Re: chooseleaf_descend_once

2012-11-28 Thread Caleb Miles
Hey Jim, Running the third test with tunable chooseleaf_descend_once 0 with no devices marked out yields the following result (999.827397, 0.48667056652539997) so chi squared value is 999 with a corresponding p value of 0.487 so that the placement distribution seems to be drawn from

Re: chooseleaf_descend_once

2012-11-28 Thread Jim Schutt
On 11/28/2012 09:11 AM, Caleb Miles wrote: Hey Jim, Running the third test with tunable chooseleaf_descend_once 0 with no devices marked out yields the following result (999.827397, 0.48667056652539997) so chi squared value is 999 with a corresponding p value of 0.487 so

Re: chooseleaf_descend_once

2012-11-27 Thread Jim Schutt
Hi Caleb, On 11/26/2012 07:28 PM, caleb miles wrote: Hello all, Here's what I've done to try and validate the new chooseleaf_descend_once tunable first described in commit f1a53c5e80a48557e63db9c52b83f39391bc69b8 in the wip-crush branch of ceph.git. First I set the new tunable to it's

chooseleaf_descend_once

2012-11-26 Thread caleb miles
Hello all, Here's what I've done to try and validate the new chooseleaf_descend_once tunable first described in commit f1a53c5e80a48557e63db9c52b83f39391bc69b8 in the wip-crush branch of ceph.git. First I set the new tunable to it's legacy value, disabled, tunable choose_local_tries 0