<div dir="ltr"><p style="box-sizing:border-box;margin-bottom:16px;color:rgb(36,41,46);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";font-size:14px;margin-top:0px">Hello.</p><p style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,46);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";font-size:14px">I have a philosophical question about <a href="https://kamailio.org/docs/modules/5.1.x/modules/tm.html#tm.rpc.clean" rel="nofollow" style="box-sizing:border-box;background-color:initial;color:rgb(3,102,214);text-decoration-line:none">tm.clean</a> command.</p><p style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,46);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";font-size:14px">Unfortunately, I don’t understand what this command is for, because in my view, expired transactions are automatically deleted.</p><p style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,46);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";font-size:14px">This is all I could find:</p><blockquote style="box-sizing:border-box;margin:0px 0px 16px;padding:0px 1em;color:rgb(106,115,125);border-left:0.25em solid rgb(223,226,229);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";font-size:14px"><p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px">pc command tm.clean to clean long time expired transactions (for troubleshooting purposes) <a href="https://www.kamailio.org/wiki/features/new-in-5.1.x" rel="nofollow" style="box-sizing:border-box;background-color:initial;color:rgb(3,102,214);text-decoration-line:none">[1]</a></p></blockquote><p style="box-sizing:border-box;margin-top:0px;margin-bottom:16px;color:rgb(36,41,46);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";font-size:14px">So, can you give an example when a transaction can remain in memory?</p><p style="box-sizing:border-box;margin-top:0px;color:rgb(36,41,46);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";font-size:14px;margin-bottom:0px">Thanks!</p></div>