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  1. RolandK

    ksm is needlessly burning cpu because of using vzs and ignoring arcsize

    i know of all the knobs, i want to help improve the product for everybody and stop wasting cpu and/or energy
  2. RolandK

    ksm is needlessly burning cpu because of using vzs and ignoring arcsize

    >There are some knobs that can limit ksmd, like multiplying KSM_SLEEP_MSEC (put a 0 behind it) and lowering KSM_NPAGES_MAX in /etc/ksmtuned.conf @leesteken , yes i know, but this post is not about individually tuning KSM , it's about making it work correctly by default >Are you sure it is not...
  3. RolandK

    ksm is needlessly burning cpu because of using vzs and ignoring arcsize

    thanks, but this post is not about getting rid of ksm but about making it more cpu friendly and sorting out issues in conjunction with ZFS, i.e. make it behave better by default. this is taken from my servers. on more then half of them, ksmd is the top cpu consumer - though ARC size is...
  4. RolandK

    ksm is needlessly burning cpu because of using vzs and ignoring arcsize

    hello, see subject. there are these two bugreports / RFEs which did not get any attention for a long time now 1. RFE: ZFS ARC size not taken into account by pvestatd or ksmtuned https://bugzilla.proxmox.com/show_bug.cgi?id=3859 2. ksmtuned using vsz instead of rss...
  5. RolandK

    [SOLVED] arcstat - broken stats

    you have a discrepancy between zfs tools and zfs kernel modules # zfs -V will show did you do apt dist-upgrade ?
  6. RolandK

    Terraform issues

    it tried it some days ago and it's a pain in the ass and it's also broken with 8.1.x https://github.com/Telmate/terraform-provider-proxmox/issues?q=is%3Aissue+is%3Aopen+sort%3Aupdated-desc
  7. RolandK

    storage "format" param in /etc/pve/storage.cfg

    i have explicitly set "format qcow2" for the datastore because i want nothing but qcow2 on that - but the disk is still raw after "qm disk move..." so i wonder, what's the purpose of this param or where does it apply (and where not) i guess my expectation is wrong that it applies to "qm disk...
  8. RolandK

    storage "format" param in /etc/pve/storage.cfg

    hello, there is some format param described at https://pve.proxmox.com/wiki/Storage format Default image format (raw|qcow2|vmdk) which also can be set with command pvesm set <SR> --format <format> which storage actions should this format param apply to, when being set ? i would expect that...
  9. RolandK

    [SOLVED] Attach a raw image as a USB disk to the VM

    i have made a proof of concept and i could successfully use a file as a virtual usb stick via dummy_hcd/g_g_mass_storage kernel modules https://bugzilla.proxmox.com/show_bug.cgi?id=4879
  10. RolandK

    [SOLVED] Mount Block/File as USB in Guest

    i have made a proof of concept and i could successfully use a file as a virtual usb stick via dummy_hcd/g_g_mass_storage kernel modules https://bugzilla.proxmox.com/show_bug.cgi?id=4879
  11. RolandK

    100 times write amplification using ZFS

    >I have a single VM (OPNsense) that is writing around 70k per minute (showing in VM summary tab) which is less than 5MB / hour. what do you measure inside the VM ?
  12. RolandK

    Terraform user with privileges to enable e.g. `keyctl`?

    there is a terraform discord chat, i guess you get better help/support there https://www.reddit.com/r/Terraform/comments/iktkzm/discordslack/
  13. RolandK

    Ubuntu KVM große Dateien kopieren System friert ein.

    führ das mal auf der konsole aus, da siehst du mehr
  14. RolandK

    ZFS pool import fails on boot, but appears to be imported after

    linking to bugzilla ticket https://bugzilla.proxmox.com/show_bug.cgi?id=4835
  15. RolandK

    [gelöst] Problem mit ZFS - zpool.cache

    hier gibt es ein bugzilla ticket dazu. https://bugzilla.proxmox.com/show_bug.cgi?id=4835 aktuell leider geschlossen "works for me". wenn es keine gegensprache oder reaktion gibt werd ich das die tage versuchen wieder öffnen. oder vielleicht öffnet jemand anderes es nochmal. @TosH45 @Wintendo
  16. RolandK

    [SOLVED] Solaris QEMU ZPools

    can you disable nfs mounts to make the errors below go away, to make sure it's not the nfs mounts causing this problem? there is some ticket and linked threads on the failing of zfs-import systemd service at https://bugzilla.proxmox.com/show_bug.cgi?id=4835 , these appear to be non critical or...
  17. RolandK

    [SOLVED] Solaris QEMU ZPools

    could you exactly point to the line in the logfile where you were dropping to the emergency shell / initramfs? what message do you see there?

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