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| <title>Namenode information</title> |
| </head> |
| <body> |
| |
| <header class="navbar navbar-inverse bs-docs-nav" role="banner"> |
| <div class="container"> |
| <div class="navbar-header"> |
| <div class="navbar-brand">Hadoop</div> |
| </div> |
| |
| <ul class="nav navbar-nav" id="ui-tabs"> |
| <li><a href="#tab-overview">Overview</a></li> |
| <li><a href="#tab-datanode">Datanodes</a></li> |
| <li><a href="#tab-snapshot">Snapshot</a></li> |
| <li><a href="#tab-startup-progress">Startup Progress</a></li> |
| <li class="dropdown"> |
| <a href="#" class="dropdown-toggle" data-toggle="dropdown">Utilities <b class="caret"></b></a> |
| <ul class="dropdown-menu"> |
| <li><a href="explorer.html">Browse the file system</a></li> |
| <li><a href="logs">Logs</a></li> |
| </ul> |
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| </ul> |
| </div> |
| </header> |
| |
| <div class="container"> |
| |
| <div id="alert-panel"> |
| <div class="alert alert-danger"> |
| <button type="button" class="close" onclick="$('#alert-panel').hide();">×</button> |
| <div class="alert-body" id="alert-panel-body"></div> |
| </div> |
| </div> |
| |
| <div class="tab-content"> |
| <div class="tab-pane" id="tab-overview"></div> |
| <div class="tab-pane" id="tab-datanode"></div> |
| <div class="tab-pane" id="tab-snapshot"></div> |
| <div class="tab-pane" id="tab-startup-progress"></div> |
| </div> |
| |
| <div class="row"> |
| <hr /> |
| <div class="col-xs-2"><p>Hadoop, 2014.</p></div> |
| </div> |
| </div> |
| |
| <script type="text/x-dust-template" id="tmpl-dfshealth"> |
| |
| {#nn} |
| {@if cond="{DistinctVersionCount} > 1 || '{RollingUpgradeStatus}'.length || !'{UpgradeFinalized}'"} |
| <div class="alert alert-dismissable alert-info"> |
| <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button> |
| |
| {#RollingUpgradeStatus} |
| <p>Rolling upgrade started at {#helper_date_tostring value="{startTime}"/}. </br> |
| {#createdRollbackImages} |
| Rollback image has been created. Proceed to upgrade daemons. |
| {:else} |
| Rollback image has not been created. |
| {/createdRollbackImages} |
| </p> |
| {/RollingUpgradeStatus} |
| |
| {@if cond="{DistinctVersionCount} > 1"} |
| There are {DistinctVersionCount} versions of datanodes currently live: |
| {#DistinctVersions} |
| {key} ({value}) {@sep},{/sep} |
| {/DistinctVersions} |
| {/if} |
| |
| {^UpgradeFinalized} |
| <p>Upgrade in progress. Not yet finalized.</p> |
| {/UpgradeFinalized} |
| </div> |
| {/if} |
| |
| {@if cond="{NumberOfMissingBlocks} > 0"} |
| <div class="alert alert-dismissable alert-warning"> |
| <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button> |
| |
| <p>There are {NumberOfMissingBlocks} missing blocks. The following files may be corrupted:</p> |
| <br/> |
| <div class="well"> |
| {#CorruptFiles} |
| {.}<br/> |
| {/CorruptFiles} |
| </div> |
| <p>Please check the logs or run fsck in order to identify the missing blocks. See the Hadoop FAQ for common causes and potential solutions.</p> |
| </div> |
| {/if} |
| {/nn} |
| |
| <div class="page-header"><h1>Overview {#nnstat}<small>'{HostAndPort}' ({State})</small>{/nnstat}</h1></div> |
| {#nn} |
| <table class="table table-bordered table-striped"> |
| <tr><th>Started:</th><td>{NNStarted}</td></tr> |
| <tr><th>Version:</th><td>{Version}</td></tr> |
| <tr><th>Compiled:</th><td>{CompileInfo}</td></tr> |
| <tr><th>Cluster ID:</th><td>{ClusterId}</td></tr> |
| <tr><th>Block Pool ID:</th><td>{BlockPoolId}</td></tr> |
| </table> |
| {/nn} |
| |
| <div class="page-header"><h1>Summary</h1></div> |
| <p> |
| Security is {#nnstat}{#SecurityEnabled}on{:else}off{/SecurityEnabled}{/nnstat}.</p> |
| <p>{#nn}{#Safemode}{.}{:else}Safemode is off.{/Safemode}{/nn}</p> |
| |
| <p> |
| {#fs} |
