Understading of User trace output

"Srinivasa Reddy" <[email protected]> Thu, 9 Aug 2007 19:33:24 +0530
Newsgroups gmane.linux.kernel.tracing
Message-ID <[email protected]>
Hi Mathieu,

I am working on user trace. I am able to execute all the commands as per
the Readme and everything is working fine.

I am getting the following output when I execute the lttv -m
textDump...... command.

But I am not able to understand what does it mean?

Could you please explain me how can we use the usetrace?


user_generic.string: 42962540.300034178
(/home/rrao/NFS/NFS_test/home/sreddy/usrtrace3/cpu_0), 327, 327,
./sample-tata, UNBRANDED, 268, 0x0, SYSCALL { "Hello world! Have a nice
day." }

user_generic.slow_printf: 42962540.350030516
(/home/rrao/NFS/NFS_test/home/sreddy/usrtrace3/cpu_0), 327, 327,
./sample-tata, UNBRANDED, 268, 0x0, SYSCALL { "in: sample-tata.c at:
main:24: Counter value is: 0." }

user_generic.string: 42962541.370010985
(/home/rrao/NFS/NFS_test/home/sreddy/usrtrace3/cpu_0), 327, 327,
./sample-tata, UNBRANDED, 268, 0x0, SYSCALL { "Hello world! Have a nice
day." }

user_generic.slow_printf: 42962541.370014647
(/home/rrao/NFS/NFS_test/home/sreddy/usrtrace3/cpu_0), 327, 327,
./sample-tata, UNBRANDED, 268, 0x0, SYSCALL { "in: sample-tata.c at:
main:24: Counter value is: 1." }

user_generic.string: 42962542.380010985
(/home/rrao/NFS/NFS_test/home/sreddy/usrtrace3/cpu_0), 327, 327,
./sample-tata, UNBRANDED, 268, 0x0, SYSCALL { "Hello world! Have a nice
day." }

user_generic.slow_printf: 42962542.380014647
(/home/rrao/NFS/NFS_test/home/sreddy/usrtrace3/cpu_0), 327, 327,
./sample-tata, UNBRANDED, 268, 0x0, SYSCALL { "in: sample-tata.c at:
main:24: Counter value is: 2." }

Regards,
Srinivas.