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    Recommendation to upgrade a Ceph PVE cluster

    hi would you suggest to OUT any OSD on a NODE Prior to upgrade it ?
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    Adding nodes with OSDs to a CEPH cluster improving reponse time / troughput ?

    is data on Ceph reads are spread across OSDs to improve latency and read speed ? or the troughput is set by the maximum a single OSD can deliver ?
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    [SOLVED] CEPH Mirroring : unable to get monitor info from DNS SRV with service name: ceph-mon

    are you aware of a command to enable en entire Pool to replicate automaticaly without having to manually enable each images on the pool ?
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    Issue with Remote-Migrate when VM have discard checked on their disk

    we have found a post similar to the issue we have when trying to move a VM from a Ceph cluster to another one. they suggested to disable Discard , what we did and seem to fix the issue. Source Cluster as the VM on a RBD Ceph and the destination is a CephFS as recommended by Proxmox team as RBD...
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    [SOLVED] CEPH: how to see mirrored image on secondary cluster?

    hello i did a test with a image that i sucessfully mirrored from Cluster1 to Cluster2 i didnt migrated the VM configuration file , so for testing purpose i created a VM with the matching vmid from the image file but i am not seeing it in disk avaiable to attached after vm is created. so i...
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    [SOLVED] CEPH Mirroring : unable to get monitor info from DNS SRV with service name: ceph-mon

    i was doing my test on another blade intialy and i forgot on the second one i was working to do that command: ln -s /etc/pve/site-a.conf /etc/ceph/site-a.conf working like a charm now thx Ness1602
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    [SOLVED] CEPH Mirroring : unable to get monitor info from DNS SRV with service name: ceph-mon

    i still have the same issue, i have each cluster on the same subnet and can ping each node from each cluster. May 30 15:20:28 cl3-bl3 rbd-mirror[2459329]: unable to get monitor info from DNS SRV with service name: ceph-mon May 30 15:20:28 cl3-bl3 rbd-mirror[2459329]...
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    [SOLVED] CEPH Mirroring : unable to get monitor info from DNS SRV with service name: ceph-mon

    There is no step do define the primary ip in the wiki so I assume it read the configuration file copied from the master ceph and it try to connect from public ceph network to public ceph network right ? So no ceph networks are not reachable actually but each proxmox cluster is accessible from...
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    [SOLVED] CEPH Mirroring : unable to get monitor info from DNS SRV with service name: ceph-mon

    hello all im at last step of configuring a Mirroring ( enabled the deamon service on the site-b node ) . do i need to have each Cluster on the same CEPH Public network or it can be any other range. as i dont have any communication now on the Public network or Client Network between the cluster...
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    smartctl fails to get SMART values

    @dcsapak any update would be appreciated. this is getting critical for alot of people in the same situation since 2020-2021 and this issue is present in PVE and PBS
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    smartctl fails to get SMART values

    any update would be appreciated. this is getting critical for alot of people in the same situation since 2020-2021 and this issue is present in PVE and PBS
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    [SOLVED] Force delete of "Pending removals"

    @fabian we complete the migration of the DB on a new one, Trough Sync job. we then discovered that since we use Namespace , the Permisison are not following in a sync job as we need to devine a new owner with Max deep set to full. our futur work around when we will configure 1-2-3 for now...
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    [SOLVED] Force delete of "Pending removals"

    good to know. i didnt tough you could get resonable performance but you seem ton mention that they might not be so bad in Mirror similar to a raid10 i assume. do you suggest to add a '' special device '' to the HDD pools ?
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    [SOLVED] Force delete of "Pending removals"

    Been able then to expand a RAIDZ2 remain the best possible scenario, yet possible sadly . do you have any other recommendation for me to have the best expandable ZFS scenario that will not consume more than 2 disk for redudancy when expanding or we all need to wait until the attach function...
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    [SOLVED] Force delete of "Pending removals"

    maybe raid 5-6 would be better than ZFS on a PBS server also .
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    [SOLVED] Force delete of "Pending removals"

    about monitoring , sure we will and put a quota as well. Correct me if im wrong the only way to expand my Raidz2 4 disks is currently to : create another RaidZ2 and '' add it '' to the existing raidz2-0 ? or i can create another mirror / raidz1 of let say 2 disks and then add it to the raidz2...
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    [SOLVED] Force delete of "Pending removals"

    I did nothing now no worry . As i can do absolutely nothing .... Deleting the checkpoints folder is not freeing any space. Not a single byte. So the datastore is full and there nothing we can do except installing a new enclosure . New drives create the stores the name space the permissions and...
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    [SOLVED] Force delete of "Pending removals"

    multiple place online we now see it available. https://freebsdfoundation.org/blog/raid-z-expansion-feature-for-zfs/ does it mean the feature is not part of the openZFS version inside the currents distro from proxmox ? as @Dunuin mention our only work around if we cannot attach a new disk will...