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  1. R

    Adding a server to cluster causes cluster to crash

    Well you should just try again - they might just be super busy or have missing it or don't know them selves. yeah i am running now everything in a dedicated subnet include vlan, however don't have just one switch(currently). I hope you'll find a solution. Do you have the connecting/edge ports...
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    Adding a server to cluster causes cluster to crash

    Well I switched now to windows hyperV Cluster with S2D. Works or at least worked fabulous until currently I have some disk performance issues I didn't had before but could Be shitty SSDs, or the simply too slow drives which caused issues with ceph as well... Hope I can fix that - if not I will...
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    [SOLVED] pg_num ändern

    Hallo, ich habe einen ceph cluster mit 15 osds bei pg_num = 256. Ich habe mal nachgelesen, bei 3 replicas sollte ich hier ja 512 einstellen. Ist das soweit korrekt? Der Cluster ist leider relativ voll aber das sollte ja trotzdem keine Probleme machen, diese Werte zu ändern soweit ich das aus...
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    [SOLVED] Plötzlicher Paketverlust der Infrastruktur

    Hat sich geklärt, ein Problem mit einem Switch.
  5. R

    [SOLVED] Plötzlicher Paketverlust der Infrastruktur

    Die steht im LAN - es passiert halt an unterschiedlichen PCs an unterschiedlichen Locations im Büro. Wenn ich direkt von den Firewalls teste, sehe ich keine Probleme? Aber z.B. die eine Firewall läuft direkt auf dem Prox Cluster.
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    [SOLVED] Plötzlicher Paketverlust der Infrastruktur

    Hallo, seit Montag haben wir totale Probleme mit unserer Proxmox Umgebung. Wir haben Probleme mit bis zu 40-50% Paketverlusten. Wir haben scheinbar sogar ein paar Problemchen wenn wir direkt im Netzwerk arbeiten aber hauptsächlich eben sobald wir von oder zu einer VM von Proxmox wollen. Am...
  7. R

    Adding a server to cluster causes cluster to crash

    Hi, I have it setup for some VMs yes. Should I not do that?
  8. R

    Adding a server to cluster causes cluster to crash

    Hi, I have been adding a new server to my Proxmox cluster successfully and after a few mins suddenly all machines were rebooting each other one after another... The cluster is now made out of four servers - they also were all showing for like 2-5 mins that everything is OK and that the corosync...
  9. R

    Ceph really (!) is slow

    OK well that is not the answer I was looking for but at least an answer.
  10. R

    Ceph really (!) is slow

    Hello, it's three Dell PowerEdge R530 servers with each: 2x Intel(R) Xeon(R) CPU E5-2630 v4 @ 2.20GHz 8x DUAL IN-LINE MEMORY MODULE, 16GB, 2400, 2RX8, 8G, DDR4, R Dual Port 10G Network Port RAID1 SSD 700GB for the host system (Proxmox) 5x 8TB wd80efzx (Western Digital RED) for Ceph All those...
  11. R

    Ceph really (!) is slow

    Hi, I would like to push this topic again. I am still struggling here however since I am new to proxmox/ceph plus currently lacking still a test environment it’s hard to just try out things. Also I inherited the system making things not easier but that shouldn’t stop me :) I also noticed...
  12. R

    Quorum gets lost between servers and all of them reboot constantly

    Thanks for your answer. Indeed I have a HA group configured. I hoped that if one host goes down, that the machines then do migrate to the "still alive" machines. Should that be turned off then? In regards to multicast - well always if I just do some iperf testing while everything works fine...
  13. R

    Quorum gets lost between servers and all of them reboot constantly

    Hello, I have an issue with my prox cluster. I have set up a cluster with three servers - they make a quorum and my config looks like: nodelist { node { name: prox01 nodeid: 1 quorum_votes: 1 ring0_addr: prox01 } node { name: prox03 nodeid: 3 quorum_votes: 1...
  14. R

    Where can I tune journal size of Ceph bluestore?

    Hi Thanks I will have a look. so even though bluestorage all this has to happen?
  15. R

    Where can I tune journal size of Ceph bluestore?

    Hi, so we have migrated our storage to BlueStore but it is as slow as with filestore - which is 40MBs read/write. We have three servers with each having 5x8TB HDDs. Right now the OSDs per DISK are basically using 100%. So what would you guys recommend then? To have how much space for the...
  16. R

    Problem with remove disk on ceph storage

    Hello, I have the same issue now. I still have a watcher and I do not know how to remove the watcher and indeed would like to prevent to reboot all my nodes. The ceph disk file in question is about 3TB big. rbd status vm-111-disk-2 -p ceph-vm Watchers: watcher=172.16.0.3:0/3271776928...
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    Ceph really (!) is slow

    Hello, Thanks for your feedback, I will see that I can put then the journals on SSD - i thought might not be needed with BlueStorage anymore. @Alwin What configuration file do you require - I can then provide it to you. Thanks.
  18. R

    Ceph really (!) is slow

    Hello, We are running Proxmox 5.1 with Ceph here and really have big issues with performance. Here are my results from running rados on our cluster: 1 root@XXXX~ # rados bench -p ceph-vm 10 write hints = 1 Maintaining 16 concurrent writes of 4194304 bytes to objects of size 4194304 for...
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    Win7 does not recognize Virtio 0.1.141 correclty?!

    Hello, I did work around it now - made a win7 vm on VMware and then migrated that to proxmox. That should work for now at least. If I come again in the situation that i need to install win i will give it a try again and provide information for it. Thanks for your quick replies! Awesome!
  20. R

    Win7 does not recognize Virtio 0.1.141 correclty?!

    Did try two different Windows ISOs. And two different driver ISOs files (did redownload the files etc.) Followed also a video tutorial but still get the same error message - that's why I was starting the thread :) So tried it again - no luck!

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