Log archive format limitations.
<span class="codeinlinebold" style="font-weight: bold; ">%s</span>
log sequence number
<span class="codeinlinebold" style="font-weight: bold; ">%S</span>
log sequence number, zero filled
<span class="codeinlinebold" style="font-weight: bold; ">%t</span>
thread number
<span class="codeinlinebold" style="font-weight: bold; ">%T</span>
thread number, zero filled
<span class="codeinlinebold" style="font-weight: bold; ">%a</span>
activation ID
<span class="codeinlinebold" style="font-weight: bold; ">%d</span>
database ID
<span class="codeinlinebold" style="font-weight: bold; ">%r</span>
resetlogs ID