Re: ceph reweight-by-utilization and increasing

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Am 20.09.2016 um 13:49 schrieb Dan van der Ster:
> Hi Stefan,
> 
> What's the current reweight value for osd.110? It cannot be increased above 1.

ah OK it's 1 already. But that doesn't make sense cause this means all
other osds (f.e. 109 osds) have to be touches to get lower values before
110 get's more data...

Stefan

> 
> Cheers, Dan
> 
> 
> 
> On Tue, Sep 20, 2016 at 12:13 PM, Stefan Priebe - Profihost AG
> <s.priebe@xxxxxxxxxxxx> wrote:
>> Hi,
>>
>> while using ceph hammer i saw in the doc of ceph reweight-by-utilization
>> that there is a --no-increasing flag. I do not use it but never saw an
>> increased weight value even some of my osds are really empty.
>>
>> Example:
>> 821G  549G  273G  67% /var/lib/ceph/osd/ceph-110
>>
>> vs.
>>
>> 821G  767G   54G  94% /var/lib/ceph/osd/ceph-13
>>
>> I would expect that ceph reweight-by-utilization increases osd.110
>> weight value but instead it still lowers other osds.
>>
>> Greets,
>> Stefan
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