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| <h2 title="Interface ProcessorMXBean" class="title">Interface ProcessorMXBean</h2> |
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| <pre>public interface <span class="typeNameLabel">ProcessorMXBean</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/management/PlatformManagedObject.html?is-external=true" target="_blank" title="class or interface in java.lang.management">PlatformManagedObject</a></pre> |
| <div class="block">Interface for managing Processor resources. |
| |
| <br> |
| <table border="1"> |
| <caption><b>Usage example for the <a href="../../../../com/ibm/lang/management/ProcessorMXBean.html" title="interface in com.ibm.lang.management"><code>ProcessorMXBean</code></a></b></caption> |
| <tr> <td> |
| <pre> |
| <code> |
| ... |
| try { |
| mxbeanName = new ObjectName("com.ibm.lang.management:type=Processor"); |
| } catch (MalformedObjectNameException e) { |
| // Exception Handling |
| } |
| try { |
| MBeanServer mbeanServer = ManagementFactory.getPlatformMBeanServer(); |
| if (true != mbeanServer.isRegistered(mxbeanName)) { |
| // ProcessorMXBean not registered |
| } |
| ProcessorMXBean procBean = JMX.newMXBeanProxy(mbeanServer, mxbeanName, ProcessorMXBean.class); |
| } catch (Exception e) { |
| // Exception Handling |
| } |
| </code> |
| </pre></td></tr></table></div> |
| <dl> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>1.7.1</dd> |
| </dl> |
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| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/lang/management/ProcessorMXBean.html#getNumberBoundCPUs--">getNumberBoundCPUs</a></span>()</code> |
| <div class="block">Returns the number of CPUs the process is bound to on the operating |
| system level.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/lang/management/ProcessorMXBean.html#getNumberOnlineCPUs--">getNumberOnlineCPUs</a></span>()</code> |
| <div class="block">Returns the number of online CPUs as seen be the operating system |
| where the JVM is running.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/lang/management/ProcessorMXBean.html#getNumberPhysicalCPUs--">getNumberPhysicalCPUs</a></span>()</code> |
| <div class="block">Returns the number of physical CPUs as seen by the operating system |
| where the Java Virtual Machine is running.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/lang/management/ProcessorMXBean.html#getNumberTargetCPUs--">getNumberTargetCPUs</a></span>()</code> |
| <div class="block">Returns the target number of CPUs for the process.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/ibm/lang/management/ProcessorMXBean.html#setNumberActiveCPUs-int-">setNumberActiveCPUs</a></span>(int number)</code> |
| <div class="block">Sets the number of CPUs that the process is specified to use.</div> |
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| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/management/PlatformManagedObject.html?is-external=true#getObjectName--" title="class or interface in java.lang.management">getObjectName</a></code></li> |
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| <h4>getNumberPhysicalCPUs</h4> |
| <pre>int getNumberPhysicalCPUs()</pre> |
| <div class="block">Returns the number of physical CPUs as seen by the operating system |
| where the Java Virtual Machine is running.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the number of physical CPUs.</dd> |
| </dl> |
| </li> |
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| <h4>getNumberOnlineCPUs</h4> |
| <pre>int getNumberOnlineCPUs()</pre> |
| <div class="block">Returns the number of online CPUs as seen be the operating system |
| where the JVM is running.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the number of online CPUs.</dd> |
| </dl> |
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| <h4>getNumberBoundCPUs</h4> |
| <pre>int getNumberBoundCPUs()</pre> |
| <div class="block">Returns the number of CPUs the process is bound to on the operating |
| system level.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the number of CPUs the process is bound to.</dd> |
| </dl> |
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| <h4>getNumberTargetCPUs</h4> |
| <pre>int getNumberTargetCPUs()</pre> |
| <div class="block">Returns the target number of CPUs for the process. This is normally |
| equal to <a href="../../../../com/ibm/lang/management/ProcessorMXBean.html#getNumberBoundCPUs--"><code>getNumberBoundCPUs()</code></a>, but is overridden by active |
| CPUs when it is set, e.g. using <a href="../../../../com/ibm/lang/management/ProcessorMXBean.html#setNumberActiveCPUs-int-"><code>setNumberActiveCPUs(int)</code></a>.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the number of CPUs the process is entitled to.</dd> |
| </dl> |
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| <h4>setNumberActiveCPUs</h4> |
| <pre>void setNumberActiveCPUs(int number)</pre> |
| <div class="block">Sets the number of CPUs that the process is specified to use. |
| <a href="../../../../com/ibm/lang/management/ProcessorMXBean.html#getNumberTargetCPUs--"><code>getNumberTargetCPUs()</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>number</code> - The number of CPUs to specify the process to use. The process |
| will behave as if <code>number</code> CPUs are available. If |
| this is set to 0, it will reset the number of CPUs specified |
| and the JVM will use the the number of CPUs detected on the system.</dd> |
| </dl> |
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