From: Chris C. <ca...@al...> - 2003-11-25 09:33:57
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On Tuesday 25 Nov 2003 9:04 am, Richard Bown wrote: > I'm a bit concerned about the amount of CPU taken up by playing a > single audio file on your machine though. I can play two > simulataneously on the laptop at about 5% CPU for the sequenecer. > 8 simultaneous currently at about 30% (starts falling apart a bit). Well, this is odd. I created a file with 11 simultaneous audio tracks (meant to be 10 but I miscounted). It plays fine, and fast-forward/rewind work fine. But as it plays, more sequencer threads get spawned, until by the end I have four: cannam 6764 3.1 1.7 48540 18036 pts/5 S 09:27 0:01 lt-rosegardensequencer cannam 6777 0.0 1.7 48540 18036 pts/5 S 09:27 0:00 lt-rosegardensequencer cannam 6778 13.3 1.7 48540 18036 pts/5 S 09:27 0:06 lt-rosegardensequencer cannam 6779 10.6 1.7 48540 18036 pts/5 S 09:27 0:05 lt-rosegardensequencer Is that expected? CPU usage varies between 15 and 30% for two of them, the other two don't figure highly. Replaying the file never seems to give me more than four threads. Chris |