On Wed, 23 Jan 2013, Chen, Xiaoxi wrote:
> 
> Hi list,
>          When first time I start my ceph cluster,it takes more than 15 
> minutes to get all the pg active&clean. It's fast at first (say 100pg/s) but 
> quite slow when only hundreds of PG left peering.
>          Is it a common situation? Since there is quite a few disk IO and 
> network IO during this time, what stop osd from faster initialize?
>          Can multi-monitor do any help with this?

How many PGs and OSDs?  Do the OSDs come up at the same time, or is there 
a small number of OSDs that initially get all PGs?

sage

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