Re: what happens if a server crashes with cephfs?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



POSIX fsync guarantees should hold with cephfs, I guess?

Nathan Fish <lordcirth@xxxxxxxxx> schrieb am Mi., 7. Dez. 2022, 20:13:

> OSDs journal writes and can ACK before writeback finishes. But the
> journal is still stable storage. I'm not aware of anything important
> that is ACK'd while only in RAM.
>
> On Wed, Dec 7, 2022 at 1:08 PM Charles Hedrick <hedrick@xxxxxxxxxxx>
> wrote:
> >
> > I believe asynchronous operations are used for some operations in
> cephfs. That means the server acknowledges before data has been written to
> stable storage. Does that mean there are failure scenarios when a write or
> close will return an error? fail silently?
> >
> > _______________________________________________
> > 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



[Index of Archives]     [Information on CEPH]     [Linux Filesystem Development]     [Ceph Development]     [Ceph Large]     [Ceph Dev]     [Linux USB Development]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [xfs]


  Powered by Linux