Breaking a tie in round robin scheduling
I am confused with a basic concept of Round Robin CPU process scheduling, where the short term scheduler adds the process to the ready queue.If there are 3 process P0, P1 and P2 in the system and a...
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Shortest remaining time Job first scheduling algorithm clarification
I was going through the various scheduling algorithm and came across the shortest remaining time Job fist algorithm.What I understand: Shortest remaining time job first algorithm is the preemptive...
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View ArticleWhat is the default scheduling policy for Raspberry Pi OS? [closed]
After doing some reading online, I am still confused on what the default scheduling policy of the Raspberry Pi OS is. I've seen that it can be SCHED_RR or SCHED_FIFO or SCHED_NORMAL. But what is the...
View ArticleVisualizing processes created by fork() using directed graph
01 int main(){02 int a=10;03 fork();04 fork();05 printf("%d ", a);07 return 0;08 }I am looking for an elegant way to visualize the spawned processes with the help of a graph. I came up with an idea,...
View ArticleAre there any real life examples of this Tanenbaum example?
I’m making my first steps into CS in college. :) We’re going through Tanenbaum’s book and I have 3 idle curiosities and questions about an honestly pretty not significant part lol.See here - section on...
View ArticleHow does a process schedule its own threads
After the Kernel schedules a process that has threads, How does said process schedule its own threads during its time splice?
View ArticleWhat is the difference in scheduling threads?
I am currently learning about simultaneous multi-threading, multi-core and multi-processor scheduling of threads. I checked some information, my understanding is:If there is a processor that supports...
View ArticleWhere do blocking I/O comes from?
My understanding is that the hardware architecture and the operating systems are designed not to block the cpu. When any kind of blocking operation needs to happen, the operating system registers an...
View ArticleNegative time in Shortest Remaining Time First
Can anyone tell me why the remaining time in SRTF can be negative? PleaseI initially thought that's because when a process leave resources to another process can continue to decrement time, but IDK
View ArticleWhat is burst in Uniprocessor scheduling?
What is "burst" in Uniprocessor scheduling? I still do not quite understand it, and is this a general term that can be applicable to any uniprocessor scheduling algorithm?
View Articleis there any way to make my loop wait before starting new progress
I tried using thread.sleep()PauseTransitionbut all of them make my program stuckSo, I am hoping to get advice on how I can delay my loop before calling other jobpublic class LinkedListController...
View ArticleWhat is burst in Uniprocessor scheduling?
What is "burst" in Uniprocessor scheduling? I still do not quite understand it, and is this a general term that can be applicable to any uniprocessor scheduling algorithm?
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