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<p class="p_Heading1"><span class="f_Heading1">Log File Dialog</span></p>
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<p>The Log File dialog shows a log file (text file) retrieved through IceGrid. Often, a process will be writing to this log file and the dialog will periodically check for new lines to display.</p>
<p class="p_IndentList2"><img src="log-file-dialog.png" width="397" height="379" border="0" alt=""></p>
<p class="p_Heading2"><span class="f_Heading2">States</span></p>
<p class="p_IndentList2"><span class="f_IndentList2">A log file dialog is always in one of the following states:</span></p>
<div style="text-align: left; text-indent: 0px; padding: 0px 0px 0px 0px; margin: 0px 0px 10px 30px;"><table border="0" cellpadding="0" cellspacing="0" style="line-height: normal;"><tr style="vertical-align:baseline" valign="baseline"><td width="13"><span style="font-size: 11pt; font-family: 'Arial Unicode MS', 'Lucida Sans Unicode', 'Arial'; color: #000000;">•</span></td><td><span class="f_IndentList2">Running</span><br>
<span class="f_IndentList2">The dialog is periodically checking for new lines.</span></td></tr></table></div><div style="text-align: left; text-indent: 0px; padding: 0px 0px 0px 0px; margin: 0px 0px 10px 30px;"><table border="0" cellpadding="0" cellspacing="0" style="line-height: normal;"><tr style="vertical-align:baseline" valign="baseline"><td width="13"><span style="font-size: 11pt; font-family: 'Arial Unicode MS', 'Lucida Sans Unicode', 'Arial'; color: #000000;">•</span></td><td><span class="f_IndentList2">Paused</span><br>
<span class="f_IndentList2">The dialog is "connected" to a remote log file but does not currently retrieve new lines.</span></td></tr></table></div><div style="text-align: left; text-indent: 0px; padding: 0px 0px 0px 0px; margin: 0px 0px 10px 30px;"><table border="0" cellpadding="0" cellspacing="0" style="line-height: normal;"><tr style="vertical-align:baseline" valign="baseline"><td width="13"><span style="font-size: 11pt; font-family: 'Arial Unicode MS', 'Lucida Sans Unicode', 'Arial'; color: #000000;">•</span></td><td><span class="f_IndentList2">Stopped</span><br>
<span class="f_IndentList2">The dialog is not retrieving new lines from the remote log file.</span></td></tr></table></div><p class="p_Heading2"><span class="f_Heading2">Preferences</span></p>
<p class="p_IndentList2"><span class="f_IndentList2">Use the </span><span class="f_T_Menu">Edit > Preferences...</span><span class="f_IndentList2"> menu to open the Preferences dialog. These preferences apply to the current dialog and to any Log File dialog opened later on. </span></p>
<p class="p_IndentList3"><img src="log-file-dialog-preferences.png" width="267" height="236" border="0" alt=""></p>
<p class="p_Heading2Sub2"><span class="f_Heading2Sub2">Max lines in buffer</span></p>
<p class="p_IndentList3"><span class="f_IndentList3">The maximum number of lines displayed in the log dialog.</span></p>
<p class="p_Heading2Sub2"><span class="f_Heading2Sub2">Max characters in buffer</span></p>
<p class="p_IndentList3"><span class="f_IndentList3">The maximum number of characters displayed in the log dialog.</span></p>
<p class="p_Heading2Sub2"><span class="f_Heading2Sub2">Initial tail</span></p>
<p class="p_IndentList3"><span class="f_IndentList3">When a new dialog is opened, or when restarting a stopped dialog, the dialog retrieves and displays </span><span class="f_T_Entry">Initial tail</span><span class="f_IndentList3"> lines.</span></p>
<p class="p_Heading2Sub2"><span class="f_Heading2Sub2">Max bytes read per request</span></p>
<p class="p_IndentList3"><span class="f_IndentList3">The maximum number of bytes retrieve by each request. Pick a value that is low enough to make the dialog appear responsive and big enough to avoid many round-trips when lots of data are logged. IceGrid Admin requires a value between 100 and</span><span class="f_T_Code"> Ice.MessageSizeMax</span><span class="f_IndentList3"> - 512.</span></p>
<p class="p_Heading2Sub2"><span class="f_Heading2Sub2">Poll period</span></p>
<p class="p_IndentList3"><span class="f_IndentList3">When in the running state, the dialog attempts to retrieve new lines from the log file (through IceGrid) every </span><span class="f_T_Entry">Poll period</span><span class="f_IndentList3"> seconds.</span></p>
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