trace-cmd.dat (5) Linux Manual Page

trace-cmd.dat – trace-cmd file format

Description

The trace-cmd(1) utility produces a "trace.dat" file. The file may also be named anything depending if the user specifies a different output name, but it must have a certain binary format. The file is used by trace-cmd to save kernel traces into it and be able to extract the trace from it at a later point (see trace-cmd-report(1)).

Initial Format

The first three bytes contain the magic value:

0x17 0x08 0x44

The next 7 bytes contain the characters:

"tracing"

The next set of characters contain a null '