[RTEMS Project] #2738: POSIX sporadic server uses unexpected CPU budgets (was: POSIX sporadic server starts with invalid CPU budget)
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trac at rtems.org
Wed Jun 15 08:49:00 UTC 2016
#2738: POSIX sporadic server uses unexpected CPU budgets
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Reporter: sebastian.huber | Owner: sebastian.huber
Type: defect | Status: new
Priority: normal | Milestone: 4.12
Component: cpukit | Version: 4.10
Severity: normal | Resolution:
Keywords: |
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Comment (by sebastian.huber):
{{{
*** BEGIN OF TEST PSX 12 ***
Init's ID is 0x0b010001
Init: pthread_attr_init - SUCCESSFUL
Init: pthread_create - EINVAL (invalid scheduling policy)
Init: pthread_attr_init - SUCCESSFUL
Init: set scheduling parameter attributes for sporadic server
Init: pthread_create - EINVAL (replenish < budget)
Init: pthread_create - EINVAL (invalid sched_ss_low_priority)
Init: pthread_create - SUCCESSFUL
Sporadic Server: exitting
[0] H 99902us
[0] L 200008us
[1] H 289908us
[1] L 400009us
[2] H 489903us
[2] L 600009us
*** END OF TEST PSX 12 ***
}}}
From the test output we see, that the initial high period differs from the
later high periods. The later high periods lack one clock tick of time.
--
Ticket URL: <http://devel.rtems.org/ticket/2738#comment:2>
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