Re: Random SIGSEGVs and 2.6.0-test10

From: Bill Davidsen
Date: Mon Dec 01 2003 - 22:24:01 EST

In article <3FC559AB.7000806@xxxxxxxx>, Shawn Starr <spstarr@xxxxxxxx> wrote:
>It's funny you mention random userland SIGSEGV's.
>I don't know if this some of the fallout wrt CONFIG_PREEMPT being
>enabled or not but using vmware and running my ncurses mp3 player seems
>to trigger an oddity:
>Apon using vmware, it may sometimes crap out with a internal bug # and
>in doing so, sometimes my mp3 player will segfault for no reason. This
>randomly happens. I do have preempt enabled. Even more odd is the fact
>that even if I have only say 4500K left out of 576MB, there is 0 swap
>usage. The kernel malloc fails if there is no physical memory? If I have
>a huge swap file/disk wouldn't it malloc some of that virtual memory?
>There is no OOM kill either happening since there's no log of that from
>the kernel saying it did an OOM kill.
>I would certainly like to debug any weird oddities. My systems seem to
>be good test grounds for such things :-)

1 - You can play with swappiness which should get swap used
2 - I doubt that's the problem
bill davidsen <davidsen@xxxxxxx>
CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
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