Search results

  1. C

    huge IO delay ZFS

    Maybe problem with ARC, I noticed that ARC don't use all the memory that is given to him. root@pve0:~# uptime 18:53:50 up 8 days, 7:20, 4 users, load average: 23.75, 22.35, 20.31 root@pve0:~# arc_summary ------------------------------------------------------------------------ ZFS Subsystem...
  2. C

    huge IO delay ZFS

    ZIL is now disabled, here is the benchmark disk that was used in ZIL. I think, I have a problem in high IO when reading from a pool.
  3. C

    huge IO delay ZFS

    The situation has not changed: ( iotop -a-P -o-d 5 shows that the problem is reading files and not writing
  4. C

    huge IO delay ZFS

    Thank you for your answer Wolfgang I have disabled the ZIL and will monitor the situation
  5. C

    huge IO delay ZFS

    Hello forum, I changed my configuration but the problem is that if I start loading zfs a little (for example, to backup over sftp a large number of small files 30-150kb, copied in 1.5 hours ~48000 files or start a mysql database) then iodelay increases very quickly and the rest of the containers...
  6. C

    huge IO delay ZFS

    MB: Supermicro H11SSL-i CPU AMD Epyc 7551 RAM: 4*32gb ECC (I can upgrade to 8*32 ram)
  7. C

    huge IO delay ZFS

    Wow, thanks, this shows that I need to read more bases. In bios -> ACPI control I did not have performance setings, only HPET settings Power / Performance Determinism have auto setting (In the manual for the motherboard is written the value auto = Performance)
  8. C

    huge IO delay ZFS

    Esterday I updated Proxmox to 6.1-7 HPET (high precision timer) is enabled in bios In syslog I have strange lines, maybe these problems are related. Feb 5 07:28:01 pve0 systemd[1]: Started Proxmox VE replication runner. Feb 5 07:28:42 pve0 kernel: [24250.826445] Uhhuh. NMI received for...
  9. C

    huge IO delay ZFS

    Thank you Wolfgang for watching my problem. This motherboard is support only one CPU.
  10. C

    huge IO delay ZFS

    I changed configuration zpool. Destroy datastore0 and datastore 2 Add to datastore1 zil SATA3 250gb SSD and NVME 1tb l2ARC. I had tired to change Tunables atributes, but it did not help.
  11. C

    huge IO delay ZFS

    Thank you for your answer.
  12. C

    huge IO delay ZFS

    Yes, I readed Proxmox manual and used only HBA adapter on motherboard (Supermicro H11SSL-i)
  13. C

    huge IO delay ZFS

    Hi, I recently i migrated to Proxmox 6.1-5 from ESXi and have a problem with IO delay. I have three ZFS pool: datastore0: 2 NVME Silicon Motion SM2263XT - mirror (ashift=12, atime=off) 1tb datastore1: 7 HDD Toshiba HDWD130 - raidz1 (ashift=12, compression=lz4, atime=off) 19tb datastore2: 3 HDD...

About

The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway.
We think our community is one of the best thanks to people like you!

Get your subscription!

The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Tens of thousands of happy customers have a Proxmox subscription. Get yours easily in our online shop.

Buy now!