| {FilesTotal} files and directories, {BlocksTotal} blocks = {@math key="{FilesTotal}" method="add" operand="{BlocksTotal}"/} total filesystem object(s). |
| {#helper_fs_max_objects/} |
| {/fs} |
| </p> |
| {#mem.HeapMemoryUsage} |
| <p>Heap Memory used {used|fmt_bytes} of {committed|fmt_bytes} Heap Memory. Max Heap Memory is {max|fmt_bytes}. </p> |
| {/mem.HeapMemoryUsage} |
| |
| {#mem.NonHeapMemoryUsage} |
| <p>Non Heap Memory used {used|fmt_bytes} of {committed|fmt_bytes} Commited Non Heap Memory. Max Non Heap Memory is {max|fmt_bytes}. </p> |
| {/mem.NonHeapMemoryUsage} |
| |
| {#nn} |
| <table class="table table-bordered table-striped"> |
| <tr><th> Configured Capacity:</th><td>{Total|fmt_bytes}</td></tr> |
| <tr><th> DFS Used:</th><td>{Used|fmt_bytes}</td></tr> |
| <tr><th> Non DFS Used:</th><td>{NonDfsUsedSpace|fmt_bytes}</td></tr> |
| <tr><th> DFS Remaining:</th><td>{Free|fmt_bytes}</td></tr> |
| <tr><th> DFS Used%:</th><td>{PercentUsed|fmt_percentage}</td></tr> |
| <tr><th> DFS Remaining%:</th><td>{PercentRemaining|fmt_percentage}</td></tr> |
| <tr><th> Block Pool Used:</th><td>{BlockPoolUsedSpace|fmt_bytes}</td></tr> |
| <tr><th> Block Pool Used%:</th><td>{PercentBlockPoolUsed|fmt_percentage}</td></tr> |
| <tr><th> DataNodes usages% (Min/Median/Max/stdDev): </th> |
| <td>{#NodeUsage.nodeUsage}{min} / {median} / {max} / {stdDev}{/NodeUsage.nodeUsage}</td></tr> |
| {/nn} |
| |
| {#fs} |
| <tr><th><a href="#tab-datanode">Live Nodes</a></th><td>{NumLiveDataNodes} (Decommissioned: {NumDecomLiveDataNodes})</td></tr> |
| <tr><th><a href="#tab-datanode">Dead Nodes</a></th><td>{NumDeadDataNodes} (Decommissioned: {NumDecomDeadDataNodes})</td></tr> |
| <tr><th><a href="#tab-datanode">Decommissioning Nodes</a></th><td>{NumDecommissioningDataNodes}</td></tr> |
| <tr><th title="Excludes missing blocks.">Number of Under-Replicated Blocks</th><td>{UnderReplicatedBlocks}</td></tr> |
| <tr><th>Number of Blocks Pending Deletion</th><td>{PendingDeletionBlocks}</td></tr> |
| {/fs} |
| </table> |
| |
| <div class="page-header"><h1>NameNode Journal Status</h1></div> |
| <p><b>Current transaction ID:</b> {nn.JournalTransactionInfo.LastAppliedOrWrittenTxId}</p> |
| <table class="table" title="NameNode Journals"> |
| <thead> |
| <tr><th>Journal Manager</th><th>State</th></tr> |
| </thead> |
| <tbody> |
| {#nn.NameJournalStatus} |
| <tr><td>{manager}</td><td>{stream}</td></tr> |
| {/nn.NameJournalStatus} |
| </tbody> |
| </table> |
| |
| <div class="page-header"><h1>NameNode Storage</h1></div> |
| <table class="table" title="NameNode Storage"> |
| <thead><tr><td><b>Storage Directory</b></td><td><b>Type</b></td><td><b>State</b></td></tr></thead> |
| {#nn.NameDirStatuses} |
| {#active}{#helper_dir_status type="Active"/}{/active} |
| {#failed}{#helper_dir_status type="Failed"/}{/failed} |
| {/nn.NameDirStatuses} |
| </table> |
| </script> |
| |
| <script type="text/x-dust-template" id="tmpl-snapshot"> |
| <div class="page-header"><h1>Snapshot Summary</h1></div> |
| <div class="page-header"><h1><small>Snapshottable directories: {@size key=SnapshottableDirectories}{/size}</small></div> |
| <small> |
| <table class="table"> |
| <thead> |
| <tr> |
| <th>Path</th> |
| <th>Snapshot Number</th> |
| <th>Snapshot Quota</th> |
| <th>Modification Time</th> |
| <th>Permission</th> |
| <th>Owner</th> |
| <th>Group</th> |
| </tr> |
| </thead> |
| {#SnapshottableDirectories} |
| <tr> |
| <td>{path}</td> |
| <td>{snapshotNumber}</td> |
| <td>{snapshotQuota}</td> |
| <td>{modificationTime|date_tostring}</td> |
| <td>{permission|helper_to_permission}</td> |
| <td>{owner}</td> |
| <td>{group}</td> |
| </tr> |
| {/SnapshottableDirectories} |
| </table> |
| </small> |
| |
| <div class="page-header"><h1><small>Snapshotted directories: {@size key=Snapshots}{/size}</small></div> |
