The offset is specified in microseconds according to the documentation, but, the microseconds to nanoseconds conversion is missing so the effective offset has the unit of nanoseconds. Signed-off-by: Anna-Maria Gleixner --- src/cyclictest/cyclictest.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: rt-tests/src/cyclictest/cyclictest.c =================================================================== --- rt-tests.orig/src/cyclictest/cyclictest.c +++ rt-tests/src/cyclictest/cyclictest.c @@ -1289,7 +1289,7 @@ static void process_options (int argc, c case OPT_ALIGNED: aligned=1; if (optarg != NULL) - offset = atoi(optarg); + offset = atoi(optarg) * 1000; else if (optind