Re: [stable] 2.6.16.6 breaks java... sort of

[Greg KH <greg@kroah.com>]

On Wed, Apr 19, 2006 at 12:52:33PM -0600, David Wilk wrote:
> Howdy folks.  thanks for the great work on the stable series, btw.
> 
> I think an issue was introduced with mprotect (the first patch in
> 2.6.16.6).  With 2.6.16.5, tomcat runs fine (in sun-1.5), but in
> 2.6.16.7, the JVM bails out complaining that it couldn't allocate
> enough heap space.
> 
> If I remove '-Xmx768m' from JAVA_OPTS, then the JVM is able to
> startup.  The machine had 1GB of RAM and 2GB of swap, so it should
> have had plenty to give the JVM the 1GB it expects to get with an Xmx
> of 768MB, and this worked in 2.6.16.5 and below.
> 
> I don't know if this is expected and satisfactory behavior, but I
> figured I should give ya'll the heads up.

Odds are it isn't "expected", but Hugh would be the best judge of that.
Hugh?

thanks for letting us know about this,

greg k-h