sergiotarxz/nuttx-apps
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

cpuload: add cpulad test case

Browse Source 
Signed-off-by: ligd <liguiding1@xiaomi.com>
This commit is contained in:
ligd 2022-08-29 21:35:47 +08:00 committed by Petro Karashchenko
parent 53491d4f0c
commit e9c6fa0497
4 changed files with 175 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
testing/cpuload/Kconfig Normal file
View File

@ -0,0 +1,8 @@
#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
config TESTING_CPULOAD
tristate "cpuload test"
default n

23
testing/cpuload/Make.defs Normal file
View File

@ -0,0 +1,23 @@
############################################################################
# apps/testing/cpuload/Make.defs
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership. The
# ASF licenses this file to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance with the
# License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
############################################################################
ifneq ($(CONFIG_TESTING_CPULOAD),)
CONFIGURED_APPS += $(APPDIR)/testing/cpuload
endif

30
testing/cpuload/Makefile Normal file
View File

@ -0,0 +1,30 @@
############################################################################
# apps/testing/cpuload/Make.defs
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership. The
# ASF licenses this file to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance with the
# License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
############################################################################
include $(APPDIR)/Make.defs
PROGNAME = cpuload
PRIORITY = 100
STACKSIZE = $(CONFIG_DEFAULT_TASK_STACKSIZE)
MODULE = $(CONFIG_TESTING_CPULOAD)
MAINSRC = cpuload_main.c
include $(APPDIR)/Application.mk

114
testing/cpuload/cpuload_main.c Normal file
View File

@ -0,0 +1,114 @@
/****************************************************************************
* apps/testing/cpuload/cpuload_main.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/arch.h>
#include <unistd.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define CPULOAD_US (USEC_PER_SEC / CONFIG_SCHED_CPULOAD_TICKSPERSEC)
#define CPULOAD_DELAY (10 * CPULOAD_US)
/****************************************************************************
* Private Functions
****************************************************************************/
static void show_usage(FAR const char *progname, int exitcode)
{
optind = 0;
printf("\nUsage: %s [-c cpu] -p percent\n", progname);
printf("\nWhere:\n");
printf(" -c bind to specific CPU, don't bind CPU if no this option\n");
printf(" -p process percent[1-100], exectime / (exectime + idletime)\n");
exit(exitcode);
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* cpuload_main
****************************************************************************/
int main(int argc, FAR char *argv[])
{
FAR char *endptr;
int option;
int cpu = -1;
int per = 50;
while ((option = getopt(argc, argv, "c:p:")) != ERROR)
{
if (option == 'c')
{
cpu = strtol(optarg, &endptr, 10);
}
else if (option == 'p')
{
per = strtol(optarg, &endptr, 10);
}
else
{
printf("Unrecognized option: '%c'\n", option);
show_usage(argv[0], EXIT_FAILURE);
}
}
/* There should be two parameters remaining on the command line */
if (per < 1 || per > 100 || optind > argc)
{
printf("Missing required arguments\n");
show_usage(argv[0], EXIT_FAILURE);
}
#ifdef CONFIG_SMP
if (cpu > 0 && cpu < CONFIG_SMP_NCPUS)
{
cpu_set_t cpu_mask;
CPU_ZERO(&cpu_mask);
CPU_SET(cpu, &cpu_mask);
pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &cpu_mask);
}
#endif
while (1)
{
up_udelay(per * CPULOAD_DELAY / 100);
usleep((100 - per) * CPULOAD_DELAY / 100);
}
return 0;
}