Date: Fri, 10 Feb 1995 15:36:57 -0500 From: Garrett Wollman <wollman@halloran-eldar.lcs.mit.edu> To: hasty@netcom.com (Amancio Hasty Jr) Cc: FreeBSD-hackers@wcarchive.cdrom.com Subject: My iozone results Message-ID: <9502102036.AA03568@halloran-eldar.lcs.mit.edu> In-Reply-To: <199502100637.WAA18562@netcom14.netcom.com> References: <199502100637.WAA18562@netcom14.netcom.com>
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<<On Thu, 9 Feb 1995 22:37:51 -0800, hasty@netcom.com (Amancio Hasty Jr) said:
> Anyone got better iozone results...
(<5MB/s results deleted)
> My system is a P66 VL with a Quatum Empire 2100 and a Adaptec 2842a VL.
My system in a 60 MHz Intel Premiere II with a Maxtor MXT-7540 IDE
drive and 40 MB of memory, running yesterday's kernel:
MB reclen bytes/sec written bytes/sec read
1 512 1278264 6100805
1 1024 1474920 8947848
1 2048 1427848 11184810
1 4096 1491308 13421772
1 8192 1474920 13421772
2 512 1248537 5835553
2 1024 1187767 7895160
2 2048 1451002 9586980
2 4096 1435483 10737418
2 8192 1458888 11671106
4 512 1376592 5711392
4 1024 1431655 7780737
4 2048 1443201 9586980
4 4096 1431655 10737418
4 8192 1451002 11422785
8 512 1405421 5621684
8 1024 1669893 7895160
8 2048 1626881 9673349
8 4096 1664716 10737418
8 8192 1768932 11422785
16 512 1434524 5711392
16 1024 1694935 7866240
16 2048 1692264 9629971
16 4096 1776247 10737418
16 8192 1885411 11422785
This was with the on-board IDE (as opposed to a PCI IDE paddle card,
which some of our machines have). Judging by the results, I'd say
everything was coming out of the buffer cache.
-GAWollman
--
Garrett A. Wollman | Shashish is simple, it's discreet, it's brief. ...
wollman@lcs.mit.edu | Shashish is the bonding of hearts in spite of distance.
Opinions not those of| It is a bond more powerful than absence. We like people
MIT, LCS, ANA, or NSA| who like Shashish. - Claude McKenzie + Florent Vollant
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