本文整理汇总了Java中org.apache.hadoop.yarn.conf.YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY属性的典型用法代码示例。如果您正苦于以下问题:Java YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY属性的具体用法?Java YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY怎么用?Java YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY使用的例子?那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类org.apache.hadoop.yarn.conf.YarnConfiguration
的用法示例。
在下文中一共展示了YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY属性的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getRunCommand
/**
* Return a command to execute the given command in OS shell.
* On Windows, the passed in groupId can be used to launch
* and associate the given groupId in a process group. On
* non-Windows, groupId is ignored.
*/
protected String[] getRunCommand(String command, String groupId,
String userName, Path pidFile, Configuration conf, Resource resource) {
boolean containerSchedPriorityIsSet = false;
int containerSchedPriorityAdjustment =
YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY;
if (conf.get(YarnConfiguration.NM_CONTAINER_EXECUTOR_SCHED_PRIORITY) !=
null) {
containerSchedPriorityIsSet = true;
containerSchedPriorityAdjustment = conf
.getInt(YarnConfiguration.NM_CONTAINER_EXECUTOR_SCHED_PRIORITY,
YarnConfiguration.DEFAULT_NM_CONTAINER_EXECUTOR_SCHED_PRIORITY);
}
if (Shell.WINDOWS) {
int cpuRate = -1;
int memory = -1;
if (resource != null) {
if (conf
.getBoolean(
YarnConfiguration.NM_WINDOWS_CONTAINER_MEMORY_LIMIT_ENABLED,
YarnConfiguration.DEFAULT_NM_WINDOWS_CONTAINER_MEMORY_LIMIT_ENABLED)) {
memory = resource.getMemory();
}
if (conf.getBoolean(
YarnConfiguration.NM_WINDOWS_CONTAINER_CPU_LIMIT_ENABLED,
YarnConfiguration.DEFAULT_NM_WINDOWS_CONTAINER_CPU_LIMIT_ENABLED)) {
int containerVCores = resource.getVirtualCores();
int nodeVCores = conf.getInt(YarnConfiguration.NM_VCORES,
YarnConfiguration.DEFAULT_NM_VCORES);
// cap overall usage to the number of cores allocated to YARN
int nodeCpuPercentage = Math
.min(
conf.getInt(
YarnConfiguration.NM_RESOURCE_PERCENTAGE_PHYSICAL_CPU_LIMIT,
YarnConfiguration.DEFAULT_NM_RESOURCE_PERCENTAGE_PHYSICAL_CPU_LIMIT),
100);
nodeCpuPercentage = Math.max(0, nodeCpuPercentage);
if (nodeCpuPercentage == 0) {
String message = "Illegal value for "
+ YarnConfiguration.NM_RESOURCE_PERCENTAGE_PHYSICAL_CPU_LIMIT
+ ". Value cannot be less than or equal to 0.";
throw new IllegalArgumentException(message);
}
float yarnVCores = (nodeCpuPercentage * nodeVCores) / 100.0f;
// CPU should be set to a percentage * 100, e.g. 20% cpu rate limit
// should be set as 20 * 100. The following setting is equal to:
// 100 * (100 * (vcores / Total # of cores allocated to YARN))
cpuRate = Math.min(10000,
(int) ((containerVCores * 10000) / yarnVCores));
}
}
return new String[] { Shell.WINUTILS, "task", "create", "-m",
String.valueOf(memory), "-c", String.valueOf(cpuRate), groupId,
"cmd /c " + command };
} else {
List<String> retCommand = new ArrayList<String>();
if (containerSchedPriorityIsSet) {
retCommand.addAll(Arrays.asList("nice", "-n",
Integer.toString(containerSchedPriorityAdjustment)));
}
retCommand.addAll(Arrays.asList("bash", command));
return retCommand.toArray(new String[retCommand.size()]);
}
}