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Re: PATCH: useheap (was: Re: PATCH: Improved _mailboxes)

X-seq: zsh-workers 9868
From: "Bart Schaefer" <schaefer@xxxxxxxxxxxxxxxxxxxxxxx>
To: zsh-workers@xxxxxxxxxxxxxx
Subject: Re: PATCH: useheap (was: Re: PATCH: Improved _mailboxes)
Date: Thu, 24 Feb 2000 18:02:35 +0000
In-reply-to: <200002240856.JAA15828@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Mailing-list: contact zsh-workers-help@xxxxxxxxxxxxxx; run by ezmlm
References: <200002240856.JAA15828@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>

On Feb 24,  9:56am, Sven Wischnowsky wrote:
} Subject: Re: PATCH: useheap (was: Re: PATCH: Improved _mailboxes)
}
} only 24 MB and little swap space. I haven't really tried ElectricFence 
} on it but I was rather scared by the manual talking about one or two
} pages per memory block...

Yes, it can get rather big.  Half the pages are virtual memory that is
never accessed (unless you have a buffer overrun); I don't recall if
Linux's memory model is one of those that doesn't actually allocate
virtual pages until you try to write to them ...

-- 
Bart Schaefer                                 Brass Lantern Enterprises
http://www.well.com/user/barts              http://www.brasslantern.com

References:
- Re: PATCH: useheap (was: Re: PATCH: Improved _mailboxes)
  - From: Sven Wischnowsky

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