On RedHat V4.5, booting the largesmp kernel on a system with more than eight CPUs and NUMA disabled causes a kernel panic. RedHat has said this bug will be fixed in the next update.
There are two ways to configure Raspberry Pi OS to boot into console or GUI mode. First, run # raspi-config, select "System Options", then "Boot / Auto Login".
stress tests CPU, memory, I/O, and HDD workloads on POSIX systems. This article shares commands to use 95% of memory to check for memory problems.
A Linux server was reported to be using over 90% of its memory, but its administrator could not identify a memory-heavy process. My initial check with free showed nothing unusual.
