Re: auto-added RegionServers

2012-05-23 Thread Michael Drzal
I think a similar concept would be a great idea. It would definitely prevent the type of issue that you mentioned. I think that if it was done in a similar way to how it is handled for hadoop, where you can specify a list, but if you don't, you get autoadd, should keep everyone happy. Mike

Re: HTable.getEndKeys() returning empty results

2012-03-08 Thread Michael Drzal
On Thu, Mar 8, 2012 at 2:52 PM, Stack st...@duboce.net wrote: On Thu, Mar 8, 2012 at 11:50 AM, de Souza Medeiros Andre andre.medei...@aalto.fi wrote: Or does this happen only with one-region tables? Yes Even with multiregion tables, you will still get a null start key for the first

Re: HTable.getEndKeys() returning empty results

2012-03-08 Thread Michael Drzal
On Thu, Mar 8, 2012 at 2:50 PM, de Souza Medeiros Andre andre.medei...@aalto.fi wrote: Thanks for the answer. This is quite confusing though, what is the point of having a method to retrieve the last key if we know that anyway it will be an empty byte array? Or does this happen only with

Re: HBase BigTable + History: Can it run decently on a 512MB machine? What's the difference between the two?

2012-03-05 Thread Michael Drzal
You really need to consider the entire historical context here. A lot of the memory used in hbase is buffering writes to disk and for the block cache. These days, it isn't unreasonable to get 12 2-3TB disks in a commodity server. Back in 2003, you would not get as many disks, and they would be