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author | gabucino <gabucino@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-12-19 21:35:30 +0000 |
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committer | gabucino <gabucino@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-12-19 21:35:30 +0000 |
commit | 7f8c98cd7b12aa576133ccc4574660310f99b6c9 (patch) | |
tree | fb8d31f5e9fae02b6dab3ef7e1c5b57dce463e38 /DOCS/cd-dvd.html | |
parent | a099f6cf8c4ca749f2580540805b22a72192804f (diff) | |
download | mpv-7f8c98cd7b12aa576133ccc4574660310f99b6c9.tar.bz2 mpv-7f8c98cd7b12aa576133ccc4574660310f99b6c9.tar.xz |
too big readahead can be bad
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@8497 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'DOCS/cd-dvd.html')
-rw-r--r-- | DOCS/cd-dvd.html | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/DOCS/cd-dvd.html b/DOCS/cd-dvd.html index 2f2a891f87..b40b7df40a 100644 --- a/DOCS/cd-dvd.html +++ b/DOCS/cd-dvd.html @@ -42,6 +42,8 @@ <P> <CODE>echo file_readahead:2000000 > /proc/ide/[cdrom device]/settings</CODE></P> <P>This sets prefetched file reading to 2MB, which helps with scratched CD-ROMs. + If you set it to too high, the drive will continuously spin up and down, and + will dramatically decrease the performance. It is recommended that you also tune your CD-ROM drive with hdparm:</P> <P> <CODE>hdparm -d1 -a8 -u1 (cdrom device)</CODE></P> |