[Freeipa-users] Disk layout - requirements

[Dmitri Pal]

On 05/06/2011 11:58 AM, Sigbjorn Lie wrote:
> On 05/06/2011 04:12 PM, Rob Crittenden wrote:
>> Steven Jones wrote:
>>>
>>> Hi,
>>>
>>> Digging through docs / googling I cant see any disk partition
>>> suggestions and size thereof requirements...
>>>
>>> Suggestions please?  sizing for 500 servers, 2000 desktops, 5000+
>>> users...
>>>
>>> Especially around having different sections of the IPA master of
>>> different raid groups if that's needed...
>>
>> It depends in part how you use IPA. A bare-bones user entry is about
>> 1k, a host that has a certificate is about the same. There is some
>> amount of overhead in the DIT and you'll need to consider the space
>> for groups, how many kerberos services you'll deploy (also about 1k
>> in size) and what other features of IPA you'll use. We have quite a
>> few indexes into the data, that will take some room too.
>>
>> I think additional RAM will be better than terabytes of disk. 389-ds
>> is going to try to cache much of this data, and with this number of
>> entries it can probably keep most if not all of the database in memory.
>>
>> We haven't done any analysis on different FS performance.
>>
>> Does that help?
>>
>> rob 
>
> Would you consider these documents describing sizing and performance
> tuning of the RH DS to be comparable/transferable to IPA?
>
>
> http://docs.redhat.com/docs/en-US/Red_Hat_Directory_Server/8.2/html/Installation_Guide/Installation_Guide-Platform_Support.html#Installation_Guide-Platform_Support-Hardware_Requirements
>
>
> http://docs.redhat.com/docs/en-US/Red_Hat_Directory_Server/8.2/html/Performance_Tuning_Guide/system-tuning.html
>
>
>

Yes these documents are applicable and can be used to tune up DS server
under IPA.

> Rgds,
> Siggi
>
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-- 
Thank you,
Dmitri Pal

Sr. Engineering Manager IPA project,
Red Hat Inc.


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