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Date:      Sun, 08 Feb 1998 16:36:12 +0300
From:      Dmitrij Tejblum <dima@tejblum.dnttm.rssi.ru>
To:        dyson@FreeBSD.ORG
Cc:        mike@smith.net.au (Mike Smith), abial@nask.pl, tlambert@primenet.com, freebsd-current@FreeBSD.ORG, jkh@FreeBSD.ORG
Subject:   Re: Custom init(8) (and some ideas) 
Message-ID:  <199802081336.QAA15578@tejblum.dnttm.rssi.ru>
In-Reply-To: Your message of "Fri, 06 Feb 1998 22:50:01 EST." <199802070350.WAA00681@dyson.iquest.net> 

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"John S. Dyson" wrote:
> I think that I might have misinformed here.  Gzipped binaries need swap
> backing store for each page in the image even for .text section, when
> physical memory space needs to be freed for another page.  Non-gzipped
> binaries can depend on paging off of the a.out itself.  Also, non-gzipped
> binaries don't have to page out the .text for the initial freeing of the
> .text space.  Gzipped binaries need to page out the .text pages when they
> are individually freed due to pageout daemon activity.  Also, gzipped
> binaries are not demand-loaded, but are loaded at startup.  

Also, (unpacked) .text section of gzipped binaries is not shared among several 
copies of same program, like in case of normal program. If I understand 
correctly, this is a big problem for Andrzej, since all his program is crunched
together.

If text and data were gzipped separately, the life, probably, could be easier.

Dima



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