Re: Slow HDD speed on Dell E6400

2009-09-29 Thread Janne Johansson
TomC!E! BodEC!r wrote: There must be some funny tricks on those other OS's.But it doesn't matter (I will investigate myself). Now I know more about those random generators and tests for real are ok. Untar of src.tar.gz shows about 9MB/s in iostat(8) and dd ports.tar.gz to some file shows

Re: Slow HDD speed on Dell E6400

2009-09-29 Thread Tomáš Bodžár
I know.That's why I tested in dd and iostat too. 2009/9/29 Janne Johansson j...@it.su.se: TomC!E! BodEC!r wrote: There must be some funny tricks on those other OS's.But it doesn't matter (I will investigate myself). Now I know more about those random generators and tests for real are ok.

Re: Slow HDD speed on Dell E6400

2009-09-29 Thread Marco Peereboom
Here is my e6500: $ sudo dd if=/dev/rsd0c of=/dev/null bs=1m count=500 500+0 records in 500+0 records out 524288000 bytes transferred in 4.631 secs (113202161 bytes/sec) On Tue, Sep 29, 2009 at 09:44:53AM +0200, Tom Bodr wrote: I know.That's why I tested in dd and iostat too.

Slow HDD speed on Dell E6400

2009-09-28 Thread Tomáš Bodžár
Hi all, when I try dd command I will get similar numbers : $ dd if=/dev/urandom of=test bs=1k count=1024 1024+0 records in 1024+0 records out 1048576 bytes transferred in 6.798 secs (154233 bytes/sec) $ On my old desktop with Ubuntu I have about 1,7MB/s,my friends with Linux have from about 3

Re: Slow HDD speed on Dell E6400

2009-09-28 Thread Daniel Melameth
2009/9/28 TomC!E! BodEC!r tomas.bod...@gmail.com: when I try dd command I will get similar numbers : $ dd if=/dev/urandom of=test bs=1k count=1024 1024+0 records in 1024+0 records out 1048576 bytes transferred in 6.798 secs (154233 bytes/sec) On my old desktop with Ubuntu I have about

Re: Slow HDD speed on Dell E6400

2009-09-28 Thread Ted Unangst
2009/9/28 TomC!E! BodEC!r tomas.bod...@gmail.com: when I try dd command I will get similar numbers : $ dd if=/dev/urandom of=test bs=1k count=1024 1024+0 records in 1024+0 records out 1048576 bytes transferred in 6.798 secs (154233 bytes/sec) $ On my old desktop with Ubuntu I have about

Re: Slow HDD speed on Dell E6400

2009-09-28 Thread Tomáš Bodžár
Thanks to all for points.Now I'm dived in man pages :-) For disk there is a option for AHCI mode,but not possible on my laptop. I have Win in dual boot and they don't like AHCI heh. For urandom I'm reading man pages around it on Linux and OpenBSD to try find difference. On Mon, Sep 28, 2009 at

Re: Slow HDD speed on Dell E6400

2009-09-28 Thread Joachim Schipper
On Mon, Sep 28, 2009 at 04:35:59PM +0200, TomC!E! BodEC!r wrote: On Mon, Sep 28, 2009 at 4:15 PM, Daniel Melameth dan...@melameth.com wrote: 2009/9/28 TomC!E! BodEC!r tomas.bod...@gmail.com: when I try dd command I will get similar numbers : $ dd if=/dev/urandom of=test bs=1k count=1024

Re: Slow HDD speed on Dell E6400

2009-09-28 Thread Tomáš Bodžár
There must be some funny tricks on those other OS's.But it doesn't matter (I will investigate myself). Now I know more about those random generators and tests for real are ok. Untar of src.tar.gz shows about 9MB/s in iostat(8) and dd ports.tar.gz to some file shows about 22MB/s. Thanks all for