Hi, everyone After install hammer-0.94.5 in debian, i want to trace the librbd by lttng, but after done follow steps, i got nothing: 2036 mkdir -p traces 2037 lttng create -o traces librbd 2038 lttng enable-event -u 'librbd:*' 2039 lttng add-context -u -t pthread_id 2040 lttng start 2041 lttng stop So, is the lttng enabled in this version on debian? Thanks! -------------- hzwulibin 2015-10-30 ��.n��������+%������w��{.n����z��u���ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f