From: mike@starburst.umd.edu (Michael F. Santangelo)
Subject: Re: Ultrix 4.3 Installation and Performance Reports Wanted
Organization: University of Maryland University College
Date: Wed, 14 Oct 1992 18:33:59 GMT

In article <1992Oct6.020246.10069@decuac.dec.com>  
mjr@hussar.dco.dec.com (Marcus J. "Buddy can you spare a clue?"  
Ranum) writes:
> cchd@lucifer.latrobe.edu.au (Huw Davies) writes:
> 
> >One question: How do I go about tuning my filesystems for the  
promised
> >100% improvement?
> 
> 	For most cases, rotdelay=0, maxcontig=8 should do the trick.
> Since existing files have already been written out, read speeds  
won't
> be improved, and depending on the free space on the file system,
> write thruput may not always just give a flat 100%. There should be
> some improvements measurable for NFS as well.

How about for a DEC RZ58?  Same holds true?

> 
> mjr.
> -- 
> 	It is important to focus on writing software that is  
"adequate."
> Having one's software be "good" or even "excellent" is over-rated.  
If
> "good" were necessary or even important, DOS would not be the de  
facto
> standard operating system.                          -notebooks of a  
heretic

--
-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+- 
+-+-+
Michael F. Santangelo                 + Internet: mike@cbl.umd.edu
Computer & Network Systems Director   +            
mike@kavishar.umd.edu
UMCEES / CBL (Solomons Island)        + BITNET:   MIKE@UMUC
University of Maryland                + Voice:    (410) 326-7237  
(direct)
                                      +           (410) 326-4281 x237


-- NewsGrazer, a NeXTstep(tm) news reader, posting --
M>UQR=&8P7&%N<VE[7&9O;G1T8FQ<9C!<9FUO9&5R;B!#;W5R:65R.WT*7&UA
M<F=L,3(P"EQM87)G<C$R,`I<<&%R9%QT>#DV,%QT>#$Y,C!<='@R.#@P7'1X
M,S@T,%QT>#0X,#!<='@U-S8P7'1X-C<R,%QT>#<V.#!<='@X-C0P7'1X.38P
M,%QF,%QB,%QI,%QU;#!<9G,R-"!);B!A<G1I8VQE(#PQ.3DR3V-T-BXP,C`R
M-#8N,3`P-CE`9&5C=6%C+F1E8RYC;VT^(&UJ<D!H=7-S87(N9&-O+F1E8RYC
M;VT@*$UA<F-U<R!*+B`B0G5D9'D@8V%N('EO=2!S<&%R92!A(&-L=64_(B!2
M86YU;2D@=W)I=&5S.EP*/B!C8VAD0&QU8VEF97(N;&%T<F]B92YE9'4N874@
M*$AU=R!$879I97,I('=R:71E<SI<"CX@7`H^(#Y/;F4@<75E<W1I;VXZ($AO
M=R!D;R!)(&=O(&%B;W5T('1U;FEN9R!M>2!F:6QE<WES=&5M<R!F;W(@=&AE
M('!R;VUI<V5D7`H^(#XQ,#`E(&EM<')O=F5M96YT/UP*/B!<"CX@"49O<B!M
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M87ES(&IU<W0@9VEV92!A(&9L870@,3`P)2X@5&AE<F4@<VAO=6QD(&)E7`H^
M('-O;64@:6UP<F]V96UE;G1S(&UE87-U<F%B;&4@9F]R($Y&4R!A<R!W96QL
M+EP*7`I(;W<@86)O=70@9F]R(&$@1$5#(%):-3@_("!386UE(&AO;&1S('1R
M=64_7`I<"@H^(%P*/B!M:G(N7`H^("TM(%P*/B`)270@:7,@:6UP;W)T86YT
M('1O(&9O8W5S(&]N('=R:71I;F<@<V]F='=A<F4@=&AA="!I<R`B861E<75A
M=&4N(EP*/B!(879I;F<@;VYE)W,@<V]F='=A<F4@8F4@(F=O;V0B(&]R(&5V
M96X@(F5X8V5L;&5N="(@:7,@;W9E<BUR871E9"X@269<"CX@(F=O;V0B('=E
M<F4@;F5C97-S87)Y(&]R(&5V96X@:6UP;W)T86YT+"!$3U,@=V]U;&0@;F]T
M(&)E('1H92!D92!F86-T;UP*/B!S=&%N9&%R9"!O<&5R871I;F<@<WES=&5M
M+B`@("`@("`@("`@("`@("`@("`@("`@("`@+6YO=&5B;V]K<R!O9B!A(&AE
M<F5T:6-<"EP*+2U<"BTK+2LM*RTK+2LM*RTK+2LM*RTK+2LM*RTK+2LM*RTK
M+2LM*RTK+2LM*RTK+2LM*RTK+2LM*RTK+2LM*RTK+2LM*RTK+2LM*RTK7`I-
M:6-H865L($8N(%-A;G1A;F=E;&\@("`@("`@("`@("`@("`@("L@26YT97)N
M970Z(&UI:V5`8V)L+G5M9"YE9'5<"D-O;7!U=&5R("8@3F5T=V]R:R!3>7-T
M96US($1I<F5C=&]R("`@*R`@("`@("`@("`@;6EK94!K879I<VAA<BYU;60N
M961U7`I534-%15,@+R!#0DP@*%-O;&]M;VYS($ES;&%N9"D@("`@("`@("L@
M0DE43D54.B`@($U)2T5`54U50UP*56YI=F5R<VET>2!O9B!-87)Y;&%N9"`@
M("`@("`@("`@("`@("`K(%9O:6-E.B`@("`H-#$P*2`S,C8M-S(S-R`H9&ER
M96-T*5P*("`@("`@("`@("`@("`@("`@("`@("`@("`@("`@("`@("`@("`K
C("`@("`@("`@("`H-#$P*2`S,C8M-#(X,2!X,C,W7`H*?0H@
`
Newsgroups: comp.unix.ultrix