SMP and IP_PREEMPTION
jhb at freebsd.org
Mon Mar 6 18:30:26 GMT 2006
On Monday 06 March 2006 11:49, JoaoBR wrote:
> I would like to here your opinion about a problem I may have.
> I experience sudden reboot, no panic, no message at all on SMP systems
> (releng_6 up-to-date) when the kernel is compiled with
> Appearently the reboot occures when the system goes to use almost 2GB of RAM.
> I am not so sure but appearently the problem is less with ULE and seems to
> disappear with ULE and without IPI_PREEMPTION and the system runs up to
> almost 4Gb normally.
> The server are dedicated cache (squid) server
> Is this problem and "solution" only a impression or is there any reason or
> fact some knows?
I'm not aware of the problem, but I don't think IPI_PREEMPTION has been
widely tested yet.
John Baldwin <jhb at FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve" = http://www.FreeBSD.org
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