[ceph-users] Re: OT: How to Build a poor man's storage with ceph

2021-06-08 Thread Eneko Lacunza
Hi Michael, El 8/6/21 a las 11:38, Ml Ml escribió: Hello List, i used to build 3 Node Cluster with spinning Rust and later with (Enterprise) SSDs. All i did was to buy a 19" Server with 10/12 Slots, plug in the Disks and i was done. The Requirements were just 10/15TB Disk usage (30-45TB Raw).

[ceph-users] Re: OT: How to Build a poor man's storage with ceph

2021-06-08 Thread Sebastian Knust
Hi Michael, On 08.06.21 11:38, Ml Ml wrote: Now i was asked if i could also build a cheap 200-500TB Cluster Storage, which should also scale. Just for Data Storage such as NextCloud/OwnCloud. With similar requirements (server primarily for Samba and NextCloud, some RBD use, very limited budge

[ceph-users] Re: OT: How to Build a poor man's storage with ceph

2021-06-08 Thread Christian Wuerdig
Since you mention NextCloud it will probably be RWG deployment. ALso it's not clear why 3 nodes? Is rack-space a premium? Just to compare your suggestion: 3x24 (I guess 4U?) x 8TB with Replication = 576 TB raw storage + 192 TB usable Let's go 6x12 (2U) x 4TB with EC 3+2 = 288 TB raw storage + 172

[ceph-users] Re: OT: How to Build a poor man's storage with ceph

2021-06-08 Thread Janne Johansson
Den tis 8 juni 2021 kl 11:39 skrev Ml Ml : > Maybe combine 3x 10TB HDDs to a 30TB Raid0/striping Disk => which > would speed up the performance, but have a bigger impact on a dying > disk. ^^ This sounds like a very bad idea. When this 30T monster fails, you will have to wait for 30TB to reb