I haven&#39;t tried this at all, but have you tried:<div><br></div><div><span style>/logs/%d{yyyy}/%d{MM}/app.%d{</span><span style>yyyyMMdd}.log</span> </div><div><br></div><div>Maybe it&#39;s the directory separator in the format string that was confusing it.</div>

<div>  (*Chris*)<br><br><div class="gmail_quote">On Tue, Feb 28, 2012 at 8:42 AM, Chris Lemper <span dir="ltr">&lt;<a href="mailto:clemper@verical.com">clemper@verical.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

<div style="font-family:Calibri,sans-serif;word-wrap:break-word"><div><span style="font-size:16px">Hi Logback users!<br><div><br></div><div>I would like to store daily log files in the format:</div><div><br></div><div>/logs/%d{yyyy/MM}/app.%d{yyyyMMdd}.log</div>

<div><br></div><div>So that the end result is:</div><div><br></div><div>/logs/2012/02/app.20120228.log</div><div><br></div><div>That is I would like all daily log files for a given month in a single directory but each log file containing the full date.</div>

<div><br></div><div>However, when I configure this filename pattern using ch.qos.logback.core.rolling.TimeBasedRollingPolicy, logback bases the rolling policy only on the first pattern:</div><div><br></div><div> INFO in c.q.l.core.rolling.DefaultTimeBasedFileNamingAndTriggeringPolicy - The date pattern is &#39;yyyy/MM&#39; from file name pattern &#39;/logs/%d{yyyy/MM}/app.%d{yyyyMMdd}.log&#39;.</div>

<div> INFO in c.q.l.core.rolling.DefaultTimeBasedFileNamingAndTriggeringPolicy - Rollover at start of every month.</div><div><br></div><table width="100%"><tbody><tr style><td height="0" style="min-height:0px">Is it possible to accomplish this, even by just forcing the rollover to be daily (at midnight) independent of the filename pattern?  I have looked through the mailing lists, documentation, and source code and cannot figure out how or if it can be done.<br>

<br>Thanks,<br>Chris Lemper</td></tr></tbody></table></span></div></div>
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