On Tue, Jan 14, 2014 at 4:38 AM, <[email protected]> wrote: > Hello Petsc Users, > > > > I am using the distributed array format and have noticed it uses less > memory than the AIJ format and less point-to-point communication. Does > anyone know why this is so? I think the distributed array format uses less > memory because it doesn’t use look up tables like the AIJ format does. Any > help will be greatly appreciated. >
The DMDA does not actually store anything. Data is kept in Vec and Mat objects. Matt > Regards, > > Wadud. > > ___________________________________________________ > ____________________________ The information in this email and in any > attachment(s) is commercial in confidence. If you are not the named > addressee(s) or if you receive this email in error then any distribution, > copying or use of this communication or the information in it is strictly > prohibited. Please notify us immediately by email at admin.internet(at) > awe.co.uk, and then delete this message from your computer. While > attachments are virus checked, AWE plc does not accept any liability in > respect of any virus which is not detected. AWE Plc Registered in England > and Wales Registration No 02763902 AWE, Aldermaston, Reading, RG7 4PR > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener
