KTRDUMP(8) BSD System Manager's Manual KTRDUMP(8)NAMEktrdump — print kernel ktr trace buffer
SYNOPSISktrdump [-cfqrt] [-e execfile] [-i ktrfile] [-m corefile] [-o outfile]
DESCRIPTION
The ktrdump utility is used to dump the contents of the kernel ktr trace
buffer.
The following options are available:
-c Print the CPU number that each entry was logged from.
-f Print the file and line number that each entry was logged
from.
-q Quiet mode; do not print the column header.
-r Print relative timestamps rather than absolute timestamps.
-t Print the timestamp for each entry.
-i ktrfile File containing saved ktr trace events; for more information
see the ktr(4) manual page.
-e execfile The kernel image to resolve symbols from. The default is
the value returned via getbootfile(3).
-m corefile The core file or memory image to read from. The default is
/dev/mem.
-o outfile The file to write the output to. The default is standard
output.
SEE ALSOktr(4), ktr(9)HISTORY
The ktrdump utility first appeared in FreeBSD 5.0.
AUTHORS
The ktrdump utility was implemented by Jake Burkholder
⟨jake@FreeBSD.org⟩.
This manual page was written by Chad David ⟨davidc@FreeBSD.org⟩.
BSD March 8, 2005 BSD