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| <div class="sub-title"><span class="module-label-in-type">Module</span> <a href="../../../../module-summary.html">jdk.management</a></div> |
| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">com.ibm.lang.management</a></div> |
| <h1 title="Interface UnixOperatingSystemMXBean" class="title">Interface UnixOperatingSystemMXBean</h1> |
| </div> |
| <section class="description"> |
| <dl class="notes"> |
| <dt>All Superinterfaces:</dt> |
| <dd><code><a href="OperatingSystemMXBean.html" title="interface in com.ibm.lang.management">OperatingSystemMXBean</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/OperatingSystemMXBean.html" title="class or interface in com.sun.management" class="external-link" target="_blank">OperatingSystemMXBean</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/OperatingSystemMXBean.html" title="class or interface in java.lang.management" class="external-link" target="_blank">OperatingSystemMXBean</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/PlatformManagedObject.html" title="class or interface in java.lang.management" class="external-link" target="_blank">PlatformManagedObject</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/UnixOperatingSystemMXBean.html" title="class or interface in com.sun.management" class="external-link" target="_blank">UnixOperatingSystemMXBean</a></code></dd> |
| </dl> |
| <dl class="notes"> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="internal/UnixExtendedOperatingSystem.html" title="class in com.ibm.lang.management.internal">UnixExtendedOperatingSystem</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public interface </span><span class="element-name type-name-label">UnixOperatingSystemMXBean</span><span class="extends-implements"> |
| extends <a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/UnixOperatingSystemMXBean.html" title="class or interface in com.sun.management" class="external-link" target="_blank">UnixOperatingSystemMXBean</a>, <a href="OperatingSystemMXBean.html" title="interface in com.ibm.lang.management">OperatingSystemMXBean</a></span></div> |
| <div class="block">Interface provides platform-specific management utilities on Unix and Unix-like |
| operating systems.</div> |
| <dl class="notes"> |
| <dt>Since:</dt> |
| <dd>1.8</dd> |
| </dl> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- ========== METHOD SUMMARY =========== --> |
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| <section class="method-summary" id="method.summary"> |
| <h2>Method Summary</h2> |
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| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table-tab2 method-summary-table method-summary-table-tab3"><code>long</code></div> |
| <div class="col-second even-row-color method-summary-table-tab2 method-summary-table method-summary-table-tab3"><code><span class="member-name-link"><a href="#getMaxFileDescriptorCount()">getMaxFileDescriptorCount</a></span>()</code></div> |
| <div class="col-last even-row-color method-summary-table-tab2 method-summary-table method-summary-table-tab3"> |
| <div class="block">Returns the maximum number of file descriptors that can be opened in a process.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table-tab2 method-summary-table method-summary-table-tab3"><code>long</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab2 method-summary-table method-summary-table-tab3"><code><span class="member-name-link"><a href="#getOpenFileDescriptorCount()">getOpenFileDescriptorCount</a></span>()</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab2 method-summary-table method-summary-table-tab3"> |
| <div class="block">Returns the current number of file descriptors that are in opened state.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods.inherited.from.class.com.ibm.lang.management.OperatingSystemMXBean">Methods declared in interface com.ibm.lang.management.<a href="OperatingSystemMXBean.html" title="interface in com.ibm.lang.management">OperatingSystemMXBean</a></h3> |
| <code><a href="OperatingSystemMXBean.html#getCommittedVirtualMemorySize()">getCommittedVirtualMemorySize</a>, <a href="OperatingSystemMXBean.html#getFreePhysicalMemorySize()">getFreePhysicalMemorySize</a>, <a href="OperatingSystemMXBean.html#getFreeSwapSpaceSize()">getFreeSwapSpaceSize</a>, <a href="OperatingSystemMXBean.html#getHardwareModel()">getHardwareModel</a>, <a href="OperatingSystemMXBean.html#getProcessCpuLoad()">getProcessCpuLoad</a>, <a href="OperatingSystemMXBean.html#getProcessCpuTime()">getProcessCpuTime</a>, <a href="OperatingSystemMXBean.html#getProcessCpuTimeByNS()">getProcessCpuTimeByNS</a>, <a href="OperatingSystemMXBean.html#getProcessingCapacity()">getProcessingCapacity</a>, <a href="OperatingSystemMXBean.html#getProcessPhysicalMemorySize()">getProcessPhysicalMemorySize</a>, <a href="OperatingSystemMXBean.html#getProcessPrivateMemorySize()">getProcessPrivateMemorySize</a>, <a href="OperatingSystemMXBean.html#getProcessVirtualMemorySize()">getProcessVirtualMemorySize</a>, <a href="OperatingSystemMXBean.html#getSystemCpuLoad()">getSystemCpuLoad</a>, <a href="OperatingSystemMXBean.html#getTotalPhysicalMemory()">getTotalPhysicalMemory</a>, <a href="OperatingSystemMXBean.html#getTotalPhysicalMemorySize()">getTotalPhysicalMemorySize</a>, <a href="OperatingSystemMXBean.html#getTotalSwapSpaceSize()">getTotalSwapSpaceSize</a>, <a href="OperatingSystemMXBean.html#isHardwareEmulated()">isHardwareEmulated</a>, <a href="OperatingSystemMXBean.html#isProcessRunning(long)">isProcessRunning</a>, <a href="OperatingSystemMXBean.html#retrieveMemoryUsage()">retrieveMemoryUsage</a>, <a href="OperatingSystemMXBean.html#retrieveMemoryUsage(com.ibm.lang.management.MemoryUsage)">retrieveMemoryUsage</a>, <a href="OperatingSystemMXBean.html#retrieveProcessorUsage()">retrieveProcessorUsage</a>, <a href="OperatingSystemMXBean.html#retrieveProcessorUsage(com.ibm.lang.management.ProcessorUsage%5B%5D)">retrieveProcessorUsage</a>, <a href="OperatingSystemMXBean.html#retrieveTotalProcessorUsage()">retrieveTotalProcessorUsage</a>, <a href="OperatingSystemMXBean.html#retrieveTotalProcessorUsage(com.ibm.lang.management.ProcessorUsage)">retrieveTotalProcessorUsage</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods.inherited.from.class.com.sun.management.OperatingSystemMXBean">Methods declared in interface com.sun.management.