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LogStats (Oracle - Berkeley DB Java API)
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<b>Berkeley DB</b><br><font size="-1"> version 4.7.25</font></EM>
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DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD>
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com.sleepycat.db</FONT>
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Class LogStats</H2>
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<PRE>
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<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A>
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<IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>com.sleepycat.db.LogStats</B>
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</PRE>
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<HR>
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<DL>
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<DT><PRE>public class <B>LogStats</B><DT>extends <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></DL>
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</PRE>
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<P>
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Log statistics for a database environment.
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<P>
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<P>
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<HR>
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<!-- ========== METHOD SUMMARY =========== -->
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<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
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<B>Method Summary</B></FONT></TH>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getCurFile()">getCurFile</A></B>()</CODE>
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<BR>
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The current log file number.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getCurOffset()">getCurOffset</A></B>()</CODE>
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<BR>
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The byte offset in the current log file.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getDiskFile()">getDiskFile</A></B>()</CODE>
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<BR>
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The log file number of the last record known to be on disk.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getDiskOffset()">getDiskOffset</A></B>()</CODE>
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<BR>
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The byte offset of the last record known to be on disk.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getLgBSize()">getLgBSize</A></B>()</CODE>
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<BR>
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The in-memory log record cache size.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getLgSize()">getLgSize</A></B>()</CODE>
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<BR>
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The current log file size.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getMagic()">getMagic</A></B>()</CODE>
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<BR>
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The magic number that identifies a file as a log file.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getMaxCommitperflush()">getMaxCommitperflush</A></B>()</CODE>
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<BR>
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The maximum number of commits contained in a single log flush.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getMinCommitperflush()">getMinCommitperflush</A></B>()</CODE>
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<BR>
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The minimum number of commits contained in a single log flush that
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contained a commit.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getMode()">getMode</A></B>()</CODE>
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<BR>
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The mode of any created log files.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getRCount()">getRCount</A></B>()</CODE>
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<BR>
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The number of times the log has been read from disk.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getRecord()">getRecord</A></B>()</CODE>
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<BR>
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The number of records written to this log.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getRegionNowait()">getRegionNowait</A></B>()</CODE>
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<BR>
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The number of times that a thread of control was able to obtain the
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region lock without waiting.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getRegionWait()">getRegionWait</A></B>()</CODE>
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<BR>
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The number of times that a thread of control was forced to wait
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before obtaining the region lock.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getRegSize()">getRegSize</A></B>()</CODE>
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<BR>
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The size of the region.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getSCount()">getSCount</A></B>()</CODE>
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<BR>
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The number of times the log has been flushed to disk.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getVersion()">getVersion</A></B>()</CODE>
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<BR>
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The version of the log file type.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getWBytes()">getWBytes</A></B>()</CODE>
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<BR>
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The number of bytes over and above st_w_mbytes written to this log.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getWcBytes()">getWcBytes</A></B>()</CODE>
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<BR>
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The number of bytes over and above <A HREF="../../../com/sleepycat/db/LogStats.html#getWcMbytes()"><CODE>LogStats.getWcMbytes</CODE></A>
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written to this log since the last checkpoint.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getWcMbytes()">getWcMbytes</A></B>()</CODE>
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<BR>
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The number of megabytes written to this log since the last checkpoint.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getWCount()">getWCount</A></B>()</CODE>
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<BR>
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The number of times the log has been written to disk.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getWCountFill()">getWCountFill</A></B>()</CODE>
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<BR>
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The number of times the log has been written to disk because the
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in-memory log record cache filled up.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> int</CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#getWMbytes()">getWMbytes</A></B>()</CODE>
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<BR>
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The number of megabytes written to this log.</TD>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
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<CODE> <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogStats.html#toString()">toString</A></B>()</CODE>
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<BR>
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For convenience, the LogStats class has a toString method that lists
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all the data fields.</TD>
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</TR>
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</TABLE>
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<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
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<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TH>
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</TR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
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<TD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
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</TR>
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</TABLE>
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<P>
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<!-- ============ METHOD DETAIL ========== -->
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<A NAME="method_detail"><!-- --></A>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
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<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
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<B>Method Detail</B></FONT></TH>
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</TR>
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</TABLE>
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|
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<A NAME="getMagic()"><!-- --></A><H3>
|
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getMagic</H3>
|
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<PRE>
|
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public int <B>getMagic</B>()</PRE>
|
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<DL>
|
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<DD>The magic number that identifies a file as a log file.
|
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<P>
|
|
<DD><DL>
|
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</DL>
|
|
</DD>
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</DL>
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<HR>
|
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|
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<A NAME="getVersion()"><!-- --></A><H3>
|
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getVersion</H3>
|
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<PRE>
|
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public int <B>getVersion</B>()</PRE>
|
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<DL>
|
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<DD>The version of the log file type.
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<P>
|
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<DD><DL>
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</DL>
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</DD>
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</DL>
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<HR>
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|
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<A NAME="getMode()"><!-- --></A><H3>
|
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getMode</H3>
|
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<PRE>
|
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public int <B>getMode</B>()</PRE>
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<DL>
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<DD>The mode of any created log files.
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<P>
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<DD><DL>
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</DL>
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</DD>
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</DL>
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<HR>
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|
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<A NAME="getLgBSize()"><!-- --></A><H3>
|
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getLgBSize</H3>
|
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<PRE>
|
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public int <B>getLgBSize</B>()</PRE>
|
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<DL>
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<DD>The in-memory log record cache size.
