Alert: Linux平台使用udev绑定ASM存储时,频繁的systemd-udevd导致CPU使用率高

最近查询时发现一套Linux(Suse Linux 12)平台上的Oracle主机CPU使用率偏高,该数据库并不繁忙,从top中发现大量的systemd-udevd 进程,是CPU的主要花费进程, 该现象并不局限于Suse,RHEL和OEL同样可能存在这些现象, 通常是当udev加载时,即使系统当前并无任何磁盘存储的调整,也会存在该现象。

Bugs fixed in each 19.0.0.0.0 Release Update and Release Update Revision(until 19.14)

Bugs fixed in each 19.0.0.0.0 Release Update and Release Update Revision This document lists the non-security important bugs( NOT ALL bug fixes) fixed in each 19.0.0.0.0 Release Update and Release Update Revision(RU/RUR). RU/RUR patches are cumulative and so each RU includes fixes from all previous RU’s/RUR’s. For details of the RU patches please see Document:2521164.1 … Read more