This one is under active discussion: HDFS-4672 Support tiered storage policies
Cheers On Tue, Apr 9, 2013 at 10:02 PM, ramkrishna vasudevan < [email protected]> wrote: > Hi > > Interesting topic and we have a JIRA already raised for such a feature. > But still the work is in progress > https://issues.apache.org/jira/browse/HBASE-6572 > https://issues.apache.org/jira/browse/HDFS-2832 > > Regards > Ram > > > On Tue, Apr 9, 2013 at 10:07 PM, Stack <[email protected]> wrote: > > > On Tue, Apr 9, 2013 at 4:41 AM, Bing Jiang <[email protected]> > > wrote: > > > > > hi, > > > > > > There are some physical machines which each one contains a large > ssd(2T) > > > and general disk(4T), > > > and we want to build our hdfs and hbase environment. > > > > > > > What kind of workload do you intend to run on these machines? Do you > have > > enough space running all of your work load on SSD? At an extreme, you > > could have two clusters -- one running on SSDs for low latency workloads > > and the other on spinning disk -- and perhaps your segregation is such > that > > having to copy between the two systems is rare, etc., etc. > > > > St.Ack > > >
