On Sat, 2005-01-29 at 00:22 +0100, tobias wrote: > Hello everybody, > > recently I decided to switch from fedora to Debian Sarge. The > installation via the netinstall disk image went through smoothly and I > am a happy new Debain user now. > > But: there is a strange performance problem which wasn't there before. > Using Gnome or KDE every couple of seconds the mouse poiner "stumbles", > regardless if I use a USB or ps/2 device. There is also a short delay > moving windows or even displaying text while typing. Moreover smooth > playing of mp3s is not possible - seems to be the same problem. > > Using top or similar programs I wasn't able to identify a process which > eats up my system performance. The CPU has something around 5%, load > average around 0.4. > > Has anybody encountered similar problems? I would appreciate hints how > to deal with this problem. > Or could it be that the hardware is too old? It's a 700MHz Athlon, > 512MB... should be able to play mp3, I think. On fedora, there was a 2.4 > kernel, now it's 2.6.8. Naively, I would expected a performance gain. Could it be that your disk(s) aren't running in DMA mode? $ dmesg | grep ^hda hda: Maxtor 6Y120P0, ATA DISK drive hda: max request size: 128KiB hda: 240121728 sectors (122942 MB) w/7936KiB Cache, CHS=65535/16/63, UDMA(133) hda: cache flushes supported $ /sbin/hdparm /dev/hda /dev/hda: multcount = 16 (on) IO_support = 1 (32-bit) unmaskirq = 1 (on) using_dma = 1 (on) <<<<<<<<<<<<<<<<<<<<<<<<<<<<<< keepsettings = 0 (off) readonly = 0 (off) readahead = 256 (on) geometry = 65535/16/63, sectors = 122942324736, start = 0 -- ----------------------------------------------------------------- Ron Johnson, Jr. Jefferson, LA USA PGP Key ID 8834C06B I prefer encrypted mail. I am *not* my children's friend; I am their parent.
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