| |
| <small> |
| <table class="table"> |
| <thead> |
| <tr> |
| <th>Snapshot ID</th> |
| <th>Snapshot Directory</th> |
| <th>Modification Time</th> |
| </tr> |
| </thead> |
| {#Snapshots} |
| <tr> |
| <td>{snapshotID}</td> |
| <td>{snapshotDirectory}</td> |
| <td>{modificationTime|date_tostring}</td> |
| </tr> |
| {/Snapshots} |
| </table> |
| </small> |
| </script> |
| |
| <script type="text/x-dust-template" id="tmpl-datanode"> |
| <div class="page-header"><h1>Datanode Information</h1></div> |
| <div class="page-header"><h1><small>In operation</small></h1></div> |
| <small> |
| <table class="table"> |
| <thead> |
| <tr> |
| <th>Node</th> |
| <th>Last contact</th> |
| <th>Admin State</th> |
| <th>Capacity</th> |
| <th>Used</th> |
| <th>Non DFS Used</th> |
| <th>Remaining</th> |
| <th>Blocks</th> |
| <th>Block pool used</th> |
| <th>Failed Volumes</th> |
| <th>Version</th> |
| </tr> |
| </thead> |
| {#LiveNodes} |
| <tr> |
| <td>{name} ({xferaddr})</td> |
| <td>{lastContact}</td> |
| <td>{adminState}</td> |
| <td>{capacity|fmt_bytes}</td> |
| <td>{used|fmt_bytes}</td> |
| <td>{nonDfsUsedSpace|fmt_bytes}</td> |
| <td>{remaining|fmt_bytes}</td> |
| <td>{numBlocks}</td> |
| <td>{blockPoolUsed|fmt_bytes} ({blockPoolUsedPercent|fmt_percentage})</td> |
| <td>{volfails}</td> |
| <td>{version}</td> |
| </tr> |
| {/LiveNodes} |
| {#DeadNodes} |
| <tr class="danger"> |
| <td>{name} ({xferaddr})</td> |
| <td>{#helper_lastcontact_tostring value="{lastContact}"/}</td> |
| <td>Dead{?decommissioned}, Decommissioned{/decommissioned}</td> |
| <td>-</td> |
| <td>-</td> |
| <td>-</td> |
| <td>-</td> |
| <td>-</td> |
| <td>-</td> |
| <td>-</td> |
| <td>-</td> |
| </tr> |
| {/DeadNodes} |
| </table> |
| </small> |
| |
| <div class="page-header"><h1><small>Decomissioning</small></h1></div> |
| <small> |
| <table class="table"> |
| <thead> |
| <tr> |
| <th>Node</th> |
| <th>Last contact</th> |
| <th>Under replicated blocks</th> |
| <th>Blocks with no live replicas</th> |
| <th>Under Replicated Blocks <br/>In files under construction</th> |
| </tr> |
| </thead> |
| {#DecomNodes} |
| <tr> |
| <td>{name} ({xferaddr})</td> |
| <td>{lastContact}</td> |
| <td>{underReplicatedBlocks}</td> |
| <td>{decommissionOnlyReplicas}</td> |
| <td>{underReplicateInOpenFiles}</td> |
| </tr> |
| {/DecomNodes} |
| </table> |
| </small> |
| </script> |
| |
| <script type="text/x-dust-template" id="tmpl-startup-progress"> |
| <div class="page-header"><h1>Startup Progress</h1></div> |
| <p>Elapsed Time: {elapsedTime|fmt_time}, Percent Complete: {percentComplete|fmt_percentage}</p> |
| <table class="table"> |
| <thead> |
| <tr class="active"> |
| <th>Phase</th> |
| <th style="text-align:center">Completion</th> |
| <th style="text-align:center">Elapsed Time</th> |
| </tr> |
| </thead> |
| <tbody> |
| {#phases} |
| <tr class="phase"> |
| <td class="startupdesc">{desc} {file} {size|fmt_bytes}</td> |
| <td style="text-align:center">{percentComplete|fmt_percentage}</td> |
| <td style="text-align:center">{elapsedTime|fmt_time}</td> |
| </tr> |
| {#steps root_file=file} |
| <tr class="step"> |
| <td class="startupdesc">{stepDesc} {stepFile} {stepSize|fmt_bytes} ({count}/{total})</td> |
| <td style="text-align:center">{percentComplete|fmt_percentage}</td> |
| <td></td> |
| </tr> |
| {/steps} |
| {/phases} |
| </tbody> |
| </table> |
| </script> |
| |
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| </script><script type="text/javascript" src="/static/dust-full-2.0.0.min.js"> |
| </script><script type="text/javascript" src="/static/dust-helpers-1.1.1.min.js"> |
| </script><script type="text/javascript" src="/static/dfs-dust.js"> |
| </script><script type="text/javascript" src="dfshealth.js"> |
| </script> |
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