Lee Revell escribe: > On Mon, 2006-02-13 at 13:08 +0100, Ismael Valladolid Torres wrote: > > fons adriaensen escribe: > > > > How much memory does your machine have? Is it swapping when this > > > > slowdown occurs? > > > > > > Good question. This really looks like an 'out of memory' problem. > > > > Just 160MB but then why does it swap only when jackd is running > > realtime? > > Because jackd only locks all its memory in realtime mode. Clearly this is my problem. If I tell jackd not to lock memory at all, then applications open succesfully even if in realtime mode but... xruns are back! I think I'll try to get more memory. This G3 uses PC100 SDRAM, more difficult to find right now even in eBay and at prices like DDR2 new. > Try adding this line to /etc/security/limits.conf: > > * stack hard 512 > > then reboot. This will save you 7.5MB of unswappable memory per thread. I'll give this a try and tell you all. Cordially, Ismael -- Dropping science like when Galileo dropped his orange http://lamediahostia.blogspot.com/ http://www.flickr.com/photos/ivalladt/