Create table with region replication hung

2016-02-06 Thread Melvin Kanasseril
Hi folks, We have run into an odd issue where when we try to create a table with region replication > 1, the operation gets hung. This happens when we do the same over the shell or the java client. On the shell - create 'myTable', 'myCF', {REGION_REPLICATION =>

Re: Region replication?

2011-04-19 Thread Jean-Daniel Cryans
hackers for Data  Mining and Analytics > http://blog.sematext.com/2011/04/18/hiring-data-mining-analytics-machine-learning-hackers/ > > > > > - Original Message >> From: Jean-Daniel Cryans >> To: user@hbase.apache.org >> Sent: Tue, April 19, 2011 5:28:46 PM

Re: Region replication?

2011-04-19 Thread Otis Gospodnetic
ytics-machine-learning-hackers/ - Original Message > From: Jean-Daniel Cryans > To: user@hbase.apache.org > Sent: Tue, April 19, 2011 5:28:46 PM > Subject: Re: Region replication? > > I don't know why you would want to serve from other region servers if > all

Re: Region replication?

2011-04-19 Thread Jean-Daniel Cryans
g-data-mining-analytics-machine-learning-hackers/ > > > > > > - Original Message >> From: Jean-Daniel Cryans >> To: user@hbase.apache.org >> Sent: Tue, April 19, 2011 5:10:07 PM >> Subject: Re: Region replication? >> >> We have somet

Re: Region replication?

2011-04-19 Thread Otis Gospodnetic
8/hiring-data-mining-analytics-machine-learning-hackers/ - Original Message > From: Jean-Daniel Cryans > To: user@hbase.apache.org > Sent: Tue, April 19, 2011 5:10:07 PM > Subject: Re: Region replication? > > We have something on the menu: > https://issues.apache.org/

Re: Region replication?

2011-04-19 Thread Edward Capriolo
On Tue, Apr 19, 2011 at 4:09 PM, Ted Dunning wrote: > This is kind of true. > > There is only one regionserver to handle the reads, but there are > multiple copies of the data to handle fail-over. > > On Tue, Apr 19, 2011 at 12:33 PM, Otis Gospodnetic > wrote: >> My question has to do with one of

Re: Region replication?

2011-04-19 Thread Jean-Daniel Cryans
We have something on the menu: https://issues.apache.org/jira/browse/HBASE-2357 Coprocessors: Add read-only region replicas (slaves) for availability and fast region recovery Something to keep in mind is that you have to cache the data for each replica, so a row could be in 3 different caches (whi

Re: Region replication?

2011-04-19 Thread Ted Dunning
This is kind of true. There is only one regionserver to handle the reads, but there are multiple copies of the data to handle fail-over. On Tue, Apr 19, 2011 at 12:33 PM, Otis Gospodnetic wrote: > My question has to do with one of the good comments from Edward Capriolo, who > pointed out that  s

Region replication?

2011-04-19 Thread Otis Gospodnetic
Hi, I imagine lots of HBase folks have read or will want to read http://blog.milford.io/2011/04/why-i-am-very-excited-about-datastaxs-brisk/ , including comments. My question has to do with one of the good comments from Edward Capriolo, who pointed out that some of the Configurations he descr