2017.06.12 17:14
Original link : https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_MRG/1.2/html/Realtime_Reference_Guide/sect-Realtime_Reference_Guide-Using_library_calls_to_set_priority-sched_get_priority_min_and_sched_get_priority_max.html
#include <stdio.h> #include <unistd.h> #include <sched.h> main() { printf("Valid priority range for SCHED_OTHER: %d - %d\n", sched_get_priority_min(SCHED_OTHER), sched_get_priority_max(SCHED_OTHER)); printf("Valid priority range for SCHED_FIFO: %d - %d\n", sched_get_priority_min(SCHED_FIFO), sched_get_priority_max(SCHED_FIFO)); printf("Valid priority range for SCHED_RR: %d - %d\n", sched_get_priority_min(SCHED_RR), sched_get_priority_max(SCHED_RR)); }
Output
Valid priority range for SCHED_OTHER: 0 - 0
Valid priority range for SCHED_FIFO: 1 - 99
Valid priority range for SCHED_RR: 1 - 99
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