Author | Bai KaishuiProduced by | OSC Open Source Community (ID: oschina2013)Intel’s long-time compiler expert James Reinders revealed in a blog that they will use the LLVM open-source infrastructure in the next generation of Intel C/C++ compilers; and shared some related information.“LLVM helps us achieve our goal of providing the best C/C++ compiler for Intel … Read more
padluo Reading time required: 4 minutes Quick read only takes 2 minutes Related Concepts Let’s first look at several concepts of LVM (Logical Volume Manager): In LVM (Logical Volume Manager), the relationships between various components can be summarized as follows: Physical Volume (PV): This is an actual disk partition or an entire disk that, after … Read more
Common Operations of Linux LVM LVM (Logical Volume Manager) is a logical volume manager in Linux used for managing disk storage. It abstracts physical hard disk partitions into Physical Volumes (PV), combines them into Volume Groups (VG), and then divides them into Logical Volumes (LV). LVM supports dynamic resizing of volumes, snapshots, striping, and other … Read more
Summary of Linux File Directories, Disk File Systems, and Compression Commands File and Directory Management Basic Commands • ls – List directory contents ls # List files and directories in the current directory ls -l # Long format to display detailed information ls -a # Show all files (including hidden files) ls -la # Show … Read more
Table of Contents Check if the kernel supports quotas Check if the mount properties of the specified partition meet the conditions quotacheck generates configuration files for users and groups edquota edits the quota file to set specified limit sizes Start quota management Stop quota management quota view quota information for specified users and groups repquota … Read more
Compilation | Nuclear Cola, Tina “Mojo may be the biggest advancement in programming languages in decades.” Recently, a new programming language called Mojo was launched by Modular AI, a company founded by Chris Lattner, co-creator of the LLVM and Swift programming languages. Mojo combines the beloved features of Python with the system programming capabilities of … Read more
Click the blue “Most Programmer” to follow me! Add a “star“, every day at 18:03 to learn technology together Disk Expansion in Linux Systems After adding the disk in the console, Add Partition After restarting the system, perform the following operations Disk Partitioning [root@oracle ~]# fdisk /dev/sda Welcome to fdisk (util-linux 2.23.2). Changes will remain … Read more
Physical Device Recognition In Linux, everything is a file. When you connect a new disk to the system, the Linux kernel detects this device through the udev event mechanism: # View the disk devices recognized by the system $ lsblk $ ls -l /dev/sd* Disk devices are typically represented by paths such as /dev/sda, /dev/sdb, … Read more
Follow+Star Public Account, don’t miss the wonderful content Author | strongerHuang WeChat Public Account | Embedded Column In Keil MDK, the Arm Compiler (Arm Compiler) is used, mainly AC5 and AC6. AC6 has a significant improvement in compilation speed compared to AC5, do you know why? The reason is that AC6 is built on modern … Read more
This article is an excellent piece from the KX Forum. Author ID on KX Forum: ny0c Introduction The Rust compiler rustc uses LLVM for intermediate code generation (MIR -> LLVM IR link), so I want to try adding a pass for code obfuscation during the Rust compilation process to protect the production code. Since Rust … Read more