[ceph-users] Re: Ceph symbols for v15_2_0 in pacific libceph-common

2025-01-16 Thread Bill Scales
Hi, Nothing to worry about here you are using the correct symbols – the v15_2_0 in symbols like ceph::buffer::v15_2_0::ptr::copy_out is an API version, not the code version. There have not been any API changes to ceph::buffer for several years so it still has v15_2_0 even in the latest squid re

[ceph-users] Re: Erasure coding scheme 2+4 = good idea?

2024-10-10 Thread Bill Scales
Hi, > Is it possible to recover two data chunks out of 2 coding chunks? Yes. > What do you think about 2+4, is it a good idea or a bad one? Some differences between a replica pool and an erasure code pool to consider: 1. If an OSD fails there will be a lot more network traffic between the site