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--></style></head><body lang=EN-NZ link=blue vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span style='mso-fareast-language:EN-US'>Interesting Yann…<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>Thinking I was imagining this, I opened up my VirtualBox VM copy of my old device running Windows 10.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>This VM is poorly configured and typically runs at a glacial pace. Never the less, the lag between clicking compile and the cmd window opening is consistently less than 1 second, more like 0.5 seconds.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>It is running XTherion 6.3.4+1f7444ab (2025-08-12).<o:p></o:p></span></p><p class=MsoNormal><img width=118 height=141 style='width:1.2291in;height:1.4652in' id="Picture_x0020_1" src="cid:image001.png@01DCA2AF.C141BE40"><span style='mso-fareast-language:EN-US'><o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>What could it be that causes a 6 s compile delay on a fast Windows 11 device versus a 0.5 s lag on a 10-year-old average Windows 10 device (whether physical or virtual)?<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>Bruce<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0mm 0mm 0mm'><p class=MsoNormal><b><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri",sans-serif'> Therion <therion-bounces@speleo.sk> <b>On Behalf Of </b>Yann Gardère<br><b>Sent:</b> Thursday, 19 February 2026 07:56<br><b>To:</b> List for Therion users <therion@speleo.sk><br><b>Subject:</b> Re: [Therion] Therion runtime cmd window lag on compile with Windows 11<o:p></o:p></span></p></div><div><div><p class=MsoNormal><o:p> </o:p></p></div><div><div><p class=MsoNormal>hi,<o:p></o:p></p></div></div><div><p class=MsoNormal>Unfortunately, I’ve always observed this phenomenon on Windows (after 5 years of use), whereas when using Linux (Debian if I remember correctly) on the same PC, it’s like night and day for generation. I don’t have a solution, just my ux<o:p></o:p></p></div><div><p class=MsoNormal>Yann<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div><div><div><p class=MsoNormal>Le mer. 18 févr. 2026 à 19:48, <<a href="mailto:bruce@tomo.co.nz">bruce@tomo.co.nz</a>> a écrit :<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0mm 0mm 0mm 6.0pt;margin-left:4.8pt;margin-right:0mm'><div><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Does anyone notice a long delay after pressing the compile button in XTherion, before the Therion cmd window starts echoing processing progress?<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Any suggestions as to cause and possible solutions?<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Interested in setups that do and do not exhibit this behaviour.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> Around October last year I swapped out my aging Win10 device for a fast new Win11 device.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Soon after I noticed that XTherion would ‘hang’ for 5 – 7 seconds before opening the cmd window that echos Therion’s progress through the thconf process.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>It was around the time that changes were being made to the behaviour of the cmd window, circa 6.3.3+ and I loosely attributed the lag in processing to that. Especially since otherwise Therion would process the thconfigs 2x to 10x faster than with my old device.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>I’ve recently being editing projects and needing to compile then every 15 - 30 seconds. The 6 s lag has become tiresome, especially for small runs that otherwise take less than 1 s!<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Thinking might be a change in Therion I just installed versions back as far as 6.0.5 from around February 2022. <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>The problem persisted so I conclude the lag is due to Win11 or something to do with my current device, and not due to Therion.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> I’ve had a browse through Windows Security Smart Application Control and Reputation-based Protection, and disabling likely settings has had no impact. I’ve tried disabling Virus and Threat Protection settings real-time protection and tamper protection and also no change.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> Bruce<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:11.3pt'><o:p> </o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p></div></blockquote></div></div></body></html>