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- #! /bin/sh
- #
- # Copyright (c) International Business Machines Corp., 2001
- # Author: Nageswara R Sastry <nasastry@in.ibm.com>
- #
- # This program is free software; you can redistribute it and#or modify
- # it under the terms of the GNU General Public License as published by
- # the Free Software Foundation; either version 2 of the License, or
- # (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful, but
- # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- # for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software Foundation,
- # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- #
- export TCID="Power_Management_exclusive04"
- export TST_TOTAL=2
- . test.sh
- . pm_include.sh
- # Checking test environment
- check_kervel_arch
- tst_require_cmds python3
- hyper_threaded=$(is_hyper_threaded)
- multi_socket=$(is_multi_socket)
- if [ $hyper_threaded -ne 0 -o $multi_socket -ne 0 ]; then
- tst_brkm TCONF "System is not a multi socket & hyper-threaded"
- fi
- # Verify threads consolidation stops when sched_smt is
- # disabled in HT systems.
- # Vary only sched_smt from 1 to 0 when workload is running
- # and ensure that tasks do not consolidate to single core
- # when sched_smt is set to 0.
- if pm_cpu_consolidation.py -v -t 1; then
- tst_resm TPASS "CPU consolidation test by varying sched_smt from 1 to 0"
- else
- tst_resm TFAIL "CPU consolidation test by varying sched_smt from 1 to 0"
- fi
- # Vary only sched_smt from 2 to 0 when workload is running
- # and ensure that tasks do not consolidate to single core
- # when sched_smt is set to 0.
- if pm_cpu_consolidation.py -v -t 2; then
- tst_resm TPASS "CPU consolidation test by varying sched_smt from 2 to 0"
- else
- tst_resm TFAIL "CPU consolidation test by varying sched_smt from 2 to 0"
- fi
- tst_exit
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