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Correct a statement in the description of the time command

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Gregory Nutt 2015-12-31 10:23:11 -06:00
parent 6c89c01cf5
commit 949b4bd520
1 changed files with 6 additions and 5 deletions
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11
nshlib/README.txt
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@ -1015,11 +1015,12 @@ o time "<command>"
2.0100 sec
nsh>
The additional 10 millseconds in this example is due primarily to the
quantization error in the timing (this setup used a 10 millisecond
periodic system timer). Other sources of error could include the
additional overhead of the time command execution itself which is
included in the total.
The additional 10 millseconds in this example is due to the way that the
sleep command works: It always waits one system clock tick longer than
requested and this test setup used a 10 millisecond periodic system
timer). Sources of error could include the additional overhead of the
time command execution itself which is included in the total and various
quantization errors.
Notice that: