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| <div class="subTitle">org.apache.sysds.runtime.controlprogram.parfor.opt</div> |
| <h2 title="Class OptimizationWrapper" class="title">Class OptimizationWrapper</h2> |
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| <ul class="inheritance"> |
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| <li>org.apache.sysds.runtime.controlprogram.parfor.opt.OptimizationWrapper</li> |
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| <pre>public class <span class="typeNameLabel">OptimizationWrapper</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Wrapper to ParFOR cost estimation and optimizer. This is intended to be the |
| only public access to the optimizer package. |
| |
| NOTE: There are two main alternatives for invocation of this OptimizationWrapper: |
| (1) During compilation (after creating rtprog), (2) on execute of all top-level ParFOR PBs. |
| We decided to use (2) (and carry the SBs during execution) due to the following advantages |
| - Known Statistics: problem size of top-level parfor known, in general, less unknown statistics |
| - No Overhead: preventing overhead for non-parfor scripts (finding top-level parfors) |
| - Simplicity: no need of finding top-level parfors</div> |
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| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/OptimizationWrapper.html#PAR_FACTOR_INFRASTRUCTURE">PAR_FACTOR_INFRASTRUCTURE</a></span></code> </td> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/OptimizationWrapper.html#OptimizationWrapper--">OptimizationWrapper</a></span>()</code> </td> |
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| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/OptimizationWrapper.html#optimize-org.apache.sysds.runtime.controlprogram.ParForProgramBlock.POptMode-org.apache.sysds.parser.ParForStatementBlock-org.apache.sysds.runtime.controlprogram.ParForProgramBlock-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-boolean-">optimize</a></span>(<a href="../../../../../../../org/apache/sysds/runtime/controlprogram/ParForProgramBlock.POptMode.html" title="enum in org.apache.sysds.runtime.controlprogram">ParForProgramBlock.POptMode</a> type, |
| <a href="../../../../../../../org/apache/sysds/parser/ParForStatementBlock.html" title="class in org.apache.sysds.parser">ParForStatementBlock</a> sb, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/ParForProgramBlock.html" title="class in org.apache.sysds.runtime.controlprogram">ParForProgramBlock</a> pb, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a> ec, |
| boolean monitor)</code> |
| <div class="block">Called once per top-level parfor (during runtime, on parfor execute) |
| in order to optimize the specific parfor program block.</div> |
| </td> |
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| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
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| <!-- ============ FIELD DETAIL =========== --> |
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| <!-- --> |
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| <h3>Field Detail</h3> |
| <a name="PAR_FACTOR_INFRASTRUCTURE"> |
| <!-- --> |
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| <li class="blockList"> |
| <h4>PAR_FACTOR_INFRASTRUCTURE</h4> |
| <pre>public static final double PAR_FACTOR_INFRASTRUCTURE</pre> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../../constant-values.html#org.apache.sysds.runtime.controlprogram.parfor.opt.OptimizationWrapper.PAR_FACTOR_INFRASTRUCTURE">Constant Field Values</a></dd> |
| </dl> |
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| <a name="OptimizationWrapper--"> |
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| <h4>OptimizationWrapper</h4> |
| <pre>public OptimizationWrapper()</pre> |
| </li> |
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| <h3>Method Detail</h3> |
| <a name="optimize-org.apache.sysds.runtime.controlprogram.ParForProgramBlock.POptMode-org.apache.sysds.parser.ParForStatementBlock-org.apache.sysds.runtime.controlprogram.ParForProgramBlock-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-boolean-"> |
| <!-- --> |
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| <h4>optimize</h4> |
| <pre>public static void optimize(<a href="../../../../../../../org/apache/sysds/runtime/controlprogram/ParForProgramBlock.POptMode.html" title="enum in org.apache.sysds.runtime.controlprogram">ParForProgramBlock.POptMode</a> type, |
| <a href="../../../../../../../org/apache/sysds/parser/ParForStatementBlock.html" title="class in org.apache.sysds.parser">ParForStatementBlock</a> sb, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/ParForProgramBlock.html" title="class in org.apache.sysds.runtime.controlprogram">ParForProgramBlock</a> pb, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a> ec, |
| boolean monitor)</pre> |
| <div class="block">Called once per top-level parfor (during runtime, on parfor execute) |
| in order to optimize the specific parfor program block. |
| |
| NOTE: this is the default way to invoke parfor optimizers.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - ?</dd> |
| <dd><code>sb</code> - parfor statement block</dd> |
| <dd><code>pb</code> - parfor program block</dd> |
| <dd><code>ec</code> - execution context</dd> |
| <dd><code>monitor</code> - ?</dd> |
| </dl> |
| </li> |
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