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    pve-zsync error: destination has snapshots and daylight saving

    Hi. I use pve-zsync as backup solution between servers, sometimes with a periodicity of less than an hour. From time to time, this error arises: cannot receive new filesystem stream: destination has snapshots (eg. rpool/data/vm-1106-disk-0@rep_mv06-servidor16_2023-10-25_17:00:01) must destroy...
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    High fsyncs/sec and high IO wait

    Hi all, I'm testing a new setup with ZFS: Two mirrored SATA 1TB magnetic drives and a 120GB SSD drive for ZIL + L2ARC. This are pveperf results: root@servidor01:~# pveperf CPU BOGOMIPS: 24744.08 REGEX/SECOND: 2625273 HD SIZE: 377.89 GB (rpool/ROOT/pve-1) FSYNCS/SECOND...
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    Slow IO performance with LVM and no RAID

    Hello. I've been reading about performance, and I think this system IO should be better, but I can't found the problem. It's a Core i5-2400 with two Toshiba DT01ACA200 SATA hard disks. There is no RAID in use. One HD is for system and VMs and the other for backups. There are no SMART problems...