On Tue, Jan 5, 2010 at 9:54 AM, Xavier Bestel <xavier.bestel@xxxxxxx> wrote: > On Tue, 2010-01-05 at 09:48 -0600, Paul Hartman wrote: >> 2010/1/5 Kimmo Hämäläinen <kimmo.hamalainen@xxxxxxxxx>: >> > Hi, >> > >> > On Sun, 2009-12-27 at 22:38 +0100, ext Paul Hartman wrote: >> >> Hi, >> >> >> >> I'm using linux kernel 2.6.32 on my PC and mount N900 in mass storage >> >> mode using vfat (async). >> >> >> >> If I write one file then sync/umount, write speed is about 17MB/sec, >> >> same as I get on Windows Vista. However, if I write more than one file >> >> and then sync/umount, speed is terrible, around 2MB/sec (and in kernel >> >> 2.6.31 that speed was about 450kb/sec using the old pdflush code). So >> >> it seems linux is maybe creating multiple write streams and N900 >> >> doesn't deal with that well at all. >> > >> > There has been some USB speed-ups since the sales release, but I'm not >> > sure if they fix this multiple file copying problem. I think it's best >> > to file a bug to maemo.org, so Maemo kernel guys get the word (I think >> > too few of them read this mailing list). >> >> Done. Will also post to LKML in case it's a general problem with linux >> i/o scheduler on the PC side. >> >> https://bugs.maemo.org/show_bug.cgi?id=7677 > > I don't think LKML will appreciate debugging a problem in a kernel with > closed-source components. I posted to LKML in case it's a problem with the linux kernel on my PC, not the kernel on N900. _______________________________________________ maemo-users mailing list maemo-users@xxxxxxxxx https://lists.maemo.org/mailman/listinfo/maemo-users
