From 0d5f95704f4092a50f5c43eab3081ad2e7467c4f Mon Sep 17 00:00:00 2001 From: Ichthyostega Date: Tue, 7 May 2024 16:17:19 +0200 Subject: [PATCH] DOC: add short inline summary for Mar / Apr Developer Meetings ..some conclusions from Scheduler performance testing --- doc/devel/meeting_summary/index.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/doc/devel/meeting_summary/index.txt b/doc/devel/meeting_summary/index.txt index 6d9573790..fd272dd98 100644 --- a/doc/devel/meeting_summary/index.txt +++ b/doc/devel/meeting_summary/index.txt @@ -11,6 +11,25 @@ spending time on the task of writing a summary. Anyone interested in Lumiera development is also encouraged to read mailing list archives and other documentation. +13 Mar / 10 Apr 2024 +-------------------- +Status update and informal exchange regarding current development activities + + * after factoring out further external influences, a _breaking point_ for + processing complex dependent schedules could be established, which closely + matches theoretical expectations + * a further measurement series (linear regression) was necessary to establish + performance characteristics of the scheduler under constant high load + * as expected, a serious weakness pertaining contention could be confirmed + + (yet contention is not expected to be a problem in practice) + * as mitigation, concurrency is scaled down on very short (100µs) jobs + * overall we are confident that the new scheduler is capable to handle the + expected load pattern and does not suffer from major (unknown) weaknesses. + +Moreover, the problems related to integration and use of external frameworks +for video display were discussed further. + + 14 Feb 2024 -----------