sys_kernel(5) File Formats Manual sys_kernel(5) NAME /sys/kernel/ - information about the running kernel SYNOPSIS /sys/kernel/ DESCRIPTION This subdirectory contains various files and subdirectories that provide information about the running kernel. /sys/kernel/cgroup/ See sys_kernel_cgroup(5). /sys/kernel/debug/ See sys_kernel_debug(5). /sys/kernel/mm/ See sys_kernel_mm(5). STANDARDS Linux. HISTORY Linux 2.6.0. SEE ALSO sysfs(5) Linux man-pages 6.20 2026-09-09 sys_kernel(5)