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Article #815

Re: Nitro

#815
From: Booker C. Bense
Date: Fri, 09 Oct 1992 23:04
48 lines
2488 bytes
In article <1992Oct7.030838.9785@u.washington.edu> basiji@stein.u.washington.edu (David Basiji) writes:
>andrew@cubetech.com (Andrew Loewenstern) writes:
>
>>If you have a Turbo, try turning on the "swaptimizer" (see the swaptab
>>man page).  The swaptimizer compresses pages before they go out to
>>disk to reduce disk IO.  This works great (I use it on my 25mhz
>>machines) since you can't use the processor much during a page-fault
>>(since normally the windowserver causes the page-fault, and you must
>>wait to draw...), it makes sense.  It probably doesn't make sense on a
>>machine where you have a bunch of people logged in on ttys.
>
>
>I just checked the man page (NeXTSTEP 3.0.1) and it seems that compression
>is on by default. Now, regarding the number of buffers...I have 32 Meg of
>RAM in my 25MHz slab but the thing still churns like crazy when task 
>switching.  What do I put in my (I assume) /etc/rc.local to increase
>the number of buffers?
>
>Dave

- In my reading of the man page, the swaptimizer is off unless you
have < 12 meg of memory... Please everyone that is bitchin' about 
3.0 speed try booting with more system buffers, the difference is
phemonal, even on a lowly '030 with only a 40meg swapdisk. I haven't
played with the swaptimizer stuff at all. 

- From hardy@714-725-3176.nts.uci.edu

I avoided the 12 character limit by using the startup (in p in the
rROM monitor) sd- nbu=128; seems to work fine; I also added compressed
swapping, hoping to avoid huge swapfiles.
Regards,
Hardy
-----

- So to change the boot params use cmd-cmd-~ to halt the machine
and get to the ROM level prompt ie

NeXT> 

Then type p 
and answer the questions appropriately. TRY IT, IT REALLY WORKS...

-I've found 64 to work fine for me on a 20meg '040 Mono NeXTstation. 

- Booker C. Bense                    
prefered: benseb@grumpy.sdsc.edu	"I think it's GOOD that everyone 
NeXT Mail: benseb@next.sdsc.edu 	   becomes food " - Hobbes
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From: bense@heart4 (Booker C. Bense)
Newsgroups: comp.sys.next.hardware
Subject: Re: Nitro
Message-ID: <2189@deadmin.ucsd.edu>
Date: 9 Oct 92 23:04:31 GMT
References: <BvnJ4A.pL.2@cs.cmu.edu> <1992Oct6.160854.19152@cubetech.com> <1992Oct7.030838.9785@u.washington.edu>
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