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From Harsh J <ha...@cloudera.com>
Subject Re: correct way to reserve space
Date Thu, 27 Oct 2011 10:45:37 GMT
Rita/Alexander,

You may be interested in continuing the discussion for this feature at
https://issues.apache.org/jira/browse/HDFS-1564

Sorry I could not post that link earlier, as I was on my phone.

On Thu, Oct 27, 2011 at 1:15 PM, Alexander C.H. Lorenz
<wget.null@googlemail.com> wrote:
> Hi Harsh,
>
> ah, nice to know, thanks ;)
>
> best,
>  Alex
>
> On Thu, Oct 27, 2011 at 9:27 AM, Harsh J <harsh@cloudera.com> wrote:
>
>> The percentage opt is not valid on 0.20 iirc.
>>
>> On Thursday, October 27, 2011, Alexander C.H. Lorenz <
>> wget.null@googlemail.com> wrote:
>> > Hi,
>> >
>> > in hdfs-site.xml:
>> >
>> > <property>
>> >  <name>dfs.datanode.du.reserved</name>
>> >  <value> VALUE_HERE (maybe 30000000000) </value>
>> > </property>
>> >
>> > <property>
>> >  <name>dfs.datanode.du.pct</name>
>> >  <value>0.9f</value>
>> > </property>
>> >
>> > But not available for each partition, its a general parameter. Correct me
>> > please if I wrong.
>> >
>> > regards,
>> >  Alex
>> >
>> >
>> >
>> > On Thu, Oct 27, 2011 at 2:24 AM, Rita <rmorgan466@gmail.com> wrote:
>> >
>> >> What is the correct way to reserve space for hdfs?
>> >>
>> >> I currently have 2 filesystem, /fs1 and /fs2 and I would like to reserve
>> >> space for non-dfs operations. For example, for /fs1 i would like to
>> reserve
>> >> 30gb of space for non-dfs and 10gb of space for /fs2 ?
>> >>
>> >>
>> >> I fear HADOOP-2991 is still haunting us?
>> >>
>> >> I am using CDH 3U1
>> >>
>> >>
>> >>
>> >>
>> >> --
>> >> --- Get your facts first, then you can distort them as you please.--
>> >>
>> >
>> >
>> >
>> > --
>> > Alexander Lorenz
>> > http://mapredit.blogspot.com
>> >
>>
>> --
>> Harsh J
>>
>
>
>
> --
> Alexander Lorenz
> http://mapredit.blogspot.com
>



-- 
Harsh J

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