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List:       ltp-list
Subject:    Re: [LTP] Patch to integrate cpu consolidation testcase to LTP
From:       Subrata Modak <subrata () linux ! vnet ! ibm ! com>
Date:       2009-03-30 7:32:04
Message-ID: 1238397604.5188.10.camel () subratamodak ! linux ! ibm ! com
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On Tue, 2009-03-24 at 19:10 +0530, Poornima Nayak wrote:
> [Patch 4/4] Patch to integrate all the test scenarios of
> cpu consolidation test on hyper threaded system to LTP.
> 
> Signed-off-by: poornima nayak <mpnayak@linux.vnet.ibm.com>

However, this patch and:

Resend patch to integrate sched smt testcase to LTP (sent on Thu, 26 Mar
2009 12:54:40 +0530)

still fails to apply. I am doing the release tomorrow. Please resend me
your updates once again based on that.

Regards--
Subrata

> 
> diff -uprN ltp_orig/testcases/kernel/power_management/pm_include.sh \
>                 ltp_patched//testcases/kernel/power_management/pm_include.sh
> --- ltp_orig/testcases/kernel/power_management/pm_include.sh	2009-03-24 \
>                 09:25:27.000000000 -0500
> +++ ltp_patched//testcases/kernel/power_management/pm_include.sh	2009-03-24 \
> 11:55:20.000000000 -0500 @@ -64,10 +64,10 @@ function get_supporting_govr() {
> function is_hyper_threaded() {
> 	siblings=`cat /proc/cpuinfo | grep siblings | uniq | cut -f2 -d':'`
> 	cpu_cores=`cat /proc/cpuinfo | grep "cpu cores" | uniq | cut -f2 -d':'`
> -	if [ $siblings > $cpu_cores ]; then
> -		return 1
> +	if [ $siblings -eq $cpu_cores ]; then
> +		echo 0
> 	else
> -		return 0
> +		echo 1
> 	fi
> }
> 
> diff -uprN ltp_orig/testcases/kernel/power_management/runpwtests.sh \
>                 ltp_patched//testcases/kernel/power_management/runpwtests.sh
> --- ltp_orig/testcases/kernel/power_management/runpwtests.sh	2009-03-24 \
>                 09:25:27.000000000 -0500
> +++ ltp_patched//testcases/kernel/power_management/runpwtests.sh	2009-03-24 \
> 11:55:36.000000000 -0500 @@ -37,6 +37,9 @@ export PATH=${PATH}:.
> export TCID="Power Management"
> export TST_COUNT=0
> 
> +#List of reusable functions defined in pm_include.sh
> +. pm_include.sh
> +
> # Function:     main
> #
> # Description:  - Execute all tests, exit with test status.
> @@ -66,43 +69,97 @@ if [ -f /sys/devices/system/cpu/sched_mc
> 	if [ $? -ne 0 ] ; then
> 	tst_resm TCONF "Python is not installed, CPU Consoldation test not run"
> 	else
> -		# Trigger ebizzy workload for sched_mc_power_saving 1
> -		cpu_consolidation.py -w ebizzy -l 1; RC=$?
> -		if [ $RC -eq 1 ] ; then
> -        	tst_resm TFAIL "cpu consolidation test failed"
> +        # Test CPU consolidation on hyper-threaded system
> +        hyper_threaded=$(is_hyper_threaded)
> +        if [ $hyper_threaded -eq 1 ]; then
> +            cpu_consolidation.py -w ebizzy -c 1 -t 0; RC=$?
> +            if [ $RC -eq 1 ] ; then
> +                tst_resm TFAIL "cpu consolidation test "
> +            else
> +                tst_resm TPASS "cpu consolidation sched_mc=1, sched_smt=0"
> +            fi
> +            cpu_consolidation.py -w ebizzy -c 1 -t 1; RC=$?
> +            if [ $RC -eq 1 ] ; then
> +                tst_resm TFAIL "cpu consolidation test "
> +            else
> +                tst_resm TPASS "cpu consolidation sched_mc=1, sched_smt=1"
> +            fi
> +            cpu_consolidation.py -w ebizzy -c 0 -t 1; RC=$?
> +            if [ $RC -eq 1 ] ; then
> +                tst_resm TFAIL "cpu consolidation test "
> +            else
> +                tst_resm TPASS "cpu consolidation sched_mc=0, sched_smt=1"
