realtime:documentation:howto:applications:memory:mlockall_globals_sample
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realtime:documentation:howto:applications:memory:mlockall_globals_sample [2017/06/10 00:15] jithu |
realtime:documentation:howto:applications:memory:mlockall_globals_sample [2017/06/10 00:28] (current) jithu |
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| Line 65: | Line 65: | ||
| { | { | ||
| int unexpected_pagefaults_detected; | int unexpected_pagefaults_detected; | ||
| - | int actual_page_size; | ||
| int lock_memory = 1; | int lock_memory = 1; | ||
| int buff_value; | int buff_value; | ||
| Line 82: | Line 81: | ||
| } | } | ||
| (void)dump_page_faults(); /* Set the baseline*/ | (void)dump_page_faults(); /* Set the baseline*/ | ||
| - | |||
| - | /* printf something so we avoid introducing a page fault simply | ||
| - | * by performing the potentially first printf call. | ||
| - | */ | ||
| - | actual_page_size = sysconf(_SC_PAGESIZE); | ||
| - | |||
| - | printf("Page size = %d\n", actual_page_size); | ||
| - | |||
| - | (void)dump_page_faults(); | ||
| /* From this point onwards we no longer expect any page faults */ | /* From this point onwards we no longer expect any page faults */ | ||
realtime/documentation/howto/applications/memory/mlockall_globals_sample.1497053744.txt.gz ยท Last modified: 2017/06/10 00:15 by jithu
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