That sounds like a bug Ramakrishna. St.Ack
On Tue, Jul 12, 2011 at 5:06 AM, Ramkrishna S Vasudevan <[email protected]> wrote: > Hi , > > > > I think there is a bug in HBaseAdmin.getConnection(). > > > > The reason is > > In HConnectionManager the connection object is cached based on the > HConnectionKey. > > > > The equals method checks the value of the CONNECTION_PROPERTIES. > > > > Suppose if we do a restart/switch of the master and again try to do an > enable table operation then in the test code we will create a new HBaseAdmin > object. > > > > But the connection that the Admin creates to the Master is taken from the > cache though it is a new connection. > > > > Here none of the values in the CONNECTION_PROPERTIES is changed so we get > the same connection object, the one when the previous master was active and > hence though the master has been restarted we get the old active master > address and hence an exception is thrown. > > > > So in order to pass the test case we change the value of one of the > CONNECTION PROPERTIES so that the cached connection object is not returned. > > > > Correct me if am wrong? > > > > Am getting this problem when i try to run the test case of HBASE-4052 in > trunk. This is one of the problems that I faced. Other one is that the > region server doesnt > > checkin after master switch has happened. > > I overcame this by changing the value for one of the CONNECTION > PROPERTIES.(a workaround). > > > > Regards > > Ram > > > > **************************************************************************** > *********** > This e-mail and attachments contain confidential information from HUAWEI, > which is intended only for the person or entity whose address is listed > above. Any use of the information contained herein in any way (including, > but not limited to, total or partial disclosure, reproduction, or > dissemination) by persons other than the intended recipient's) is > prohibited. If you receive this e-mail in error, please notify the sender by > phone or email immediately and delete it! > > > >
