Re: [ceph-users] bluestore object overhead

2017-04-19 Thread Jason Dillaman
Does the bluestore min alloc size apply for 4k block-size files [1]? [1] https://github.com/ceph/ceph/blob/master/src/common/config_opts.h#L1063 On Wed, Apr 19, 2017 at 4:51 PM, Gregory Farnum wrote: > On Wed, Apr 19, 2017 at 1:49 PM, Pavel Shub wrote: >> On Wed, Apr 19, 2017 at 4:33 PM, Gregor

Re: [ceph-users] bluestore object overhead

2017-04-19 Thread Gregory Farnum
On Wed, Apr 19, 2017 at 1:49 PM, Pavel Shub wrote: > On Wed, Apr 19, 2017 at 4:33 PM, Gregory Farnum wrote: >> On Wed, Apr 19, 2017 at 1:26 PM, Pavel Shub wrote: >>> Hey All, >>> >>> I'm running a test of bluestore in a small VM and seeing 2x overhead >>> for each object in cephfs. Here's the ou

Re: [ceph-users] bluestore object overhead

2017-04-19 Thread Pavel Shub
On Wed, Apr 19, 2017 at 4:33 PM, Gregory Farnum wrote: > On Wed, Apr 19, 2017 at 1:26 PM, Pavel Shub wrote: >> Hey All, >> >> I'm running a test of bluestore in a small VM and seeing 2x overhead >> for each object in cephfs. Here's the output of df detail >> https://gist.github.com/pavel-citymaps

Re: [ceph-users] bluestore object overhead

2017-04-19 Thread Gregory Farnum
On Wed, Apr 19, 2017 at 1:26 PM, Pavel Shub wrote: > Hey All, > > I'm running a test of bluestore in a small VM and seeing 2x overhead > for each object in cephfs. Here's the output of df detail > https://gist.github.com/pavel-citymaps/868a7c4b1c43cea9ab86cdf2e79198ee > > This is on a VM with all

[ceph-users] bluestore object overhead

2017-04-19 Thread Pavel Shub
Hey All, I'm running a test of bluestore in a small VM and seeing 2x overhead for each object in cephfs. Here's the output of df detail https://gist.github.com/pavel-citymaps/868a7c4b1c43cea9ab86cdf2e79198ee This is on a VM with all daemons & 20gb disk, all pools are of size 1. Is this the expect

[ceph-users] bluestore object overhead

2017-04-17 Thread Pavel Shub
Hey All, I'm running a test of bluestore in a small VM and seeing 2x overhead for each object. Here's the output of df detail: GLOBAL: SIZE AVAIL RAW USED %RAW USED OBJECTS 20378M 14469M5909M 29.00772k POOLS: NAMEID CA