On Mar 31, 2007, at 7:53 AM, subginge wrote: > I'm using MacPro Dual 2.66 with 4 GB RAM and just discovered that > in the Activity Monitor, > whenever a song uses more than 2 GB, the Real Memory cell in the > monitor jumps to > 16.777.216,00 TB, which is strange to say the least. I suspect that > might be one of the > reasons why Logic is very unstabile in certain projects. I have > been suspecting Kontakt2 or > Altiverb but they're just helping pushing Logic over that limit. > This doesn't happen on G5s to > my knowledge. It would be interesting to hear if any MacPro users > can get a sane reading > from the Activity Monitor once a project crosses the 2 GB border. > I've read two other posts on > Apple's Logic discussion forum from people with the same symptoms. Sounds like a simple sign extension bug in Activity Monitor; the high order bit gets set, a signed extension to 64 bits is done, and then its displayed as an unsigned number, or something like that. This has nothing at all to do with Logic.