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+ location.href = ctl.options[ctl.selectedIndex].value; + } + // End hiding contents --> + </SCRIPT> +<a name="top"> +<form name="docform"><div align=center><font size=2> Jump to <select name="jumplist" size=1 onchange="jump();"></font><option value="#Hardware">Hardware</option> +<option value="#Product">Product</option> +<option value="#Product-Area">Product Area</option> +<option value="#Synopsis">Synopsis</option> +<option value="#Problem-Description">Problem Description</option> +<option value="#Document-Content">Document Content</option> +<option value="#Problem-Solution">Problem Solution</option> +<option value="#SRDB-ID">SRDB ID</option> +<option value="#OS">OS</option> +</select></div></form> +<table width=100% cellpadding=2 cellspacing=0 border=0> +<tr bgcolor=#666699><td><font size=2 color=#ffffff><b>SRDB ID</b></font></td> +<td bgcolor=#ffffff><font size=2> </font></td> +<td><font size=2 color=#ffffff><b>Synopsis</b></font></td> +<td bgcolor=#ffffff><font size=2> </font></td> +<td><font size=2 color=#ffffff><b>Date</b></font></td> +</tr> +<tr bgcolor=#CCCCE7><td><font size=2><b>19195</b></font></td> +<td bgcolor=#ffffff><font size=2> </font></td> +<td><font size=2><b>Upgraded to 2.6, using xntpd, but the system clock is drifting. Worked fine</b></font></td> +<td bgcolor=#ffffff><font size=2> </font></td> +<td><font size=2><b>4 Sep 1999</b></font></td> +</tr> +</table><br clear> +<table width=100% cellpadding=2 cellspacing=0 border=0><tr bgcolor=#999999> +<td><font size=2 color=#ffffff><b><a name=Problem-Description>Problem Description</a></b></font></td> +<td align=right><b><a href="#top"><font size=2 color=#ffffff>Top</font></a></b></td></tr></table> +<pre>Ever since upgrading to Solaris 2.6, the system clock has been drifting and +there are messages like 'synchronisation lost', 'Previous time adjustment +didn''t complete' and 'time reset (step)' a lot in the /var/adm/messages +file. The system either was previously working fine with the freeware +xntpd or the configuration was copied from another system that was +using the freeware version. +-- 23-Apr-99 08:22 US/Eastern --</pre><table width=100% cellpadding=2 cellspacing=0 border=0><tr bgcolor=#999999> +<td><font size=2 color=#ffffff><b><a name=Problem-Solution>Problem Solution</a></b></font></td> +<td align=right><b><a href="#top"><font size=2 color=#ffffff>Top</font></a></b></td></tr></table> +<pre>The common lore for setting up xntpd on Solaris using +the freeware version included the warning to set the +kernel variable <font color=red>dosynctodr</font> to 0 in the /etc/system +file thus: set <font color=red>dosynctodr</font>=0 + +When using NTP on Solaris 2.6 or later, the kernel +variable MUST be left at the default value of 1. Prior +to 2.6 this variable controlled whether or not to rein +in the softclock using the hardware clock, with the result +that NTP and the hardware clock would fight for control of +the soft clock; thus before 2.6 you had to set <font color=red>dosynctodr</font> +to 0. At 2.6, every system call that adjusts the softclock +also sets the hard clock, thus while NTP controls the soft +clock, the hard clock is also controlled. Setting +<font color=red>dosynctodr</font> to 0 reverts the behavior back to the pre 2.6 +defaulkt behavior, having exactly the opposite effect +as that intended. + +Do not set <font color=red>dosynctodr</font> to 0.