Re: Restoring ontape archives between 32 bit and 64 bit versions of

Hi, replication (HDR) is not possible between 32-bit IDS on one side and 64-bit IDS on the other side. Also, you can not take an archive on one and restore it on the other. Regards, Martin -- Martin Fuerderer IBM Informix Development Munich, Germany Information Management owner-informix-list@iiug.org wrote on 15.02.2005 17:22:05: > Unfortunately I don't have the equipment to test this on which would be > fairly trivial so I am asking this here. > > We have a customer who has two 64 bit AIX systems running a 32 bit > kernel and a 32 bit version of IDS. The two servers are replicated via > HDR. They also have two older systems running AIX which are backups > servers and also serve as a test suite. These are only 32 bit capable. > The data is transferred from the main system to the backup system using > an ontape archive. At the moment everthing runs the same version of IDS > so all is OK. > > Am I going to have problems with the ontape transfer if the main system > runs IDS 9.40.FC5 and the the standby server runs 9.40.UC5? My hunch is > that this isn't going to work. > > On a related note, and sorry if this is a "how long is a piece of > string" type question, what sort of performance improvement can I expect > by moving to a 64 bit kernel running a 64 bit version of IDS over 32 bit > versions on the same hardware? > > Ben. sending to informix-list