We can pass additional argument performance to use the same testcase for Performance test. Fixed issues in cpu consolidation test.
Signed-off-by: poornima nayak <[email protected]> diff -uprN ltp-full-20090930/testcases/kernel/power_management/cpu_consolidation.py ltp-full-20090930_patched/testcases/kernel/power_management/cpu_consolidation.py --- ltp-full-20090930/testcases/kernel/power_management/cpu_consolidation.py 2009-10-05 02:10:56.000000000 -0400 +++ ltp-full-20090930_patched/testcases/kernel/power_management/cpu_consolidation.py 2009-10-12 23:03:04.000000000 -0400 @@ -34,40 +34,37 @@ def main(argv=None): default="ebizzy", help="Workload can be ebizzy/kernbench") parser.add_option("-s", "--stress", dest="stress", default="partial", help="Load on system is full/partial [i.e 50%]/thread") + parser.add_option("-p", "--performance", dest="perf_test", + default=False, action="store_true", help="Enable performance test") (options, args) = parser.parse_args() try: count_num_cpu() count_num_sockets() - # User would set option -v / -vc / -vt to test cpu consolidation - # gets disabled when sched_mc &(/) sched_smt is disabled when - # workload is already running in the system + if is_hyper_threaded(): + generate_sibling_list() + + # User should set option -v to test cpu consolidation + # resets when sched_mc &(/) sched_smt is disabled when + # workload is already running in the system + if options.vary_mc_smt: # Since same code is used for testing package consolidation and core # consolidation is_multi_socket & is_hyper_threaded check is done - if is_multi_socket(): - if options.mc_value: - set_sched_mc_power(options.mc_value) - mc_value=int(options.mc_value) - else: - set_sched_mc_power(1) - mc_value=int(options.mc_value) - if is_hyper_threaded(): - if options.smt_value: - set_sched_smt_power(options.smt_value) - smt_value=int(options.smt_value) - else: - set_sched_smt_power(1) - smt_value=1 + if is_multi_socket() and is_multi_core() and options.mc_value: + set_sched_mc_power(options.mc_value) + + if is_hyper_threaded() and options.smt_value: + set_sched_smt_power(options.smt_value) #Generate arguments for trigger workload, run workload in background map_cpuid_pkgid() background="yes" duration=360 pinned="no" - if int(options.mc_value) < 2: - trigger_ebizzy (smt_value, "partial", duration, background, pinned) + if int(options.mc_value) < 2 and int(options.smt_value) < 2: + trigger_ebizzy (options.smt_value, "partial", duration, background, pinned) work_ld="ebizzy" #Wait for 120 seconds and then validate cpu consolidation works #When sched_mc & sched_smt is set @@ -76,27 +73,36 @@ def main(argv=None): else: #Wait for 120 seconds and then validate cpu consolidation works #When sched_mc & sched_smt is set - trigger_kernbench (smt_value, "partial", background, pinned) + trigger_kernbench (options.smt_value, "partial", background, pinned, "no") work_ld="kernbench" import time - time.sleep(240) + time.sleep(300) generate_report() - status = validate_cpu_consolidation(work_ld, mc_value, smt_value) + status = validate_cpu_consolidation("partial", work_ld, options.mc_value, options.smt_value) if status == 0: print "INFO: Consolidation worked sched_smt &(/) sched_mc is set" #Disable sched_smt & sched_mc interface values - if (options.vary_mc_smt and options.mc_value) and is_multi_socket(): + if options.vary_mc_smt and options.mc_value > 0: set_sched_mc_power(0) - #Reset sched_smt bcoz when sched_smt is set process still - #continue to consolidate - if is_hyper_threaded(): - set_sched_smt_power(0) - if (options.vary_mc_smt and options.smt_value) and is_hyper_threaded(): + mc_value = options.mc_value + else: + mc_value = 0 + if options.vary_mc_smt and options.smt_value > 0 and is_hyper_threaded(): set_sched_smt_power(0) - time.sleep(120) + smt_value = options.smt_value + else: + smt_value = 0 + + if work_ld == "kernbench": + time.sleep(240) + else: + time.sleep(120) + generate_report() - status = validate_cpu_consolidation(options.work_ld,options.mc_value, options.smt_value) + status = validate_cpu_consolidation("partial", work_ld, mc_value, smt_value) + if background == "yes": + stop_wkld(work_ld) #CPU consolidation should fail as sched_mc &(/) sched_smt is disabled if status == 1: return(0) @@ -113,16 +119,20 @@ sched_smt was enabled. This is pre-requi set_sched_mc_power(options.mc_value) if is_hyper_threaded(): set_sched_smt_power(options.smt_value) - #Commented after observing changes in behaviour in 2.6.31-rc7 - #stress="thread" map_cpuid_pkgid() print "INFO: Created table mapping cpu to package" background="no" duration=60 pinned ="no" - trigger_workld( options.smt_value, options.work_ld, options.stress, duration, background, pinned) + + if options.perf_test: + perf_test="yes" + else: + perf_test="no" + + trigger_workld( options.smt_value, options.work_ld, options.stress, duration, background, pinned, perf_test) generate_report() - status = validate_cpu_consolidation(options.work_ld,options.mc_value, options.smt_value) + status = validate_cpu_consolidation(options.stress, options.work_ld,options.mc_value, options.smt_value) reset_schedmc() if is_hyper_threaded(): reset_schedsmt() ------------------------------------------------------------------------------ Come build with us! 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