2 インフラ技術の基本要素

IntroductionLinux supports filesystems such as ext4, XFS, tmpfs, and NFS. Although their internal implementations differ...

IntroductionApplications running on Linux perform file I/O in many situations, such as reading configuration files, writ...

IntroductionWhen operating Linux servers, you may encounter problems such as slow disk I/O, high I/O wait, or file reads...

IntroductionA Linux server may show eight CPUs in lscpu, but that does not necessarily mean it has eight physical CPU co...

IntroductionThe CPU executes the instructions that make up applications and the operating system at extremely high speed...

IntroductionIn Linux, the CPU must handle not only applications but also hardware-generated events, such as incoming net...

IntroductionOn Linux, applications and the Linux kernel run in different CPU execution modes. Applications normally run ...

IntroductionBecause many processes and threads run on Linux, the system performs work by switching the task that execute...

IntroductionLinux runs many processes and threads concurrently. However, a single logical CPU can execute only one task ...

IntroductionThe CPU is the central component of a computer that executes program instructions. Surprisingly few people, ...