Re: [ceph-users] bluestore min alloc size vs. wasted space

2018-02-20 Thread Igor Fedotov
On 2/20/2018 11:57 AM, Flemming Frandsen wrote: I have set up a little ceph installation and added about 80k files of various sizes, then I added 1M files of 1 byte each totalling 1 MB, to see what kind of overhead is incurred per object. The overhead for adding 1M objects seems to be 12252M

[ceph-users] bluestore min alloc size vs. wasted space

2018-02-20 Thread Flemming Frandsen
I have set up a little ceph installation and added about 80k files of various sizes, then I added 1M files of 1 byte each totalling 1 MB, to see what kind of overhead is incurred per object. The overhead for adding 1M objects seems to be 12252M/100 = 0.012252M or 122 kB per file, which is