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Now i arrived at 60mb/sec using ext2 as filesystem. |
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That's better. |
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ext3 has too much overhead ... |
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the system is used to virtualise 4-5 machines with xen so i/o is an big |
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problem. |
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2007/6/28, Hemmann, Volker Armin <volker.armin.hemmann@××××××××××××.de>: |
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> |
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> On Donnerstag, 28. Juni 2007, banym tuxaner wrote: |
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> > Hi, |
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> > |
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> > i want to rise the performance on an mcp55 chip. |
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> > |
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> > i became realy bad performance datas by testing the harddisks with |
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> > bonnie++. i is not possible to have 36m/s on a sata2 controller and |
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> > harddisks. someone who knows something about problems or some |
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> configuration |
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> > tricks ? |
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> > |
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> |
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> what is wrong with 36mb/sec? |
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> |
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> 100mb or 150mb/sec are peak numbers only reached when the disk-cache is |
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> hit. |
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> |
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> And when you have fragmented data something like 5mb/sec sustained is hard |
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> to |
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> achieve . |
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> -- |
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> gentoo-user@g.o mailing list |
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> |
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> |