Hello Wesley, I couldn't find any tracker related to this and since min_size=1 has been involved in many critical situations with data loss, I created this one: https://tracker.ceph.com/issues/66641 Regards, Frédéric. ----- Le 17 Juin 24, à 19:14, Wesley Dillingham wes@xxxxxxxxxxxxxxxxx a écrit : > Perhaps Ceph itself should also have a warning pop up (in "ceph -s", "ceph > health detail" etc) when replica and min_size=1 or in an EC if min_size < > k+1. Of course it could be muted but it would give an operator pause > initially when setting that. I think a lot of people assume replica size=2 > is safe enough. I imagine this must have been proposed before. > > Respectfully, > > *Wes Dillingham* > LinkedIn <http://www.linkedin.com/in/wesleydillingham> > wes@xxxxxxxxxxxxxxxxx > > > > > On Mon, Jun 17, 2024 at 1:07 PM Anthony D'Atri <anthony.datri@xxxxxxxxx> > wrote: > >> >> >> >> >> * We use replicated pools >> >> * Replica 2, min replicas 1. >> >> Note to self: Change the docs and default to discourage this. This is >> rarely appropriate in production. >> >> You had multiple overlapping drive failures? >> >> _______________________________________________ >> ceph-users mailing list -- ceph-users@xxxxxxx >> To unsubscribe send an email to ceph-users-leave@xxxxxxx >> > _______________________________________________ > ceph-users mailing list -- ceph-users@xxxxxxx > To unsubscribe send an email to ceph-users-leave@xxxxxxx _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx
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