Re: [ceph-users] CRUSH Algorithm

2015-11-30 Thread Gregory Farnum
The code is in ceph/src/crush of the gut repo, but it's pretty opaque. If you go to the Ceph site and look through the pages there's one about "publications" (or maybe just documentation? I think publications) that hosts a paper on how CRUSH works. IIRC it's using the jenkins hash on the object na

[ceph-users] CRUSH Algorithm

2015-11-30 Thread James Gallagher
Hi, I was wondering what hash function the CRUSH algorithm used, is there any way that I can access the code for it? Or is it a commonly used one such as MD5 or SHA-1. Essentially, I'm just looking to read more information about it as I'm interested how this is used in order to look up objects ind