From 81850181d262fb110478df27b7a8772f0cad7797 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Fri, 2 Mar 2007 21:31:04 +0000 Subject: 2007-03-02 Joel Sherrill PR 1221/doc * user/rtmon.t: Add missing exponent operator in RMS CPU Utilization formula. --- doc/ChangeLog | 6 ++++++ doc/user/rtmon.t | 6 +++--- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/doc/ChangeLog b/doc/ChangeLog index 00e6f300a1..821ff7b5f0 100644 --- a/doc/ChangeLog +++ b/doc/ChangeLog @@ -1,3 +1,9 @@ +2007-03-02 Joel Sherrill + + PR 1221/doc + * user/rtmon.t: Add missing exponent operator in RMS CPU Utilization + formula. + 2007-01-15 Ralf Corsépius * common/rtems.texi.in: Use bugzilla for RTEMSBUGS. diff --git a/doc/user/rtmon.t b/doc/user/rtmon.t index 8ce6901c19..adbb7f5d36 100644 --- a/doc/user/rtmon.t +++ b/doc/user/rtmon.t @@ -267,7 +267,7 @@ overload, the processor utilization must adhere to the following rule: @example -Utilization = maximum_tasks * (2(1/maximum_tasks) - 1) +Utilization = maximum_tasks * (2**(1/maximum_tasks) - 1) @end example As the number of tasks increases, the above formula @@ -355,7 +355,7 @@ period, execution time, and processor utilization for each task: @end ifset The total processor utilization for this task set is -0.73 which is below the upper bound of 3 * (2(1/3) - 1), or +0.73 which is below the upper bound of 3 * (2**(1/3) - 1), or 0.779, imposed by the Processor Utilization Rule. Therefore, this task set is guaranteed to be schedulable using RMS. @@ -464,7 +464,7 @@ execution time, and processor utilization for each task: @end ifset The total processor utilization for the modified task -set is 0.83 which is above the upper bound of 3 * (2(1/3) - 1), +set is 0.83 which is above the upper bound of 3 * (2**(1/3) - 1), or 0.779, imposed by the Processor Utilization Rule. Therefore, this task set is not guaranteed to be schedulable using RMS. However, the First Deadline Rule can guarantee the -- cgit v1.2.3