Re: [ceph-users] Question regarding rbd cache

2015-03-03 Thread Jason Dillaman
25, 2015 7:12:01 PM Subject: [ceph-users] Question regarding rbd cache Hi folks, I am curious about how RBD cache works, whether it caches and writes back entire objects. For example, if my VM images are stored with order 23 (8MB blocks), would a 64MB rbd cache only be able to cache 8 objects

[ceph-users] Question regarding rbd cache

2015-02-25 Thread Xu (Simon) Chen
Hi folks, I am curious about how RBD cache works, whether it caches and writes back entire objects. For example, if my VM images are stored with order 23 (8MB blocks), would a 64MB rbd cache only be able to cache 8 objects at a time? Or does it work at a more granular fashion? Also, when a