[ceph-users] Re: Stretch mode size

2023-11-15 Thread Eugen Block
No it’s not too late, it will take some time till we get there. So thanks for the additional input, I am aware of the MON communication. Zitat von Sake Ceph : Don't forget with stretch mode, osds only communicate with mons in the same DC and the tiebreaker only communicate with the other mon

[ceph-users] Re: Stretch mode size

2023-11-15 Thread Sake Ceph
Don't forget with stretch mode, osds only communicate with mons in the same DC and the tiebreaker only communicate with the other mons (to prevent split brain scenarios). Little late response, but I wanted you to know this :) ___ ceph-users mailing lis

[ceph-users] Re: Stretch mode size

2023-11-14 Thread Eugen Block
Thanks for your comments, Sake and David. Depending on the customer's budget we'll then either run some tests with the documented stretch mode or build our own stretch mode in "legacy" style by creating a suitable crush rule. Thanks! Eugen Zitat von Sake Ceph : I believe they are working o

[ceph-users] Re: Stretch mode size

2023-11-09 Thread Sake Ceph
I believe they are working on it or want to work on it to revert from a stretched cluster, because of the reason you mention: if the other datacenter is totally burned down, you maybe want for the time being switch to one datacenter setup. Best regards, Sake > Op 09-11-2023 11:18 CET schreef