Navigation: Linux Kernel Driver DataBase - web LKDDB: Main index - P index

CONFIG_PROFILE_ALL_BRANCHES: Profile all if conditionals

General informations

The Linux kernel configuration item CONFIG_PROFILE_ALL_BRANCHES:

Help text

This tracer profiles all branch conditions. Every if () taken in the kernel is recorded whether it hit or miss. The results will be displayed in:

/sys/kernel/tracing/trace_stat/branch_all

This option also enables the likely/unlikely profiler.

This configuration, when enabled, will impose a great overhead on the system. This should only be enabled when the system is to be analyzed in much detail.

Hardware

LKDDb

Raw data from LKDDb:

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

Automatic links from Google (and ads)

Custom Search

Popular queries:

Navigation: Linux Kernel Driver DataBase - web LKDDB: main index - P index

Automatically generated (in year 2024). See also LKDDb sources on GitLab