 0,0 st
%Cpu1 : 5,9 us, 7,3 sy, 0,0 ni, 0,0 id,
apport information
** Tags added: apport-collected
** Description changed:
ubuntu 20.4
Linux eb850 5.4.0-62-generic #70-Ubuntu SMP Tue Jan 12 12:45:47 UTC 2021
x86_64 x86_64 x86_64 GNU/Linux
Simple copy big file:
janusz@eb850:~$ ls -al tmp.tar.gz
-rw-r--r-- 1 janusz janusz
