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lnxg33k wrote: |
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|
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> Chris wrote: |
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> |
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>> funny that a "high performance linux" has a dead performance ML... LOL |
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> |
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> <snip> |
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> |
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> Could be evidence that the "ricer" crowd doesn't read? (i.e. they post |
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> to more generic lists or use other mediums instead of something |
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> specific for their needs) |
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Since we're all here and saying hello.. Someone have a performance |
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question or a good tip to add to the list? |
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The one thing that first pops to my head is some hdparm results I've had |
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and if maybe it's either my kernel setup or how I'm testing with hdparm... |
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Anyhow.. |
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Raptors on SATA (Model Number: WDC WD360GD-00FNA0) (-c3 -u1 -A1 |
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-W1 -d1 -a256 -M254 -m16 -X70 ) |
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Kernel config |
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CONFIG_SCSI_SATA_SIL=y |
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|
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There's an alternative driver, but haven't tested it... |
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hdparm -tT /dev/hde |
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/dev/hde: |
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Timing cached reads: 956 MB in 2.00 seconds = 477.02 MB/sec |
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Timing buffered disk reads: 116 MB in 3.03 seconds = 38.26 MB/sec |
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hdparm -tT --direct /dev/hde |
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/dev/hde: |
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Timing O_DIRECT cached reads: 244 MB in 2.01 seconds = 121.26 MB/sec |
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Timing O_DIRECT disk reads: 124 MB in 3.01 seconds = 41.17 MB/sec |
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Laptop 7k60 (Model Number: HTS726060M9AT00) |
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hdparm -tT /dev/hdc |
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/dev/hdc: |
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Timing cached reads: 1980 MB in 2.00 seconds = 989.94 MB/sec |
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Timing buffered disk reads: 118 MB in 3.04 seconds = 38.81 MB/sec |
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hdparm -tT --direct /dev/hdc |
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/dev/hdc: |
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Timing O_DIRECT cached reads: 364 MB in 2.02 seconds = 180.54 MB/sec |
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Timing O_DIRECT disk reads: 120 MB in 3.04 seconds = 39.42 MB/sec |
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I also can't set the raptors into UDMA6 tried -X70 with no luck.. |
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Any suggestions? |
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Thanks |
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|
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C. |
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-- |
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