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From Karthik Ranganathan <kranganat...@fb.com>
Subject Re: hbase.regionserver.handler.count
Date Tue, 15 Nov 2011 18:54:06 GMT
@Mark - like Doug said its dependent on the hardware SKU and load type. We
(at FB) are using 300 handlers on a box with 16 cores and 48G (24G for RS).

On 11/15/11 9:43 AM, "Mark" <static.void.dev@gmail.com> wrote:

>Perhaps section 2.8.2.3 of the hbase book should be updated then?
>
>On 11/15/11 9:17 AM, Doug Meil wrote:
>> Hi there, per..
>>
>> http://hbase.apache.org/book.html#perf.handlers
>>
>> ... this is a per-RegionServer config, and it would take a pretty big
>>box
>> to satisfy 100 concurrent RS requests.
>>
>>
>>
>>
>> On 11/15/11 11:09 AM, "Mark"<static.void.dev@gmail.com>  wrote:
>>
>>> In the HBase book it states:
>>>
>>> " It is safe to set that number to the maximum number of incoming
>>> clients if their payload is small...."
>>>
>>> We have around 100 rails application servers so is this say its safe
>>> (and recommended) to bump this number up from the default 10 to 100?
>>>
>>> Thanks for the help.
>>


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