[Kernel-packages] [Bug 1912960] Re: kcryptd, big file copy, system became unresponsive

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

[Kernel-packages] [Bug 1912960] [NEW] kcryptd, big file copy, system became unresponsive

Public bug reported: 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 3847997532 sty 24 20:09 tmp.tar.gz janusz@eb850:~$ cp tmp.tar.gz tmp2.tar.g

[Kernel-packages] [Bug 1912960] Re: kcryptd, big file copy, system became unresponsive

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 3847997

[Kernel-packages] [Bug 1912960] CurrentDmesg.txt

apport information ** Attachment added: "CurrentDmesg.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456390/+files/CurrentDmesg.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net

[Kernel-packages] [Bug 1912960] IwConfig.txt

apport information ** Attachment added: "IwConfig.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456391/+files/IwConfig.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/19

[Kernel-packages] [Bug 1912960] ProcCpuinfoMinimal.txt

apport information ** Attachment added: "ProcCpuinfoMinimal.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456398/+files/ProcCpuinfoMinimal.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.l

[Kernel-packages] [Bug 1912960] Lsusb.txt

apport information ** Attachment added: "Lsusb.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456394/+files/Lsusb.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1912960

[Kernel-packages] [Bug 1912960] RfKill.txt

apport information ** Attachment added: "RfKill.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456403/+files/RfKill.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1912960

[Kernel-packages] [Bug 1912960] PulseList.txt

apport information ** Attachment added: "PulseList.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456402/+files/PulseList.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/

[Kernel-packages] [Bug 1912960] CRDA.txt

apport information ** Attachment added: "CRDA.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456389/+files/CRDA.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1912960 Ti

[Kernel-packages] [Bug 1912960] Lspci-vt.txt

apport information ** Attachment added: "Lspci-vt.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456393/+files/Lspci-vt.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/19

[Kernel-packages] [Bug 1912960] Lspci.txt

apport information ** Attachment added: "Lspci.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456392/+files/Lspci.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1912960

[Kernel-packages] [Bug 1912960] ProcInterrupts.txt

apport information ** Attachment added: "ProcInterrupts.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456400/+files/ProcInterrupts.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad

[Kernel-packages] [Bug 1912960] ProcCpuinfo.txt

apport information ** Attachment added: "ProcCpuinfo.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456397/+files/ProcCpuinfo.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/b

[Kernel-packages] [Bug 1912960] Lsusb-t.txt

apport information ** Attachment added: "Lsusb-t.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456395/+files/Lsusb-t.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1912

[Kernel-packages] [Bug 1912960] ProcEnviron.txt

apport information ** Attachment added: "ProcEnviron.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456399/+files/ProcEnviron.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/b

[Kernel-packages] [Bug 1912960] Lsusb-v.txt

apport information ** Attachment added: "Lsusb-v.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456396/+files/Lsusb-v.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1912

[Kernel-packages] [Bug 1912960] ProcModules.txt

apport information ** Attachment added: "ProcModules.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456401/+files/ProcModules.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/b

[Kernel-packages] [Bug 1912960] UdevDb.txt

apport information ** Attachment added: "UdevDb.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456404/+files/UdevDb.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1912960

[Kernel-packages] [Bug 1912960] WifiSyslog.txt

apport information ** Attachment added: "WifiSyslog.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456405/+files/WifiSyslog.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bug

[Kernel-packages] [Bug 1912960] acpidump.txt

apport information ** Attachment added: "acpidump.txt" https://bugs.launchpad.net/bugs/1912960/+attachment/5456406/+files/acpidump.txt ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, whic

[Kernel-packages] [Bug 1912960] Re: kcryptd, big file copy, system became unresponsive

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, 86

[Kernel-packages] [Bug 1912960] Re: kcryptd, big file copy, system became unresponsive

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, 96,

[Kernel-packages] [Bug 1912960] Re: kcryptd, big file copy, system became unresponsive

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" https://bugs.launch

[Kernel-packages] [Bug 1912960] Re: kcryptd, big file copy, system became unresponsive

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 k