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todos-server.md

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Server TODOs

  • Backups

  • ZFS tuning

  • iLO upgrade

  • other services

  • perf tuning

  • journalctl -xb

Likely not a problem

Mar 08 20:54:07 sicmundus kernel: ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Pm1aControlBlock: 16/32 (20210730/tbfadt-564) Mar 08 20:54:07 sicmundus kernel: ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Pm2ControlBlock: 8/32 (20210730/tbfadt-564) Mar 08 20:54:07 sicmundus kernel: ACPI BIOS Warning (bug): Invalid length for FADT/Pm1aControlBlock: 32, using default 16 (20210730/tbfadt-669) Mar 08 20:54:07 sicmundus kernel: ACPI BIOS Warning (bug): Invalid length for FADT/Pm2ControlBlock: 32, using default 8 (20210730/tbfadt-669)

Not a problem: https://xcp-ng.org/forum/topic/3128/acpi-spcr-unexpected-spcr-access-width-defaulting-to-byte-size

Mar 08 20:54:07 sicmundus kernel: ACPI: SPCR: Unexpected SPCR Access Width. Defaulting to byte size

Not a problem: https://askubuntu.com/questions/1331090/dmar-firmware-bug-broken-bios

Only an issue if using a GPU passthrough to a windows virtual machine

Mar 08 20:54:07 sicmundus kernel: DMAR: [Firmware Bug]: No firmware reserved region can cover this RMRR [0x00000000000e8000-0x00000000000e8fff], contact BIOS vendor for fixes Mar 08 20:54:07 sicmundus kernel: DMAR: [Firmware Bug]: Your BIOS is broken; bad RMRR [0x00000000000e8000-0x00000000000e8fff] BIOS vendor: HP; Ver: P80; Product Version: Mar 08 20:54:07 sicmundus kernel: DMAR: RMRR base: 0x000000addee000 end: 0x000000addeefff Mar 08 20:54:07 sicmundus kernel: DMAR: RMRR base: 0x000000c0000000 end: 0x000000dfffffff Mar 08 20:54:07 sicmundus kernel: DMAR: [Firmware Bug]: No firmware reserved region can cover this RMRR [0x00000000c0000000-0x00000000dfffffff], contact BIOS vendor for fixes Mar 08 20:54:07 sicmundus kernel: DMAR: [Firmware Bug]: Your BIOS is broken; bad RMRR [0x00000000c0000000-0x00000000dfffffff] BIOS vendor: HP; Ver: P80; Product Version:

Not a problem: https://www.serveradminblog.com/2015/04/firmware-bug-the-bios-has-corrupted-hw-pmu-resources/

Mar 08 20:54:07 sicmundus kernel: [Firmware Bug]: the BIOS has corrupted hw-PMU resources (MSR 38d is 330)

Not a problem: https://askubuntu.com/questions/1250040/how-do-i-fix-mds-cpu-bug-present-and-smt-on-data-leak-possible-errors-from-lo

BUT: Update CPU microcode for safety

Mar 08 20:54:07 sicmundus kernel: MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. Mar 08 20:54:07 sicmundus kernel: #5 #6 #7

Normal: https://bbs.archlinux.org/viewtopic.php?id=270199

Mar 08 20:54:07 sicmundus kernel: ENERGY_PERF_BIAS: Set to 'normal', was 'performance'

Not a problem it seems?

Mar 08 20:54:07 sicmundus kernel: pci 0000:00:01.0: bridge has subordinate 04 but max busn 05

Not a problem - ZFS uses a non-compatible license

Mar 08 20:54:08 sicmundus kernel: spl: loading out-of-tree module taints kernel. Mar 08 20:54:08 sicmundus kernel: znvpair: module license 'CDDL' taints kernel. Mar 08 20:54:08 sicmundus kernel: Disabling lock debugging due to kernel taint

Not a problem

Mar 08 20:54:08 sicmundus kernel: hpsa 0000:07:00.0: can't disable ASPM; OS doesn't have ASPM control Mar 08 20:54:08 sicmundus kernel: hpsa 0000:07:00.0: Logical aborts not supported Mar 08 20:54:08 sicmundus kernel: hpsa 0000:07:00.0: HP SSD Smart Path aborts not supported

Not a problem

Mar 08 20:54:08 sicmundus kernel: hpsa can't handle SMP requests

Is IPv6 working?

