Automatic Acoustic Management
Most modern harddisk drives have the ability to speed down the head movements
to reduce their noise output. The possible values are between 0 and 254. 128
is the most quiet (and therefore slowest) setting and 254 the fastest (and loudest).
Some drives have only two levels (quiet / fast), while others may have different
levels realized be
These files were contributed by various users.
attached I send you a small patch for hdparm-3.5 to make use of the
ioctls HDIO_UNREGISTER_HWIF and HDIO_SCAN_HWIF found in newer kernels.
With this patched version I can make my IBM ThinkPad 600E recognize
'hot-swapped' ide-devices in its UltraBay II - slot. Togeth
hdparm for Debian
General hard disk tuning:
To get the best performance out of your hard drive turn on DMA support
in the kernel and enable 32bit IO (-c) and multiple sector I/O (-m)
with hdparm. You can find out the number to use for -m by using -i and
These settings can now be set in either /etc/hdparm.conf or in
TRIM / wiper script for SATA SSDs (June 2010)
Contributed scripts and notes from others (untested by me).
- added -R flag to control Read-Write-Verify feature, courtesy of Gordan Bobic
- updated to allow all SCSI_DISK_MAJOR numbers, not just "8"
- remove ne
Mark's TO-DO list for hdparm:
- Make parameter parsing/etc.. LBA48 saf
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