From 01b56a494463b0d72a868179a30dd4f54394c725 Mon Sep 17 00:00:00 2001 From: Abhishek Lekshmanan Date: Mon, 2 Mar 2020 18:11:40 +0100 Subject: [PATCH] doc: releases: v14.2.8 release notes Co-Authored-By: Neha Ojha Co-Authored-By: Patrick Donelly Signed-off-by: Abhishek Lekshmanan --- doc/releases/nautilus.rst | 294 ++++++++++++++++++++++++++++++++++++-- 1 file changed, 284 insertions(+), 10 deletions(-) diff --git a/doc/releases/nautilus.rst b/doc/releases/nautilus.rst index cd2c3cf03f1a..986403aee89e 100644 --- a/doc/releases/nautilus.rst +++ b/doc/releases/nautilus.rst @@ -1,3 +1,287 @@ +v14.2.8 Nautilus +================ + +This is the eighth update to the Ceph Nautilus release series. This release +fixes issues across a range of subsystems. We recommend that all users upgrade +to this release. + +Notable Changes +--------------- + +* The default value of ``bluestore_min_alloc_size_ssd`` has been changed to 4K to improve performance across all workloads. + +* The following OSD memory config options related to bluestore cache autotuning can now + be configured during runtime: + + - osd_memory_base (default: 768 MB) + - osd_memory_cache_min (default: 128 MB) + - osd_memory_expected_fragmentation (default: 0.15) + - osd_memory_target (default: 4 GB) + + The above options can be set with:: + + ceph config set osd