From 53298a2747c9be289a73b9a323f0ba68ccd5eb4c Mon Sep 17 00:00:00 2001 From: Michael Ploujnikov Date: Thu, 21 Jun 2007 23:27:26 -0400 Subject: [PATCH] clarification question about 'following groups' --- wiki/backend.html | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/wiki/backend.html b/wiki/backend.html index fdb956fa7..3f9a6f43d 100644 --- a/wiki/backend.html +++ b/wiki/backend.html @@ -1781,7 +1781,7 @@ DAMAGE. <html><sub><a href="javascript:;" onclick="scrollAnchorVisible('Top',null, event)">[Top]</sub></a></html> ***/ -
+
There are 2 important points when we want to access data with low latency:
 # Since we handle much more data than it will fit into most computers RAM. The data which is backed in files has to be paged in and available when needed. The [[Prefetch]] Thread manages page hinting to the kernel (posix_madvise()..)
 # Intermediate [[Frame]]s must eventually be rendered to the cache. The Backend will send Renderjobs to the Controller.
@@ -1799,7 +1799,7 @@ These hints contain:
 
 Notes:
 * The Backend will try to render related frames in groups.
-** This means that following frames are scheduled with lower priority. Whenever the program really requests them the priority will be adjusted.
+** This means that following frames (are these the frames in the group which is to be rendered or frames that follow the ones in the group to be rendered?) are scheduled with lower priority. Whenever the program really requests them the priority will be adjusted. 
/***