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					| Post subject: Benchmark disks in Linux  Posted: Oct 19, 2004 - 14:50 |  | 
  
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          | Elderman 
  
 
 Joined: Jan 24, 2004
 Posts: 305
 Location: location
 
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          | I'm looking for a tool or some kind of benchmark program to test the performance of my disks. I have been looking around the net
 and there are several benchmark programs out there, is there
 anyone here who knows of a good tool/benchmark that I can use
 to test the performance of my disks.
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 coffe: because there is no reason to be miserable every day until you die
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					| Post subject:  Posted: Oct 19, 2004 - 15:38 |  | 
  
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          | Order of the Pegasos 
  
  
 Joined: Aug 16, 2003
 Posts: 2538
 Location: Göteborg
 
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          | hdparm or dd ? |  
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 Mvh Gunne
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					| Post subject:  Posted: Oct 19, 2004 - 16:34 |  | 
  
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          | Order of the Butterfly 
  
  
 Joined: Aug 26, 2003
 Posts: 1784
 Location: Malmö
 
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					| Post subject:  Posted: Oct 19, 2004 - 17:03 |  | 
  
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          | Order of the Pegasos 
  
  
 Joined: Aug 16, 2003
 Posts: 2538
 Location: Göteborg
 
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          | gunne@debian:~$ dd if=/dev/hda3 of=/dev/null bs=1024000 19531+1 records in
 19531+1 records out
 19999752192 bytes transferred in 437.086302 seconds (45756987 bytes/sec)
 gunne@debian:~$
 
 
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 Mvh Gunne
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					| Post subject:  Posted: Oct 19, 2004 - 18:02 |  | 
  
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          | Order of the Butterfly 
  
  
 Joined: Aug 26, 2003
 Posts: 1784
 Location: Malmö
 
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					| Post subject:  Posted: Oct 19, 2004 - 18:29 |  | 
  
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          | Order of the Pegasos 
  
  
 Joined: Aug 16, 2003
 Posts: 2538
 Location: Göteborg
 
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          | dholm: 
 Well, at least this one can manage it
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 Mvh Gunne
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					| Post subject:  Posted: Oct 19, 2004 - 18:47 |  | 
  
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          | Order of the Butterfly 
  
  
 Joined: Aug 26, 2003
 Posts: 1784
 Location: Malmö
 
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					| Post subject:  Posted: Oct 19, 2004 - 20:35 |  | 
  
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          | Order of the Pegasos 
  
  
 Joined: Aug 16, 2003
 Posts: 2538
 Location: Göteborg
 
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          | How about this one then ? 
 root@debian:~# dd if=/dev/hda5 of=/dev/null bs=16k
 1344183+0 records in
 1344183+0 records out
 22023106560 bytes transferred in 436.285868 seconds (50478615 bytes/sec)
 root@debian:~#
 
 Clarification for above. It tells me how many bytes/sec, (how many bytes transfered and how long time this took), I can read from the specified drive /dev/hda5 with a specified blocksize to a place 'nowhere' /dev/null.
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 Mvh Gunne
 
 Last edited by gunne on Oct 20, 2004 - 06:45; edited 4 times in total
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					| Post subject:  Posted: Oct 19, 2004 - 22:25 |  | 
  
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          | Elderman 
  
 
 Joined: Jan 24, 2004
 Posts: 305
 Location: location
 
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          | I have been playing around with http://sourceforge.net/projects/tiobench/ and it's really promising. It think this is the tool I was looking for.
 
 I'm going to setup a test-enviroment for tiobench, more info about this later..
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 coffe: because there is no reason to be miserable every day until you die
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