</pre><table width=100% cellpadding=2 cellspacing=0 border=0> +<tr><td bgcolor=#999999 valign=top width=25%><font color=#ffffff size=2><b><a name=Product-Area>Product Area</a></b></font></td> +<td bgcolor=#cccccc valign=top width=75%><font size=2>Bundled Network</font></td></tr> +<tr><td bgcolor=#999999 valign=top width=25%><font color=#ffffff size=2><b><a name=Product>Product</a></b></font></td> +<td bgcolor=#cccccc valign=top width=75%><font size=2>NTP</font></td></tr> +<tr><td bgcolor=#999999 valign=top width=25%><font color=#ffffff size=2><b><a name=OS>OS</a></b></font></td> +<td bgcolor=#cccccc valign=top width=75%><font size=2>Solaris 2.6</font></td></tr> +<tr><td bgcolor=#999999 valign=top width=25%><font color=#ffffff size=2><b><a name=Hardware>Hardware</a></b></font></td> +<td bgcolor=#cccccc valign=top width=75%><font size=2>Ultra 2</font></td></tr> +<tr><td bgcolor=#999999 valign=top width=25%><font color=#ffffff size=2><b><a name=Document-Content>Document Content</a></b></font></td> +<td bgcolor=#cccccc valign=top width=75%><font size=2>with freeware xntpd.</font></td></tr> +</table><br clear> +<font size=2><a href="#top">Top</a></font><br><br> +</td></tr></table> + + <!-- =================== --> + <!-- END OF MAIN CONTENT --> + <!-- =================== --> + <!--stopindex--> + + <!-- DON'T CHANGE INFORMATION OTHER THAN titlebar BELOW THIS LINE --> + + <!-- Altered Table Structure from Template to format properly with new design --> + </TD> + </TR> + <TR> + <TD> </TD> + <TD VALIGN="top"> + <center> + <IMG SRC="/images/cg_grey_line.gif" ALT="" WIDTH="466" HEIGHT="2" BORDER="0"><BR> + <IMG SRC="/images/cg_clear.gif" ALT="" WIDTH="1" HEIGHT="2" BORDER="0" HSPACE="0" VSPACE="4"> + </center> + <CENTER> + <FONT FACE="Geneva, Helvetica, Arial, SunSans-Regular" SIZE="2"> + [ <A HREF="edit-user-form.pl?viewmode=contractuser">Edit Account</A> ] + [ <A HREF="show.pl?target=patches/patch-access">Patches</A> ] + [ <A HREF="suncourier.pl">Submit a Service Order</A> ]<br> + [ <A HREF="show.pl?target=resources/tools">Diagnostic Tools</A> ] + [ <A HREF="show.pl?target=help/collections">Support Docs.</A> ] + [ <A HREF="show.pl?target=resources/y2k">Y2K Central</A> ] + [ <A HREF="show.pl?target=security/sec">Security Information</A> ] <br> + [ <A HREF="show.pl?target=link">SunSolve Servers </A> ] + [ <A HREF="show.pl?target=about_sunsolve">About SunSolve</A> ] + [ <A HREF="feedback.pl">Contact Us</A> ] + [ <A HREF="show.pl?target=help/sitemap">Site Map</A> ] + [ <A HREF="show.pl?target=article/article">Articles</A> ] + [ <A HREF="show.pl?target=home_con">Home</A> ] + [ <A HREF="show.pl?target=help/faq">Help</A> ] + </FONT> + </CENTER> + +<!-- MAPS --> +<MAP NAME="lefttop"> +<AREA SHAPE="rect" HREF="http://www.sun.com/MySun/" ALT="My Sun" COORDS="89,0 149,32"> +<AREA SHAPE="rect" HREF="show.pl?target=home_con" ALT="Home" COORDS="0,0 42,32"> +<AREA SHAPE="rect" HREF="http://www.sun.com/sales/" ALT="Buy" COORDS="54,0 78,32"> +</MAP> + + +<MAP NAME="topnav"> +<AREA SHAPE="rect" HREF="http://www.sun.com/java/" ALT="Java Technologies" COORDS="4,0,67,32"> +<AREA SHAPE="rect" HREF="http://www.sun.com/products-n-solutions/" ALT="Products and Solutions" COORDS="74,0,141,32"> +<AREA SHAPE="rect" HREF="http://www.sun.com/service/" ALT="Support, Education, and Consulting" COORDS="148,0,249,32"> +<AREA SHAPE="rect" HREF="http://www.sun.com/tech/" ALT="Technology and Research" COORDS="261,0,324,32"> +<AREA SHAPE="rect" HREF="http://www.sun.com/developers/developers.html" ALT="For Developers" COORDS="334,0,396,32"> +<AREA SHAPE="rect" HREF="http://www.sun.com/corporateoverview/" ALT="Corporate Information" COORDS="406,0,482,32"> +</MAP> + +<!-- INSERT titlebar HREFS BELOW --> +<MAP NAME="titlebar"> +<!-- LINK TO SEC HOME Removed because no longer needed on this template --> +<AREA SHAPE="rect" HREF="/visual/home/" ALT="SunSolve Online(tm)" COORDS="0,21,215,51"> <!-- LINK TO CURRENT PILL HOME --> +</MAP> + + +<!-- begin copyright notice --> + +<BR> +<CENTER> +<FONT FACE="Geneva, Helvetica, Arial, SunSans-Regular" COLOR="#999999" SIZE="2"> +<br> +Copyright 1994-1999 Sun Microsystems, Inc., 901 San Antonio Road, Palo Alto, CA 94303 USA. +<br> +All rights reserved. +<a href="http://www.sun.com/share/text/SMICopyright.html">Legal Terms</a>. +<a href="http://www.sun.com/privacy/">Privacy Policy</a>. +</font> +</CENTER> + +<!-- end copyright notice --> + + </TD> + </TR> +</TABLE> + +</BODY> +</HTML> + |
