X-Git-Url: https://git.liburcu.org/?p=benchmarks.git;a=blobdiff_plain;f=ust-systemtap-tracepoints%2FREADME.txt;fp=ust-systemtap-tracepoints%2FREADME.txt;h=5888dedb0e1bed7e8c9a334c1733839ba01b8d78;hp=0000000000000000000000000000000000000000;hb=3a240a420264c961e6504b1c1529503d031ac9cc;hpb=8be770fad976d6b9d07069c5e8be10845198f734 diff --git a/ust-systemtap-tracepoints/README.txt b/ust-systemtap-tracepoints/README.txt new file mode 100644 index 0000000..5888ded --- /dev/null +++ b/ust-systemtap-tracepoints/README.txt @@ -0,0 +1,16 @@ +The purpose of this benchmark is to compare the performance for +userspace tracing of SystemTap and LTTng-UST. +10 million events generated per thread, number of threads vary. Each +event generates a time-stamp and contains a 4-byte integer value. + +These four tests can be performed : +- UST in flight recorder mode +- UST writing the trace to disk +- SystemTap in flight recorder mode +- SystemTap writing the trace to disk + +Dependencies +- LTTng-UST (tested on v0.11) : git://git.lttng.org/ust.git +- SystemTap (tested on v1.2-5 from debian packages) +- systemtap-sdt-dev for dtrace +