Chào các bác, vọc vạch trong Voltage Control mình thấy có mục i/o scheduler, bao gồm sio, deadline, cfq ... các bác giải thích từng cái có ý nghĩa thế nào được ko ? Cảm ơn các bác !
----------- [COLOR=Red]cfq[/COLOR] Timing buffered disk reads: 630 MB in 3.00 seconds = 209.73 MB/sec Timing buffered disk reads: 634 MB in 3.01 seconds = 210.56 MB/sec Timing buffered disk reads: 632 MB in 3.00 seconds = 210.64 MB/sec Timing cached reads: 6450 MB in 2.00 seconds = 3230.38 MB/sec Timing cached reads: 6274 MB in 2.00 seconds = 3141.61 MB/sec Timing cached reads: 6534 MB in 2.00 seconds = 3272.91 MB/sec ----------- [COLOR=Red]deadline[/COLOR] Timing buffered disk reads: 636 MB in 3.01 seconds = 211.22 MB/sec Timing buffered disk reads: 634 MB in 3.00 seconds = 211.31 MB/sec Timing buffered disk reads: 638 MB in 3.00 seconds = 212.34 MB/sec Timing cached reads: 8386 MB in 2.00 seconds = [COLOR=SeaGreen]4200.94[/COLOR] MB/sec Timing cached reads: 8396 MB in 2.00 seconds = [COLOR=SeaGreen]4205.29[/COLOR] MB/sec Timing cached reads: 7900 MB in 2.00 seconds = 3956.45 MB/sec ------------ [COLOR=Red]noop[/COLOR] Timing buffered disk reads: 600 MB in 3.00 seconds = 199.96 MB/sec Timing buffered disk reads: 646 MB in 3.00 seconds = [COLOR=SeaGreen]215.02[/COLOR] MB/sec Timing buffered disk reads: 646 MB in 3.00 seconds = [COLOR=SeaGreen]215.00[/COLOR] MB/sec Timing cached reads: 7768 MB in 2.00 seconds = 3890.27 MB/sec Timing cached reads: 7618 MB in 2.00 seconds = 3815.35 MB/sec Timing cached reads: 7932 MB in 2.00 seconds = 3973.19 MB/sec
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