Re: Via C3-2 stepping 6.9.5 + VT8235 ide/dma/network hang

From: Jason Mancini
Date: Mon Jun 21 2004 - 20:22:58 EST


Hi, I'm using Mandrake cooker kernel 2.6.7-0rc3.1 on a
Via Epia/Eden M10000N Nehemiah board with 512MB ram
and a udma5-capable harddrive. Looks like the
active drivers are vt82cxxx 3.38 and via-rhine.

1) heavy disk activity: works great for hours (hdparm -m16 -c1 -u1 -d1 -X66)
2) heavy disk activity + network load: hangs and resets, or hangs hard,
generally within minutes.

Ok, I did *5* things and one of them must be the culprit, place your bets! ;-)

1) used gcc 3.3.2-7mdk instead of 3.4.1-0.3mdk
2) enabled regparm
3) enabled preempt
4) -fomit_frame_pointer (config_frame_pointer=no)
5) changed cpu from i586 to C3-2 (i686)

The stock devel RPM kernel seems to work wonderfully, I'm just a few compiles away...

Many Thanks!
Jason Mancini

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