Deep Understanding of Computer Systems – Exceptions
Modern operating systems react to unexpected situations (disk read-write data ready, hardware timers generating signals, etc.) by mutating the control flow. In general, we name...
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Category: The operating system
(Process Management) 05. Process scheduling algorithm
December 14, 2023
by Dishani Sodhi
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Process scheduling is when a thread - state process gains access to the CPU and the process transitions from a ready state to a running...
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(Process management) 01. Processes and threads
December 14, 2023
by Jonathon Rocha
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Process: A process is the basic unit of system resource allocation and independent operation. Process creation, scheduling, running and destruction are all controlled by the...
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Operating system in action (1) – The simplest kernel
December 14, 2023
by 高郁婷
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C: To achieve a most simple kernel MacOS with virtual machine VMware installed Ubuntu operating system practice 45 Lex01: Run Helloos II, MacOS Install Ubuntu...
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Assembly language reading notes [interrupt]
December 14, 2023
by Rachael Cole
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Any general-purpose CPU can detect a special message sent from outside the CPU or generated internally after executing the currently executing instruction, and can immediately...
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Master the use of HongMeng light kernel static memory, starting from the source analysis
December 14, 2023
by Lisa Lopez
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Abstract: In essence, static memory is a static array. The block size in the static memory pool is set during initialization. After initialization, the block...
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Operating system: 1, operating system overview
December 14, 2023
by Joanna Murphy
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1, What & amp; WhyWhat is an operating system? Operating system is mainly responsible for the following three: computer hardware and software resources of a...
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(Process Management) 02. Process and thread state switching
December 14, 2023
by Jessica Morales
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Process state switch: Process has five main states, respectively, is new, ready, run, block, destroy. Strictly speaking, the process also has a suspended state, mainly...
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(Process Management) 04. How processes and threads communicate
December 14, 2023
by Badal Loyal
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A process (thread) stores information in a storage area that is accessible to all processes (threads), from which another process (thread) can retrieve the information....
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Operating System Learning Series Directory – Update ING
December 14, 2023
by Eileen Edwards
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A, operating system actual combat learning operating system actual combat (1) - the most simple kernel operating system actual combat (2) - start initialization
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(Process Management) 03. How processes and threads are synchronized
December 14, 2023
by Chirag Chaudhari
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Process and thread synchronization method: Process and thread synchronization method is basically the same, mainly is the lock and semaphore 1, lock is to use...
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Operating system in action (2) — boot initialization
December 14, 2023
by Fiona Atkinson
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Root.cfg ='hd0'; root.cfg ='hd0'; root.cfg ='hd0'; root='hd0'
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(Process Management) 04. How processes and threads communicate
December 9, 2023
by Louise Evans
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A process (thread) stores information in a storage area that is accessible to all processes (threads), from which another process (thread) can retrieve the information....
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(Process Management) 03. How processes and threads are synchronized
December 7, 2023
by Kevin Morgan
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Process and thread synchronization method: Process and thread synchronization method is basically the same, mainly is the lock and semaphore 1, lock is to use...
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