确保在调用sched_setscheduler之前,指定的进程或线程已经创建并处于活动状态。 如果进程或线程已经终止或处于不可调度状态,调用将失败。 检查系统是否支持所设置的调度策略和优先级: 不同的Linux发行版和内核版本可能对调度策略和优先级有不同的支持情况。 确认你的系统支持你想要设置的调度策略和优先级范围。 查阅系统...
() failed"); return -1; } printf("max priority of SCHED_FIFO is %d\n", maxpri); #if 1 param.sched_priority = maxpri; if (sched_setscheduler(getpid(), SCHED_FIFO, ¶m) == -1) { perror("sched_setscheduler() failed"); return -1; } #endif fork(); fork(); while(1) { ...
sp.sched_priority =1; ret = sched_setscheduler(0, SCHED_RR, &sp);if(ret == -1) printf("sched_setscheduler failed.\n");if(errno == EPERM) printf("Process don't the ability.\n"); ret = sched_getscheduler(0);switch(ret){caseSCHED_OTHER: printf("Policy is normal.\n");break;ca...
安卓NDK+Eclipse:创建线程时:pthread_create sched_setscheduler call failed:Operation not permitted 我用pthread_attr_setstacksize(&attr, stack_size)创建线程每创建线程都warning啊 ① 需要检查有没有加载 pthread 库;② 检查没有调用 pthread.h 头文件;③ 检查 p
sched_setscheduler() SchedSet() ThreadCreate() The members of sched_param include: sched_priority When you get the scheduling parameters, this member reflects the priority that was assigned to the thread or process. It doesn't reflect any temporary adjustments due to priority inheritance. ...
SchedGet() You can use these functions to set the scheduling parameters: pthread_attr_setschedparam() pthread_setschedparam() sched_setparam() sched_setscheduler() ...
sched_setscheduler() SchedSet() ThreadCreate() The members of sched_param include: sched_priority When you get the scheduling parameters, this member reflects the priority that was assigned to the thread or process. It doesn't reflect any temporary adjustments due to priority inheritance. ...
sched_setscheduler() SchedSet() ThreadCreate() The members ofsched_paraminclude: sched_priority When you get the scheduling parameters, this member reflects the priority that was assigned to the thread or process. It doesn't reflect any temporary adjustments due to priority inheritance. ...
sched_setscheduler() SchedSet() ThreadCreate() The members ofsched_paraminclude: sched_priority When you get the scheduling parameters, this member reflects the priority that was assigned to the thread or process. It doesn't reflect any temporary adjustments due to priority inheritance. ...
sched_setscheduler() SchedSet() ThreadCreate() The members ofsched_paraminclude: sched_priority When you get the scheduling parameters, this member reflects the priority that was assigned to the thread or process. It doesn't reflect any temporary adjustments due to priority inheritance. ...