On 07/19/2018 04:44 AM, Satish Patel wrote: > If i have 8 OSD drives in server on P410i RAID controller (HP), If i > want to make this server has OSD node in that case show should i > configure RAID? > > 1. Put all drives in RAID-0? > 2. Put individual HDD in RAID-0 and create 8 individual RAID-0 so OS > can see 8 separate HDD drives > > What most people doing in production for Ceph (BleuStore)? We have P840ar controllers with battery backed cache in our OSD nodes and configured an individual RAID-0 for each OSD (ceph luminous + bluestore). We have not seen any problems with this setup so far and performance is great at least for our workload. Dietmar
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