星期五, 5月 26, 2006

Atomic Copy

今天檢查 dmesg 的時候,赫然發現裡面有 Suspend2 的 Debugging info:

[   36.450825] Suspend2 debugging info:
[   36.450828] - SUSPEND core   : 2.2.5
[   36.450830] - Kernel Version : 2.6.16-suspend2-r6-palatis
[   36.450832] - Compiler vers. : 3.4
[   36.450833] - Attempt number : 1
[   36.450834] - Parameters     : 0 32 0 1 0 0
[   36.450835] - Overall expected compression percentage: 0.
[   36.450836] - Compressor lzf enabled.
[   36.450837]   Compressed 1001496576 bytes into 493573087 (50 percent compression).
[   36.450838] - Swapwriter active.
[   36.450839]   Swap available for image: 250817 pages.
[   36.450841] - I/O speed: Write 50 MB/s, Read 48 MB/s.

沒想到這台 nb 的硬碟(Model=TOSHIBA MK6025GAS, FwRev=KA200A, SerialNo=Z4PN3916S)居然可以跑出 50MB/48MB 的成績... 而且寫入還比讀取快!?

傻眼中...

(也許 suspend2 才是最好的純磁碟效能測試軟體?)