Also here's updated data with ls -lh. 24% saving here. The perf output is actually not that inaccurate for this case.
% perf record --no-time -c 100003 -p 10247 sleep 1 % ls -lh perf.data -rw------- 1 ak users 681K Mar 25 14:04 perf.data % perf record -c 100003 -p 10247 sleep 1 [ perf record: Woken up 4 times to write data ] [ perf record: Captured and wrote 0.869 MB perf.data (~37982 samples) ] % ls -lh perf.data -rw------- 1 ak users 893K Mar 25 14:04 perf.data -Andi -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/