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| author | Michael Kerrisk <mtk.manpages@gmail.com> | 2007-02-02 05:41:32 +0000 |
|---|---|---|
| committer | Michael Kerrisk <mtk.manpages@gmail.com> | 2007-02-02 05:41:32 +0000 |
| commit | c7c740cb83f42bc0e45c79679ffbb1343dab73b2 (patch) | |
| tree | 9c393a664affb8b564919986aa06f8be9b33541c | |
| parent | f42373f64e8926b5ec579c5a3d19db36bdf533ad (diff) | |
| download | man-pages-c7c740cb83f42bc0e45c79679ffbb1343dab73b2.tar.gz | |
Since kernel 2.6.20, the software clock can also be 300 HZ.
| -rw-r--r-- | man7/time.7 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/man7/time.7 b/man7/time.7 index 8361f1f82f..38e671a8a7 100644 --- a/man7/time.7 +++ b/man7/time.7 @@ -73,6 +73,9 @@ starting with 2.6.0, HZ was raised to 1000, giving a jiffy of 0.001 seconds; since kernel 2.6.13, the HZ value is a kernel configuration parameter and can be 100, 250 (the default) or 1000, yielding a jiffies value of, respectively, 0.01, 0.004, or 0.001 seconds. +Since kernel 2.6.20, a further frequency is available: +300, a number that divides evenly for the common video +frame rates (PAL, 25 HZ; NTSC, 30 HZ). .SS "The Epoch" Unix systems represent time in seconds since the .IR Epoch , |