43.2. Configuring OProfile
opcontrolutility to configure OProfile. As the
opcontrolcommands are executed, the setup options are saved to the
43.2.1. Specifying the Kernel
opcontrol --setup --vmlinux=/usr/lib/debug/lib/modules/`uname -r`/vmlinux
debuginfopackage must be installed (which contains the uncompressed kernel) in order to monitor the kernel.
opcontrol --setup --no-vmlinux
oprofilekernel module, if it is not already loaded, and creates the
/dev/oprofile/directory, if it does not already exist. Refer to Section 43.6, “Understanding
/dev/oprofile/” for details about this directory.
oprofilemodule can be loaded from it.