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  1. elurex

    [TUTORIAL] Cockpit ZFS Manager

    I came across Cockpit and its ZFS manager which works on PVE 6.x fresh install and also PVE 6.X upgrade from pve5to6 with a few ln- s It can take take of 98% of zfs cli such as trim, attache, detach, replace, snapshot, rollback, clone and etc... To install cockpit on PVE 6.0, echo "deb...
  2. elurex

    Ceph rbd error - sysfs write failed

    I am running PVE 6.0 and on this pve node, I have already started 2 vm with rbd disks to my ceph storage, However, sometime if I need to start third VM using rbd disk, PVE will error with following msg. It only can be solve if I reboot the pve node and then I can start 3 VM or more using rbd...
  3. elurex

    pvesh error

    I keep getting pvesh error complaining json malformat /usr/share/perl5/PVE/CLI/ @ line 125 sub proxy_handler { my ($node, $remip, $path, $cmd, $param) = @_; my $args = []; foreach my $key (keys %$param) { next if $key eq 'quiet' || $key eq 'output-format'; # just to...
  4. elurex

    PVE 5.4, cloud init and ceph issue

    I noticed that on PVE 5.4 if you have a vm that uses cloud-init drive and the selected storage is ceph or other shared storage, live migration/HA will fail due to the destination already have the file exist
  5. elurex

    CPU isolation

    I am looking into assign cpu affinity to a particular VM via /usr/sbin/taskset -cpa 0-3 [PID] However, I notice that pve host itself has also other process will trying to use cpu core 0~3, how to I exclude other process from using core 0~3? I tried add kernel parameter...
  6. elurex

    PVE 5.3.6 - pve-api feature request

    My PVE Version proxmox-ve: 5.3-1 (running kernel: 4.15.18-9-pve) pve-manager: 5.3-6 (running version: 5.3-6/37b3c8df) pve-kernel-4.15: 5.2-12 pve-kernel-4.15.18-9-pve: 4.15.18-30 pve-kernel-4.15.18-8-pve: 4.15.18-28 pve-kernel-4.15.18-7-pve: 4.15.18-27 ceph: 12.2.10-pve1 corosync: 2.4.4-pve1...
  7. elurex

    where to get proxmox stickers?

    where to get proxmox stickers?
  8. elurex

    Ceph How to connect to External RBD w/o auth

    I have an external ceph storage cluster and its /etc/ceph/ceph.conf has following options with sets auth =none [global] auth client required = none auth cluster required = none auth service required = none ....... my storage configuration Example for a...
  9. elurex

    Ceph blustore over RDMA performance gain

    I want to share following testing with you 4 PVE Nodes cluster with 3 Ceph Bluestore Node, total of 36 OSD. OSD: st6000nm0034 block.db & block.wal device: Samsung sm961 512GB NIC: Mellanox Connectx3 VPI dual port 40 Gbps Switch: Mellanox sx6036T Network: IPoIB separated public network &...
  10. elurex

    PVE 5.2 ceph over RDMA

    does pve 5.2 ceph support RDMA? it seems to me that it is in the intree repo already /home/builder/source/ceph-12.2.5/src/msg/async/rdma/
  11. elurex

    glusterfs 4.0 released.. lxc on glusterfs?

    glusterfs 4.0 released and it has much better support for container (docker). is it possible now proxmox can run lxc on glusterfs 4.0? lxc rootfs on glusterfs
  12. elurex

    EDAC sbridge error for PVE 5.1

    Proxmox VE 5.1 errors out on EDAC sbridge loading, below is the dmesg info 15.914952] EDAC sbridge: Seeking for: PCI ID 8086:0ea0 [ 15.914980] EDAC sbridge: Seeking for: PCI ID 8086:0ea0 [ 15.914997] EDAC sbridge: Seeking for: PCI ID 8086:0ea0 [ 15.915006] EDAC sbridge: Seeking for: PCI...
  13. elurex

    PVE 5.1 beta & zfs 0.7.2

    I have notice that zfs 0.7.2 on pve 5.1 beta is about 10% slower compare to zfs & pve 5.0 following is my fio testing command for write fio --ioengine=libaio --name=TEST --filename=test --bs=4M --iodepth=256 --size=65G --readwrite=write; rm test following is my fio testing command...
  14. elurex

    Proxmox VE 5.0 and ceph bluestore

    Is PVE 5.0 compatible with Ceph Bluestore? If I manually creates osd ceph-disk prepare --bluestore /dev/sda --block.wal /dev/sdb --block.db /dev/sdb
  15. elurex

    Does Proxmox VE 5.0 Beta1 support kvmgt?

    does pve ve 5.0 beta 1 support kvmgt desribed in
  16. elurex

    Proxmox VE 5.0 Beta1 Issue

    After upgrading to PVE 5.0 beta1, I have following issue After upgrading to proxmox ve 5.0 beta1 via apt, try to run apt update && apt upgrade always gets the following msg The following packages have been kept back: corosync-pve dmeventd dmsetup libcorosync4-pve libdevmapper-event1.02.1...
  17. elurex

    PVE 4.2 /sys/class write permission gone?

    Hi All, After I upgrade to PVE 4.2, I realized that all write permission under /sys/class is gone even through ls -al shows root should have write permission Please pay attention to add_target root@vm-ha:/sys/class/infiniband_srp/srp-mlx4_0-1# ls -al total 0 drwxr-xr-x 3 root root 0 Apr 30...
  18. elurex

    PVE 4.1 - Grub rescue shell after add ZFS cache & log

    Hi all, I have reinstall dozen times and I cannot figure out how PVE's grub works. I always assume grub is install on the first 2 disk of /dev/sda and /dev/sdb. When I install my pve 4.1, I use following ZFS pool configuration after I add two intel 750 nvme sdd as long and cache, after...
  19. elurex

    [SOLVED] PVE 4.1 Intel Xeon D 1541's SoC X552/X557 sr-iov issue/failed

    I have install latest PVE 4.1 and also update it to the latest pve kernel and also other packages. In bios, I have ensured that sr-iov function is turned on. (also bios is updated to the latest version) However, I am not able to enable x552/x557's sr-iov function (which uses intel ixgbe...
  20. elurex

    [SOLVED] PVE 4.1 how to passthrough Nic to LXC

    Anyone knows how to pass sr-iov VF Nic to LXC in pve 4.1? The VF nic highlight in *** are the ones that I want to pass to LXC root@pve-dol1:/sys/class/net/eth6/device# lspci |grep Eth 03:00.0 Ethernet controller: Intel Corporation Ethernet Connection X552/X557-AT 10GBASE-T 03:00.1 Ethernet...


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