3 Commits

Author	SHA1	Message	Date
Ralph Boehme	b2f2ce0acc	examples: add cache effectiveness stats to gencache.stp ... Signed-off-by: Ralph Boehme <slow@samba.org> Reviewed-by: Stefan Metzmacher <metze@samba.org> Autobuild-User(master): Ralph Böhme <slow@samba.org> Autobuild-Date(master): Fri Aug 11 14:19:24 CEST 2017 on sn-devel-144	2017-08-11 14:19:24 +02:00
Ralph Boehme	1b7b7a9275	examples: add winbindd.stp and a shell script to generate it ... Usage: Instrument all winbindd processes: # stap winbindd.stp Instrument a specific winbindd process: # stap -x PID winbindd.stp Example output: # stap winbindd.stp Collecting data, press ctrl-C to stop... ^C Winbind request service time ============================ winbindd_getpwnam_send count: 99, sum: 6229 ms (min: 2669 us, avg: 62921 us, max: 157907 us) Winbind request runtime ======================= winbindd_getpwnam_send count: 99, sum: 3 ms (min: 21 us, avg: 36 us, max: 77 us) Winbind domain-child request service time ========================================= _wbint_LookupName count: 99, sum: 1403 ms (min: 619 us, avg: 14181 us, max: 136613 us) _wbint_GetNssInfo count: 99, sum: 0 ms (min: 2 us, avg: 3 us, max: 6 us) _wbint_LookupSid count: 102, sum: 49 ms (min: 13 us, avg: 481 us, max: 6315 us) _wbint_Sids2UnixIDs count: 101, sum: 2 ms (min: 18 us, avg: 29 us, max: 49 us) _wbint_LookupSids count: 101, sum: 84 ms (min: 411 us, avg: 838 us, max: 3524 us) Winbind domain-child AD-backend service time ============================================ sid_to_name count: 56, sum: 45 ms (min: 431 us, avg: 816 us, max: 6275 us) sequence_number count: 12, sum: 1209 ms (min: 46618 us, avg: 100803 us, max: 131439 us) name_to_sid count: 99, sum: 176 ms (min: 547 us, avg: 1781 us, max: 9866 us) ... Regenerate winbindd.stp: $ examples/systemtap/generate-winbindd.stp.sh Signed-off-by: Ralph Boehme <slow@samba.org> Reviewed-by: Ralph Boehme <slow@samba.org> Autobuild-User(master): Ralph Böhme <slow@samba.org> Autobuild-Date(master): Wed Jul 19 16:20:56 CEST 2017 on sn-devel-144	2017-07-19 16:20:56 +02:00
Ralph Boehme	995aec51da	examples: add gencache.stp ... Add a Systemtap script to profile gencache. Usage: - profile a single smbd process: # stap -x 22225 gencache.stp smbd - profile all winbindd proceses: # stap gencache.stp winbindd Signed-off-by: Ralph Boehme <slow@samba.org> Reviewed-by: Ralph Boehme <slow@samba.org>	2017-07-19 12:00:15 +02:00