> +            fi
> +        else
> +			# Trigger ebizzy workload for sched_mc_power_saving 1
> +			cpu_consolidation.py -w ebizzy -c 1; RC=$?
> +        	if [ $RC -eq 1 ] ; then
> +            	tst_resm TFAIL "cpu consolidation test "
> +        	else
> +            	tst_resm TPASS "cpu consolidation test for sched_mc_power set to 1"
> +        	fi
> +        fi
> +
> +        # sched_mc =1 and sched_smt =0
> +        hyper_threaded=$(is_hyper_threaded)
> +        echo "hyper $hyper_threaded"
> +        if [ $hyper_threaded -eq 1 ]; then
> +	        # sched_mc =1 and sched_smt =0
> +        	sched_domain.py -c 1 -t 0; RC=$?
> +        	if [ $RC -eq 1 ] ; then
> +            	tst_resm TFAIL "sched domain test sched_mc=1,sched_smt=0 "
> +        	else    
> +            	tst_resm TPASS "sched domain test sched_mc=1,sched_smt=0 "
> +        	fi
> +
> +    		# sched_mc =1 and sched_smt =1  
> +        	sched_domain.py -c 1 -t 1; RC=$?
> +        	if [ $RC -eq 1 ] ; then
> +            	tst_resm TFAIL "sched domain test sched_mc=1,sched_smt=1 "
> +        	else
> +            	tst_resm TPASS "sched domain test sched_mc=1,sched_smt=1 "
> +        	fi
> +
> +			# sched_mc =0 and sched_smt =1
> +        	sched_domain.py -c 0 -t 1; RC=$?
> +        	if [ $RC -eq 1 ] ; then
> +            	tst_resm TFAIL "sched domain test sched_mc=0,sched_smt=1 "
> +        	else
> +            	tst_resm TPASS "sched domain test sched_mc=0,sched_smt=1 "
> +        	fi
> 		else
> -	        tst_resm TPASS "cpu consolidation test for sched_mc_power set to 1"
> -		fi
> -        # Validate CPU level sched domain topology validation
> -        sched_domain.py; RC=$?
> -        if [ $RC -eq 1 ] ; then
> -            tst_resm TFAIL "sched domain topology validation test failed"
> -        else    
> -            tst_resm TPASS "sched domain topology validation test passed"
> -        fi      
> +			# Validate CPU level sched domain topology validation
> +			sched_domain.py -c 1; RC=$?
> +        	if [ $RC -eq 1 ] ; then
> +            	tst_resm TFAIL "sched domain test for sched_mc=1 "
> +        	else
> +            	tst_resm TPASS "sched domain test for sched_mc=1 "
> +			fi
> +        fi
> 	fi
> else
> 	tst_resm TCONF "Required kernel configuration for SCHED_MC NOT set"
> -        exit 0
> +    exit 0
> fi
> # Checking cpufreq sysfs interface files
> #check_config.sh config_cpu_freq || RC=$?
> if [ -d /sys/devices/system/cpu/cpu0/cpufreq ] ; then
> 	check_cpufreq_sysfs_files.sh; RC=$?
> 	if [ $RC -eq 1 ] ; then
> -		tst_resm TFAIL "CPUFREQ sysfs tests failed"
> +		tst_resm TFAIL "CPUFREQ sysfs tests "
> 	fi
> 
> 	# Changing governors
> 	change_govr.sh; RC=$?
> 	if [ $RC -eq 1 ] ; then
> -		tst_resm TFAIL "Changing governors failed"
> +		tst_resm TFAIL "Changing governors "
> 	fi
> 
> 	# Changing frequencies
> 	change_freq.sh; RC=$?
> 	if [ $RC -eq 1 ] ; then
> -		tst_resm TFAIL "Changing frequncies failed"
> +		tst_resm TFAIL "Changing frequncies "
> 	fi
> 
> 	# Loading and Unloading governor related kernel modules
> @@ -128,8 +185,8 @@ if [ -f /sys/devices/system/cpu/sched_sm
> 		tst_resm TFAIL "SCHED_MC sysfs tests failed"
> 	fi
> else
> -	is_hyper_threaded; hyper_threaded = $?
> -	if [ $hyper_threaded == 1 ]; then
> +	hyper_threaded=$(is_hyper_threaded)
> +	if [ $hyper_threaded -eq 1 ]; then
> 		tst_resm TFAIL "Required kernel configuration for SCHED_SMT NOT set"
> 	else
> 		tst_resm TCONF "Required Hyper Threading support in the system under test"
> 
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