From e6e4aec90247c7a7456d69b299f2e43105a07bce Mon Sep 17 00:00:00 2001 From: Scott Long Date: Mon, 13 Sep 2004 01:05:02 +0000 Subject: [PATCH] Retire the "Scheduler clean up and resolution". The scheduler cleanup happened and we switched to 4BSD for now. --- en/releases/5.3R/todo.sgml | 18 +----------------- 1 file changed, 1 insertion(+), 17 deletions(-) diff --git a/en/releases/5.3R/todo.sgml b/en/releases/5.3R/todo.sgml index ed0418b081..2be1100269 100644 --- a/en/releases/5.3R/todo.sgml +++ b/en/releases/5.3R/todo.sgml @@ -1,7 +1,7 @@ - + %includes; %developers; @@ -123,22 +123,6 @@ models. - - Scheduler cleanup and resolution - &status.wip; - -- - Currently, two schedulers are present: SCHED_ULE (default), an - SMP-optimized scheduler created as part of SMPng, and SCHED_4BSD, - an SMP-adapted version of the original 4BSD scheduler. They have - quite different performance properties, with ULE providing strong - interactivity characteristics, and performing quite well in a - number of benchmarks, and 4BSD showing greater strength in IPC - intensive user space benchmarks, such as databases. One of these - schedulers must be the default for 5.3, and whichever one it is, - it requires careful measurement, analysis, and optimization before - the release in order to address its deficiencies. - - Reports of UFS2 "large disk" problems &status.wip