Ext4 marks unused groups of blocks within the inode table to allow the FSCK process to skip them entirely to speed the check process.
ext4将未使用的块组标记到inode表中,并让fsck进程忽略它们以加快检查速度。
2
The paper expounds briefly the absolute speed of run -up rhythm etc , and attempts to improve sportsmen s long jump marks.
本文就跳远的绝对速度,速度利用率和节奏等方面进行简要阐述,以期提高跳远运动员的成绩。
3
Though designed during the 1950s, this rocket-powered research airplane set speed and altitude marks that were not sur-passed until the advent of the shuttle.