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<h1>22. Virtuoso Functions Guide - status</h1>
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<div id="text">
<h2>status</h2>
<div class="refpurpose">Returns statistics for a running server as a result set</div>
<div class="funcsynopsis">
<span class="funcdef">
<span class="function">status</span>
</span>
(<span class="paramdefoptional">[in <span class="optional">option</span> varchar]</span>);
</div>
<div class="refsect1">
<div class="refsect1title">Description</div>
<p>Depending of input parameter displays a statistics for running server. </p>
<p>Note that counters reported by status will be reset after server startup.</p>
</div>
<div class="refsect1">
<div class="refsect1title">Parameters</div>
<div class="refsect2">
<span class="refsect2title">option – </span>
This option controls the level of detail of the output returned from this procedure.
Possible options are:
<ul>
<li>not supplied - general statistics report including : Database, Lock,
Client, Replication status will be returned.</li>
<li>'c' - the report will contain also additional status report on
running statements</li>
<li>'k' - to include index usage report</li>
<li>'r' - to include transactional replication status report</li>
<li>'h' - to include hash indexes usage report</li>
</ul>
</div>
</div>
<div class="refsect1">
<div class="refsect1title">Return Types</div>
<p>Status returns a result set with one varchar column, one row per line of text in the status report.</p>
</div>
<div class="refsect1">
<div class="refsect1title">Example</div>
<a name="ex_status" />
<div class="example">
<div class="exampletitle">Retrieving Server Status</div>
<div>
<pre class="programlisting">
SQL> status('rhck');
VARCHAR
_______________________________________________________________________________
OpenLink Virtuoso Server
Version 03.00.23NN-pthreads for Linux as of Nov 27 2002
<License information>
Database Status:
File size 55705600, 6800 pages, 1345 free.
2000 buffers, 180 used, 2 dirty 0 wired down, repl age 0 .
Disk Usage: 188 reads avg 0 msec, 0% read last 80 s, 25 writes,
7 read ahead, batch = 9.
Gate: 0 2nd in reads, 0 gate write waits, 0 in while read 0 busy scrap.
Log = demo.trx, 1597 bytes
5454 pages have been changed since last backup (in checkpoint state)
Current backup timestamp: 0x0000-0x00-0x00
Last backup date: unknown
Clients: 4 connects, max 11 concurrent, 25 licensed
RPC: 55 calls, -2 pending, 2 max until now, 0 queued
Checkpoint Remap 74 pages, 0 mapped back. 0 s atomic time.
DB master 6800 total 1345 free 74 remap 0 mapped back
temp 200 total 197 free
Lock Status: 0 deadlocks of which 0 2r1w, 0 waits,
Currently 1 threads running 0 threads waiting 0 threads in vdb.
Pending:
Client 1111:5: 1944 bytes in, 29516 bytes out, 1 stmts.
Transaction status: PENDING, 1 threads.
Locks:
Running Statements:
Time (msec) Text
Replication Status: Server rep1.
anonymous anonymous 0 OFF.
rep1 rep1 0 OFF.
Index Usage:
Table Index Touches Reads %Miss Locks Waits %W n-dead
WS.WS.SYS_DAV_RES_TYPES SYS_DAV_RES_TYPES 254 1 0% 132 0 0% 0
VAD.DBA.VAD_REGISTRY VAD_REGISTRY 1 1 50% 1 0 0% 0
VAD.DBA.VAD_HELP VAD_HELP 20 1 4% 20 0 0% 0
Hash indexes
47 Rows. -- 9 msec.
</pre>
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