Table of Contents 1.1 Starting with Hello World 1.2 The Essence Remains Unchanged 1.3 The Higher You Stand, The Further You See 1.4 What the Operating System Does 1.4.1 Don’t Let the CPU Doze Off 1.5 What to Do When Memory is Insufficient 1.5.1 About Isolation 1.5.2 Segmentation 1.5.3 Paging 1.6 Many Hands Make Light … Read more
Computer memory, is the temporary storage area of a computer, which holds the data and instructions needed by the Central Processing Unit (CPU). The instructions, which refer to specific operations of the processor, are defined by the Instruction Set Architecture, which typically includes four types of instructions: arithmetic, logic, data movement, and control flow. Before … Read more
In actual development, there are times when we receive monitoring alarms for certain services, such as high CPU usage or high memory usage. At this point, we log into the server to investigate. This blog will cover knowledge regarding: Linux performance tools. A Simulation of Online Issue Investigation Background: After the service has been running … Read more
In 2010, the Berkeley research team aimed to design a CPU. However, Intel’s licensing for x86 was very strict, ARM’s instruction set licensing was expensive, and MIPS, SPARC, and Open Power also required their respective company licenses. With limited options, the Berkeley research team decided to start from scratch to design a new instruction set. … Read more
Click the blue text above to subscribe! 1 Last night, the news broke that ARM has suspended its cooperation with Huawei, yet major financial news outlets have collectively remained silent on the matter; the deeper meaning of this is left for you to interpret! Now, let’s talk about the ARM architecture. Currently, Qualcomm, Apple, and … Read more
The CPU has developed over the past 40 years, and this year, Intel has launched the 8086K CPU commemorative edition to celebrate the 40th anniversary of the first 8086 CPU. The CPU bus has also undergone many generations of evolution. Taking Intel as an example, the CPU bus has evolved from FSB to QPI, while … Read more
In a previous article, we mentioned that the semiconductor chips in the industry are typically divided into digital chips and analog chips. Among them, the market size of digital chips accounts for a large proportion, reaching about 70%. Digital chips can be further subdivided into logic chips, memory chips, and microcontrollers (MCUs). We will introduce … Read more
Whether you are a gaming enthusiast pursuing the ultimate experience or just an average computer user interested in consumer electronics, you may know that the 2019 Taipei Computer Show (Computex) is currently in full swing. Not only have AMD, Intel, and NVIDIA released their latest models of CPUs and graphics cards with significant performance leaps, … Read more
Follow+Star Public Account, don’t miss the wonderful content Source | Technology Makes Dreams Greater After a week of testing the waters, I’m ready to sit at home and code, and catch up on my writing. Just as I was focused on outputting, my wife interrupted me. The baby is crying, come quickly! There was a … Read more
At this time, some people worry about where to go for fun, some worry about not being able to buy tickets, some worry about not being able to book rooms, some worry about not having money to go out, and some are even worse… they don’t get a holiday at all. Last night I had … Read more