Re: EXTERNAL: Re: hundred percent cpu load

2020-08-21 Thread Wells, Roger K. via devel
On 8/20/20 6:47 PM, Chris Murphy wrote: > As tedious as it is, my suggestion is kernel bisect. > > Various strategies abound. I'd probably go for course to fine > granularity: start with Fedora Live ISOs, and see clearly where it > does and doesn't happen. It sounds like the problem manifests quick

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-20 Thread Chris Murphy
As tedious as it is, my suggestion is kernel bisect. Various strategies abound. I'd probably go for course to fine granularity: start with Fedora Live ISOs, and see clearly where it does and doesn't happen. It sounds like the problem manifests quickly so you don't need to reinstall or compile. Onc

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-20 Thread Wells, Roger K. via devel
On 8/14/20 12:29 PM, Tony Nelson wrote: > On 20-08-14 09:14:51, Wells, Roger K. via devel wrote: >> On 8/14/20 8:45 AM, Przemek Klosowski via devel wrote: > >>> So, what is kernel doing? what does your system log say? type >>> 'dmesg' or 'journalctl -e' and look at the end of the data. >> >> The fo

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-14 Thread Wells, Roger K. via devel
On 8/14/20 9:15 AM, Wells, Roger K. via devel wrote: On 8/14/20 8:45 AM, Przemek Klosowski via devel wrote: On 8/14/20 8:33 AM, Wells, Roger K. via devel wrote: That was not the cause. Now when it happens I have only three tasks running at 100% (same ones as reported earlier). Everything else, ker

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-14 Thread Tony Nelson
On 20-08-14 09:14:51, Wells, Roger K. via devel wrote: On 8/14/20 8:45 AM, Przemek Klosowski via devel wrote: So, what is kernel doing? what does your system log say? type 'dmesg' or 'journalctl -e' and look at the end of the data. The following repeats at the end of journalctl: In the last

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-14 Thread Wells, Roger K. via devel
On 8/14/20 8:45 AM, Przemek Klosowski via devel wrote: On 8/14/20 8:33 AM, Wells, Roger K. via devel wrote: That was not the cause. Now when it happens I have only three tasks running at 100% (same ones as reported earlier). Everything else, kerneloops, shutdown via power switch, etc, is as before

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-14 Thread Przemek Klosowski via devel
On 8/14/20 8:33 AM, Wells, Roger K. via devel wrote: That was not the cause. Now when it happens I have only three tasks running at 100% (same ones as reported earlier). Everything else, kerneloops, shutdown via power switch, etc, is as before. Could you repost to the list with more info? I thi

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-14 Thread Wells, Roger K. via devel
On 8/13/20 4:44 PM, Wells, Roger K. via devel wrote: > On 8/13/20 4:28 PM, Przemek Klosowski via devel wrote: >> On 8/13/20 4:12 PM, Wells, Roger K. via devel wrote: >>> I'll do something to disable it. >> Oh, just thougth I'd mention---what I'd do would be >> >> locate sadc <- hopefully this

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-13 Thread Wells, Roger K. via devel
On 8/13/20 4:28 PM, Przemek Klosowski via devel wrote: > On 8/13/20 4:12 PM, Wells, Roger K. via devel wrote: >> I'll do something to disable it. > > Oh, just thougth I'd mention---what I'd do would be > > locate sadc <- hopefully this would return the location of the > sadc binary, perhaps /

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-13 Thread Wells, Roger K. via devel
On 8/13/20 4:23 PM, Przemek Klosowski via devel wrote: On 8/13/20 4:12 PM, Wells, Roger K. via devel wrote: So sadc is not part of current Fedora. It may be some artifact from older Fedoras (e.g. sysstat-11.5.7-4.fc27.x86_64 has /usr/lib64/sa/sadc) or some custom system activity data collection so

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-13 Thread Przemek Klosowski via devel
On 8/13/20 4:12 PM, Wells, Roger K. via devel wrote: I'll do something to disable it. Oh, just thougth I'd mention---what I'd do would be locate sadc <- hopefully this would return the location of the sadc binary, perhaps /var/lib64/sa/sadc rpm -qf /var/lib64/sa/sadc  <- this will rep

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-13 Thread Przemek Klosowski via devel
On 8/13/20 4:12 PM, Wells, Roger K. via devel wrote: So sadc is not part of current Fedora. It may be some artifact from older Fedoras (e.g. sysstat-11.5.7-4.fc27.x86_64 has /usr/lib64/sa/sadc) or some custom system activity data collection software that is locally installed at your site. Thanks

Re: EXTERNAL: Re: hundred percent cpu load

2020-08-13 Thread Wells, Roger K. via devel
On 8/13/20 4:05 PM, Przemek Klosowski via devel wrote: > On 8/13/20 2:04 PM, Wells, Roger K. via devel wrote: >> After some time, usually hours, the following four tasks in top are >> running at 100%: >> sadc >> kworker/6:1+events_freezable >> dmesg >> systemd-journal > > So sadc is not part of cur

Re: hundred percent cpu load

2020-08-13 Thread Przemek Klosowski via devel
On 8/13/20 2:04 PM, Wells, Roger K. via devel wrote: After some time, usually hours, the following four tasks in top are running at 100%: sadc kworker/6:1+events_freezable dmesg systemd-journal So sadc is not part of current Fedora. It may be some artifact from older Fedoras (e.g. sysstat-11.5

Re: hundred percent cpu load

2020-08-13 Thread Chris Murphy
On Thu, Aug 13, 2020 at 12:04 PM Wells, Roger K. via devel wrote: > > Current kernel: 5.7.12-200.fc32.x86_64 > gnome desktop > PC: Thinkpad X280, intel core i7, 8th gen > > After some time, usually hours, the following four tasks in top are > running at 100%: > sadc What is this? I don't have it