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HBase >> mail # dev >> HRegion for HRegionInfo?


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Re: HRegion for HRegionInfo?
HRegionInfo and HRegion are very different beasts. HRegion is the main
datastructure for region internals. You won't have access to it from the
client side. HRegionInfo is just a metadata holder.

Enis
On Fri, Mar 29, 2013 at 1:00 AM, Sean Zhong <[EMAIL PROTECTED]> wrote:

> Recuisive iteration over HDFS table folder an option? The performance
> should be good!
>
>
>
>
> On Sun, Mar 24, 2013 at 1:24 AM, Jean-Marc Spaggiari <
> [EMAIL PROTECTED]> wrote:
>
> > Hi Ted,
> >
> > There is no JIRA opened for that since I was not sure if it was
> > something required/useful/missing/etc.
> >
> > But maybe I'm going the wrong way. The idea is, for a given table, I
> > want to have the size of all the store files, per region.
> >
> > So far I'm using getClusterStatus so I can get all the regions for all
> > the tables. And then retrieve all the store files size.
> >
> > But in an environment where there is hundred tables with thousands
> > column, it might take a bit to long to get all the region for a
> > specific table.
> >
> > So the idea is to scan the META table to get all the regions for the
> > table I'm looking for, and from there, being able to get the HRegion
> > object for each of those regions...
> >
> > JM
> >
> > 2013/3/23 Ted Yu <[EMAIL PROTECTED]>:
> > > HRegion is used on region server side.
> > > Is this tracking on server side ?
> > > If there is JIRA, giving us the JIRA number would help.
> > >
> > > Cheers
> > >
> > > On Sat, Mar 23, 2013 at 9:01 AM, Jean-Marc Spaggiari <
> > > [EMAIL PROTECTED]> wrote:
> > >
> > >> Hi Ted,
> > >>
> > >> Yes, it's for 0.94 and newer.
> > >>
> > >> For a given table, and a given region, I want to get the
> storeFileSize.
> > >>
> > >> I want to be able to track the storeFileSize per region per table. And
> > >> since I already have the HRegionInfo I'm wondering if there is a way
> > >> to use this to get the HRegion to call getStorefileSizeMB.
> > >>
> > >> I already found few ways to get the getStorefileSizeMB for a region,
> > >> but none clean and easy using an HRegionInfo parameter.
> > >>
> > >> JM
> > >>
> > >> 2013/3/23 Ted Yu <[EMAIL PROTECTED]>:
> > >> > Can you clarify your use case ?
> > >> >
> > >> > This is for 0.94 and newer releases, I assume.
> > >> >
> > >> > On Sat, Mar 23, 2013 at 8:37 AM, Jean-Marc Spaggiari <
> > >> > [EMAIL PROTECTED]> wrote:
> > >> >
> > >> >> Hi,
> > >> >>
> > >> >> What's the best and cleanest way to get the HRegion object from the
> > >> >> HRegionInfo one? Is there any utility class doing that?
> > >> >>
> > >> >> Thanks,
> > >> >>
> > >> >> JM
> > >> >>
> > >>
> >
>
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB