Mam router na gentoo. Wszystko bardzo fajnie działa, ale chciałem dzisiaj podkręcić dyski - bo jak przeżucam większe pliki na router to trwa to niemiłosiernie długo
i tak
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hdparm -d1 /dev/hda
/dev/hda:
setting using_dma to 1 (on)
HDIO_SET_DMA failed: Operation not permitted
using_dma = 0 (off)
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hdparm /dev/hda
/dev/hda:
multcount = 16 (on)
IO_support = 1 (32-bit)
unmaskirq = 1 (on)
using_dma = 0 (off)
keepsettings = 0 (off)
readonly = 0 (off)
readahead = 32 (on)
geometry = 19386/16/63, sectors = 19541088, start = 0
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lspci |grep IDE
00:14.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01)
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hdparm -Tt /dev/hda
/dev/hda:
Timing cached reads: 556 MB in 2.01 seconds = 276.09 MB/sec
Timing buffered disk reads: 24 MB in 3.08 seconds = 7.78 MB/sec
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HDIO_SET_DMA failed: Operation not permitted