<a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/OperatingSystemMXBean.html" title="class or interface in com.sun.management" class="external-link" target="_blank">OperatingSystemMXBean</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/OperatingSystemMXBean.html#getCpuLoad()" title="class or interface in com.sun.management" class="external-link" target="_blank">getCpuLoad</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/OperatingSystemMXBean.html#getFreeMemorySize()" title="class or interface in com.sun.management" class="external-link" target="_blank">getFreeMemorySize</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/OperatingSystemMXBean.html#getTotalMemorySize()" title="class or interface in com.sun.management" class="external-link" target="_blank">getTotalMemorySize</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods.inherited.from.class.java.lang.management.OperatingSystemMXBean">Methods declared in interface java.lang.management.<a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/OperatingSystemMXBean.html" title="class or interface in java.lang.management" class="external-link" target="_blank">OperatingSystemMXBean</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/OperatingSystemMXBean.html#getArch()" title="class or interface in java.lang.management" class="external-link" target="_blank">getArch</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/OperatingSystemMXBean.html#getAvailableProcessors()" title="class or interface in java.lang.management" class="external-link" target="_blank">getAvailableProcessors</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/OperatingSystemMXBean.html#getName()" title="class or interface in java.lang.management" class="external-link" target="_blank">getName</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/OperatingSystemMXBean.html#getSystemLoadAverage()" title="class or interface in java.lang.management" class="external-link" target="_blank">getSystemLoadAverage</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/OperatingSystemMXBean.html#getVersion()" title="class or interface in java.lang.management" class="external-link" target="_blank">getVersion</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods.inherited.from.class.java.lang.management.PlatformManagedObject">Methods declared in interface java.lang.management.<a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/PlatformManagedObject.html" title="class or interface in java.lang.management" class="external-link" target="_blank">PlatformManagedObject</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.management/java/lang/management/PlatformManagedObject.html#getObjectName()" title="class or interface in java.lang.management" class="external-link" target="_blank">getObjectName</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method.detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="getMaxFileDescriptorCount()"> |
| <h3>getMaxFileDescriptorCount</h3> |
| <div class="member-signature"><span class="return-type">long</span> <span class="element-name">getMaxFileDescriptorCount</span>()</div> |
| <div class="block">Returns the maximum number of file descriptors that can be opened in a process.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/UnixOperatingSystemMXBean.html#getMaxFileDescriptorCount()" title="class or interface in com.sun.management" class="external-link" target="_blank">getMaxFileDescriptorCount</a></code> in interface <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/UnixOperatingSystemMXBean.html" title="class or interface in com.sun.management" class="external-link" target="_blank">UnixOperatingSystemMXBean</a></code></dd> |
| <dt>Returns:</dt> |
| <dd>The maximum number of file descriptors that can be opened in a process or |
| -1, if an error occurred while obtaining this. If the operating system doesn't have |
| any limits configured, Long.MAX_VALUE is returned.</dd> |
| <dt>Since:</dt> |
| <dd>1.8</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getOpenFileDescriptorCount()"> |
| <h3>getOpenFileDescriptorCount</h3> |
| <div class="member-signature"><span class="return-type">long</span> <span class="element-name">getOpenFileDescriptorCount</span>()</div> |
| <div class="block">Returns the current number of file descriptors that are in opened state.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/UnixOperatingSystemMXBean.html#getOpenFileDescriptorCount()" title="class or interface in com.sun.management" class="external-link" target="_blank">getOpenFileDescriptorCount</a></code> in interface <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/jdk.management/com/sun/management/UnixOperatingSystemMXBean.html" title="class or interface in com.sun.management" class="external-link" target="_blank">UnixOperatingSystemMXBean</a></code></dd> |
| <dt>Returns:</dt> |
| <dd>The current number of file descriptors that are in opened state or |
| -1, if an error occurred while obtaining this.</dd> |
| <dt>Since:</dt> |
| <dd>1.8</dd> |
| </dl> |
| </section> |
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