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Don`t have separate JVMs for each zone better performance then having just
one JVM for all zone?
> -----Original Message-----
> From: Martin Kuba [SMTP:[EMAIL PROTECTED]]
> Sent: 11 Mayıs 2000 Perşembe 13:38
> To: Java Apache Users
> Subject: Re: Seperate JVM with other users
>
> ----------------------------------------------------------------
> BEFORE YOU POST, search the faq at <http://java.apache.org/faq/>
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>
> Duane Gran wrote:
> > Martin,
> >
> > Thanks for sharing this. I'm curious if you, or others, have some
> > thoughts on how reasonable this is, with respects to performance. Most
> of
> > the time the JVM remains idle, but it uses a bit of memory. Naturally
> > there are grave consequences to allowing any user the ability to affect
> > the whole engine for all users, but how feasible is it to do this for
> many
> > zones?
>
> Having one JVM per user is not good for performance, of course, but is
> essencial for security. From the operating system point of view the JVM
> is just one process, and access permissions for files and other resources
> are checked against this process, not particular threads.
>
> You typically cannot have both tight security and high performance, there
> must be some tradeoff.
>
> Martin
>
>
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