Understanding the Differences Between Buffer and Cache in Linux “Why does my free command show so much memory usage, yet the system is not slow?”“Can both Buffer and Cache be released?”“Is Linux stealing my memory?” Many newcomers to Linux are often puzzled when they see the memory usage of the system. This article aims to … Read more
Shake Network Technology NewsClick on the right to follow for the latest technology news!In the open-source community, Linus Torvalds’ outbursts always seem to trigger a wave of “mini earthquakes”. Recently, this father of Linux has once again fired back — this time, targeting a long-standing issue in filesystem development: case insensitivity (i.e., not distinguishing between … Read more
The Linux Kernel Mailing List (LKML) has erupted again. This time, it’s over an old issue that has existed for more than twenty years: Should file systems be case-sensitive? Linus Torvalds directly referred to it as a “huge mistake,” causing the technical discussion to explode. The issue originated from a patch for the Bcachefs file … Read more
In the open-source community, Linus Torvalds’ outbursts always seem to trigger a “small earthquake”.Recently, the father of Linux has once again fired back— this time, targeting a long-standing issue in filesystem development: case insensitivity (case-insensitive, meaning it does not distinguish between uppercase and lowercase characters). He not only criticized this design as a “huge mistake,” … Read more
Hello, I am Yule~ In the previous article on advanced C++ programming techniques regarding cache lines, we discussed the impact of cache lines on program performance. However, sometimes, even within the same cache line, there can be interference, which is what this article will discuss: <span>False Sharing</span>. Since the previous writing was somewhat rushed, some … Read more
Compiled by | Zheng LiyuanProduced by | CSDN (ID: CSDNnews) In the open-source community, Linus Torvalds’ outbursts often trigger a wave of “mini-earthquakes”. Recently, the father of Linux has once again fired back — this time targeting a long-standing issue in file system development: case insensitivity (i.e., not distinguishing between uppercase and lowercase characters). He … Read more