From 648ada9e6ccc5aad85841e93b85cc73e0bb0e3b2 Mon Sep 17 00:00:00 2001 From: Artem Bityutskiy Date: Tue, 4 Feb 2014 10:30:27 +0200 Subject: [PATCH] RELEASE_NOTES: add a note about speed improvement Change-Id: If04ea0198e31e335c5376d710891ea8457ea2c01 Signed-off-by: Artem Bityutskiy --- docs/RELEASE_NOTES | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/docs/RELEASE_NOTES b/docs/RELEASE_NOTES index 6dc9852..9206ba1 100644 --- a/docs/RELEASE_NOTES +++ b/docs/RELEASE_NOTES @@ -30,6 +30,13 @@ Release 3.2 reported that decompressing large bz2-compressed sparse files caused out-of-memory situation on machines with 2GB RAM. This should be fixed now. +5. Reading and decompressing is now faster because we now use more parallelism: + reading the data form the source URL is done in separate thread, + decompressing happens in a separate process too. My measurement with Tizen + IVI images from 'tizen.org' showed 10% read speed improvement, but this + depends a lot on where the bottle-neck is: the USB stick, the network, or + the CPU load. + Bug-fix release 3.1 ~~~~~~~~~~~~~~~~~~~ -- 2.34.1