Ny one ? We doing a series of tests to be confident, but if there is some data folks, who have had RAID 5 on kafka, have to share, please do.
Regards. On Mon, Mar 23, 2020 at 11:29 PM Vishal Santoshi <vishal.santo...@gmail.com> wrote: > << In RAID 5 one can loose more than only one disk RAID here will be data > corruption. > >> In RAID 5 if one looses more than only one disk RAID there will be data > corruption. > > On Mon, Mar 23, 2020 at 11:27 PM Vishal Santoshi < > vishal.santo...@gmail.com> wrote: > >> One obvious issue is disk failure toleration . As in if RF =3 on.normal >> JBOD disk failure toleration is 2. In RAID 5 one can loose more than only >> one disk RAID here will be data corruption. effectively making the broker >> unusable, thus reducing our drive failure toleration to 2 drives ON 2 >> different brokers with the added caveat that we loose the whole broker as >> well ? >> >> >> On Mon, Mar 23, 2020 at 10:42 PM Vishal Santoshi < >> vishal.santo...@gmail.com> wrote: >> >>> We have a pretty busy kafka cluster with SSD and plain JBOD. We >>> planning or thinking of using RAID 5 ( hardware raid or 6 drive SSD >>> bokers ) instead of JBID for various reasons. Hss some one used RAID 5 ( we >>> know that there is a write overhead parity bit on blocks and recreating a >>> dead drive ) and can share there experience on it . Confluent advises >>> against it but there are obvious ease one gets with RAID ( RAID 10 is to >>> expensive space wise ) .... Any advise /comments etc will be highly >>> appreciated. >>> >>> Regards. >>> >>>
