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    Lost all data on ZFS RAID10

    What if your house caught fire? when defining your production environment, you really need to define what your disaster recovery criteria are. This is irrespective of what hardware or configuration you use. If you have a maximum downtime criteria, consider a replicated remote environment for...
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    Help for old cluster

    whats the output of cat /etc/*release /etc/apt/sources.list /etc/apt/sources.list.d/* (all files and content)
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    Connect-x 3 ROCe Configuration

    compression in flight. if you just booted the guest, ram is mostly zeros. Yeah, I remember around 2018 was discussion on the subject, and some folks managed to get it working but it had to be compiled from source. the results were not encouraging at the time, but that has more to do with the...
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    Proxmox VE Ceph with separate Ceph OSD servers

    Possible- sure- but why? it would be a LOT more work.
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    Connect-x 3 ROCe Configuration

    thanks for the data, but I'm not certain how this addresses the question "was wondering whether rdma was worth it." parenthetically- Compression. unless you have a way to fully load the vm ram with incompressible data this isnt all that impressive.
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    Connect-x 3 ROCe Configuration

    Are you referring to OFED, or the inbuilt drivers? Mellanox/nvidia dont support it, true, but I imagine it would be pretty trivial to apt install rdma-core and set the rdma switch in nfsd.conf. I have to imagine you tried that though... I never had the need to squeeze those extra 10% so I...
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    Network Configuration

    I dont see a gateway defined anywhere. can you ping the gateway?
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    ceph pgs not scrubbing for a long time

    good thought. There are no compute resources sharing nodes with OSDS, but nevertheless I already changed osd_scrub_load_threshhold to 3.5, but your comment prompted me to walk over my osd nodes to see whats happening there. lo and behold, they're all busy, mostly with OSD load. now to figure...
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    ceph pgs not scrubbing for a long time

    I've been wrestling with this issue for over a month now, and I cant seem to get past it. I have two pgs that havent been scrubbed since June: $ ceph health detail | grep "not scrubbed since 2024-06" pg 17.3dc not scrubbed since 2024-06-01T20:46:29.042727-0700 pg 17.137 not scrubbed...
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    Network Configuration

    You mentioned that your guest has no connectivity. what you arent providing is your GUEST'S network configuration. as in, whatever the equivalent is for /etc/network/interfaces in your guest's operating system. It is not possible for us to continue troubleshooting the guest without being inside it.
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    Network Configuration

    thats your host's network config, I need to see the guest (eg, the vm)
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    Network Configuration

    please post the vmid.conf for the vm in question, along with the guest network config.
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    Network Configuration

    You dont need one, if you intend to use your host as the "router" as you do with your cpanel machine. PVE is a different use case.
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    Network Configuration

    then its option 1 :) There are two ways to deal with this: 1. create a dedicated router vm. map the uplink provided by your colo to the vm as eth0, and add a second virtual nic attached to vmbr0. the router will respond to all 5 IPs, and you can NAT traffic to any logical internal address based...
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    Network Configuration

    It all depends on how your ISP is delivering the IPs to you. You probably have some sort of device at the head end of your network thats provided by your ISP. This device can be set to pass through the IPs, or it could be set up as a NAT. IF its delivering the IPs directly, all you need to do...
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    Network Configuration

    This is usually assigned to your router, which in turn can/should be set up to NAT internally. There is almost no usecase when you want your hypervisor/VMs facing directly out to the internet- here be dragons.
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    Why Does ZFS Hate my Server

    So you've shown benchmarks with 35.9K IOPs @140MB/S, which is FANTASTIC for these drives (I wouldnt expect that to last as the tbw grows.) where did you see 450MB/S, and under what benchmark?
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    Why Does ZFS Hate my Server

    post actual benchmark command and result. its also instructive to know WHERE the benchmark is performed (eg, on host, in guest/type of guest)
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    AMA (Ask Me Anything) thread, Veeam PM

    Welcome indeed! as an operator of both veeam and proxmox It would be good to have a channel outside of my sales rep.
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    RAID5 with LVM

    yes. not quite. you need to use mdadm to make the underlying raid. dont use a single parity volumeset, ESPECIALLY with consumer grade drives. you're better off making a single mirror, and use the third drive for other purposes.

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