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<P>
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<DD><DL>
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</DL>
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</DD>
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</DL>
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|
<HR>
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|
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<A NAME="getLgSize()"><!-- --></A><H3>
|
|
getLgSize</H3>
|
|
<PRE>
|
|
public int <B>getLgSize</B>()</PRE>
|
|
<DL>
|
|
<DD>The current log file size.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
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<HR>
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|
|
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<A NAME="getWcBytes()"><!-- --></A><H3>
|
|
getWcBytes</H3>
|
|
<PRE>
|
|
public int <B>getWcBytes</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of bytes over and above <A HREF="../../../com/sleepycat/db/LogStats.html#getWcMbytes()"><CODE>LogStats.getWcMbytes</CODE></A>
|
|
written to this log since the last checkpoint.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getWcMbytes()"><!-- --></A><H3>
|
|
getWcMbytes</H3>
|
|
<PRE>
|
|
public int <B>getWcMbytes</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of megabytes written to this log since the last checkpoint.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getRecord()"><!-- --></A><H3>
|
|
getRecord</H3>
|
|
<PRE>
|
|
public int <B>getRecord</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of records written to this log.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getWBytes()"><!-- --></A><H3>
|
|
getWBytes</H3>
|
|
<PRE>
|
|
public int <B>getWBytes</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of bytes over and above st_w_mbytes written to this log.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getWMbytes()"><!-- --></A><H3>
|
|
getWMbytes</H3>
|
|
<PRE>
|
|
public int <B>getWMbytes</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of megabytes written to this log.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getWCount()"><!-- --></A><H3>
|
|
getWCount</H3>
|
|
<PRE>
|
|
public int <B>getWCount</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of times the log has been written to disk.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getWCountFill()"><!-- --></A><H3>
|
|
getWCountFill</H3>
|
|
<PRE>
|
|
public int <B>getWCountFill</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of times the log has been written to disk because the
|
|
in-memory log record cache filled up.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getRCount()"><!-- --></A><H3>
|
|
getRCount</H3>
|
|
<PRE>
|
|
public int <B>getRCount</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of times the log has been read from disk.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getSCount()"><!-- --></A><H3>
|
|
getSCount</H3>
|
|
<PRE>
|
|
public int <B>getSCount</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of times the log has been flushed to disk.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getRegionWait()"><!-- --></A><H3>
|
|
getRegionWait</H3>
|
|
<PRE>
|
|
public int <B>getRegionWait</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of times that a thread of control was forced to wait
|
|
before obtaining the region lock.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getRegionNowait()"><!-- --></A><H3>
|
|
getRegionNowait</H3>
|
|
<PRE>
|
|
public int <B>getRegionNowait</B>()</PRE>
|
|
<DL>
|
|
<DD>The number of times that a thread of control was able to obtain the
|
|
region lock without waiting.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getCurFile()"><!-- --></A><H3>
|
|
getCurFile</H3>
|
|
<PRE>
|
|
public int <B>getCurFile</B>()</PRE>
|
|
<DL>
|
|
<DD>The current log file number.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getCurOffset()"><!-- --></A><H3>
|
|
getCurOffset</H3>
|
|
<PRE>
|
|
public int <B>getCurOffset</B>()</PRE>
|
|
<DL>
|
|
<DD>The byte offset in the current log file.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getDiskFile()"><!-- --></A><H3>
|
|
getDiskFile</H3>
|
|
<PRE>
|
|
public int <B>getDiskFile</B>()</PRE>
|
|
<DL>
|
|
<DD>The log file number of the last record known to be on disk.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getDiskOffset()"><!-- --></A><H3>
|
|
getDiskOffset</H3>
|
|
<PRE>
|
|
public int <B>getDiskOffset</B>()</PRE>
|
|
<DL>
|
|
<DD>The byte offset of the last record known to be on disk.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getMaxCommitperflush()"><!-- --></A><H3>
|
|
getMaxCommitperflush</H3>
|
|
<PRE>
|
|
public int <B>getMaxCommitperflush</B>()</PRE>
|
|
<DL>
|
|
<DD>The maximum number of commits contained in a single log flush.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getMinCommitperflush()"><!-- --></A><H3>
|
|
getMinCommitperflush</H3>
|
|
<PRE>
|
|
public int <B>getMinCommitperflush</B>()</PRE>
|
|
<DL>
|
|
<DD>The minimum number of commits contained in a single log flush that
|
|
contained a commit.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="getRegSize()"><!-- --></A><H3>
|
|
getRegSize</H3>
|
|
<PRE>
|
|
public int <B>getRegSize</B>()</PRE>
|
|
<DL>
|
|
<DD>The size of the region.
|
|
<P>
|
|
<DD><DL>
|
|
</DL>
|
|
</DD>
|
|
</DL>
|
|
<HR>
|
|
|
|
<A NAME="toString()"><!-- --></A><H3>
|
|
toString</H3>
|
|
<PRE>
|
|
public <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>toString</B>()</PRE>
|
|
<DL>
|
|
<DD>For convenience, the LogStats class has a toString method that lists
|
|
all the data fields.
|
|
<P>
|
|
<DD><DL>
|
|
<DT><B>Overrides:</B><DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html#toString()" title="class or interface in java.lang">toString</A></CODE> in class <CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></DL>
|
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</DD>
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<DD><DL>
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</DL>
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</DD>
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