Mar 08 20:54:09 sicmundus systemd-sysctl[1230]: Couldn't write '2' to 'net/ipv6/conf/enp4s0f0/use_tempaddr', ignoring: No such file or directory

THIS IS A REAL PROBLEM

Mar 08 20:54:09 sicmundus systemd[1]: home-erahhal.mount: Mount process exited, code=exited, status=128/n/a ░░ Subject: Unit process exited ░░ Defined-By: systemd ░░ Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel ░░ ░░ An n/a= process belonging to unit home-erahhal.mount has exited. ░░ ░░ The process' exit code is 'exited' and its exit status is 128. Mar 08 20:54:09 sicmundus systemd[1]: home-erahhal.mount: Failed with result 'exit-code'. ░░ Subject: Unit failed ░░ Defined-By: systemd ░░ Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel ░░ ░░ The unit home-erahhal.mount has entered the 'failed' state with result 'exit-code'. Mar 08 20:54:09 sicmundus systemd[1]: Failed to mount /home/erahhal. ░░ Subject: A start job for unit home-erahhal.mount has failed ░░ Defined-By: systemd ░░ Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel ░░ ░░ A start job for unit home-erahhal.mount has finished with a failure. ░░ ░░ The job identifier is 29 and the job result is failed. Mar 08 20:54:09 sicmundus systemd[1]: Dependency failed for Home Manager environment for erahhal. ░░ Subject: A start job for unit home-manager-erahhal.service has failed ░░ Defined-By: systemd ░░ Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel ░░ ░░ A start job for unit home-manager-erahhal.service has finished with a failure. ░░ ░░ The job identifier is 137 and the job result is dependency.

Not a problem: https://bugs.archlinux.org/task/56989

Create /etc/avahi/services to get rid of error

Mar 08 21:03:53 sicmundus avahi-daemon[3548]: Failed to read /etc/avahi/services.

Not a problem: https://askubuntu.com/questions/1190002/powertop-autotune-error-cannot-load-from-file

Mar 08 21:03:58 sicmundus powertop[4493]: modprobe cpufreq_stats failedLoaded 0 prior measurements Mar 08 21:03:58 sicmundus powertop[4493]: RAPL device for cpu 0 Mar 08 21:03:58 sicmundus powertop[4493]: RAPL Using PowerCap Sysfs : Domain Mask 7 Mar 08 21:03:58 sicmundus powertop[4493]: RAPL device for cpu 0 Mar 08 21:03:58 sicmundus powertop[4493]: RAPL Using PowerCap Sysfs : Domain Mask 7 Mar 08 21:03:58 sicmundus powertop[4493]: Devfreq not enabled Mar 08 21:03:58 sicmundus powertop[4493]: glob returned GLOB_ABORTED Mar 08 21:03:59 sicmundus powertop[4493]: Leaving PowerTOP Mar 08 21:03:59 sicmundus powertop[4493]: Cannot load from file /var/cache/powertop/saved_parameters.powertop Mar 08 21:03:59 sicmundus powertop[4493]: File will be loaded after taking minimum number of measurement(s) with battery only Mar 08 21:03:59 sicmundus powertop[4493]: Cannot load from file /var/cache/powertop/saved_parameters.powertop Mar 08 21:03:59 sicmundus powertop[4493]: File will be loaded after taking minimum number of measurement(s) with battery only Mar 08 21:03:59 sicmundus systemd[1]: Finished Powertop tunings.