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Article #306Re: cache memory
From: udbi... Lukasz Bienkowski
Date: Wed, 14 Feb 1996 00:00
Date: Wed, 14 Feb 1996 00:00
52 lines
2566 bytes
2566 bytes
Michal Witczak (lwie...@cwave.com) wrote:
> On Mon, 12 Feb 1996 12:01:43 GMT, udbi...@cyf-kr.edu.pl (Lukasz
> Bienkowski) wrote:
> >Michal Witczak (lwie...@cwave.com) wrote:
> >> Poszukuje programu do testowania pojemnosci
> >> i prawidlowego dzialania "cache memory"
> >
> Dziekuje sprawdzilem ale niestety nic nie ma
> na temat "cache memory" program testuje tylko "ram memory"
> a ja potrzebuje przetestowac "internal" i "external" "cache memory"
> Michal
Czy naprawde ten program _nie_ testuje cache'ow??? Szlag tylko trafil
niemieckie literki ;-)
XMM-Version: 3.00 Interne Revisionsnummer: 3.10 HMA verf�gbar.
Verf�gbarer Extended Speicher: 5012 KBytes.
Maximale Blockgr��e:5012 KBytes.
5012 KBytes angefordert. Handle = 43282
ab Adresse: 0031B000
PROZESSOR- und CACHEMESSER c't 3/95/as V1.4c
Prozessor : i486DX,i487DX,i486DX2,
Takt : 119.9 MHz
interne Busbreite : 32 Bit zwischen Prozessor und prim�ren Cache oder Memory
Coprozessor : i487-Typ
Prima�r-Cache : 8 KByte 4-fach assoziativ
^^^^^^^^^^^^^^
Sekunda�r-Cache : 256 KByt
^^^^^^^^^^^^^^^
Write-Strategie L2 : Write Back
Dirty Tag : ok
Extra Dirty-Waits : 0
Datenflu�- und Bus-Performance:Hauptspeicher ab 0031B000
Beste Zeit fu�r 8K MOVSD (Cache /Page Hits) : 54 �s => 152.9 MByte/
bez cache'u ta wartosc siada straszliwie ^^^^^^^
mittlere " fu�r 8K MOVSD (Miss + Hit) : 192 �s => 42.7 MByte/s
mittlere " fu�r 8K MOVSD (bei clean) : 386 �s => 21.2 MByte/s
mittlere " fu�r 8K MOVSD (bei dirty) : 630 �s => 13.0 MByte/s
Schlechteste " 8K MOVSD (Cache misses) : 820 �s => 10.0 MByte/s
im Mittel bei 256 KB L2-Cache /DOS (640K) : 283 �s => 29.0 MByte/s
im Mittel bei 256 KB L2-Cache /Win (4M ) : 428 �s => 19.2 MByte/s
--
Lukasz Bienkowski (udbi...@cyf-kr.edu.pl, lbi...@vela.filg.uj.edu.pl)
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From: udbi...@cyf-kr.edu.pl (Lukasz Bienkowski) Subject: Re: cache memory Date: 1996/02/14 Message-ID: <DMrqIq.G8y@cyf-kr.edu.pl> X-Deja-AN: 139397272 sender: ne...@cyf-kr.edu.pl (News Administrator) references: <311c924e.1734111@news.ict.pwr.wroc.pl> <DMnw2w.JoD@cyf-kr.edu.pl> <311f9d50.5880977@news.ict.pwr.wroc.pl> organization: Academic Computer Center CYFRONET Krakow newsgroups: pl.comp.programming MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit