Provided by: systemtap-doc_4.2-3ubuntu0.1_all 

NAME
tapset::logging - systemtap logging tapset
DESCRIPTION
log Send a line to the common trace buffer
See function::log(3stap)
for details.
warn Send a line to the warning stream
See function::warn(3stap)
for details.
exit Start shutting down probing script.
See function::exit(3stap)
for details.
abort Immediately shutting down probing script.
See function::abort(3stap)
for details.
error Send an error message
See function::error(3stap)
for details.
assert evaluate assertion
See function::assert(3stap)
for details.
assert evaluate assertion
See function::assert(3stap)
for details.
ftrace Send a message to the ftrace ring-buffer
See function::ftrace(3stap)
for details.
printk Send a message to the kernel trace buffer
See function::printk(3stap)
for details.
SEE ALSO
function::log(3stap), function::warn(3stap), function::exit(3stap), function::abort(3stap),
function::error(3stap), function::assert(3stap), function::ftrace(3stap), function::printk(3stap),
stap(1), stapprobes(3stap)
SystemTap Tapset Reference November 2019 TAPSET::LOGGING(3stap)