From 1260cdd49218f8bedf935190e2721422e5b5c6b6 Mon Sep 17 00:00:00 2001 From: Sean Mooney Date: Thu, 24 Feb 2022 14:37:44 +0000 Subject: update default overcommit This change updates the cpu and ram initial allocation ratios to 4.0 and 1.0 to reflect the typical values that are suitable for non web hosting workloads. Change-Id: I283eb270a4e47da15cf01d098b4f3952f7b5b570 implements: bp/nova-change-default-overcommit-values --- doc/source/admin/scheduling.rst | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'doc') diff --git a/doc/source/admin/scheduling.rst b/doc/source/admin/scheduling.rst index e0e5b7188b..e863554fe7 100644 --- a/doc/source/admin/scheduling.rst +++ b/doc/source/admin/scheduling.rst @@ -1100,6 +1100,16 @@ control the initial allocation ratio values for a compute node: * :oslo.config:option:`initial_disk_allocation_ratio` the initial DISK_GB inventory allocation ratio for a new compute node record, defaults to 1.0 +Starting with the 27.0.0 Antelope release, the following default values are used +for the initial allocation ratio values for a compute node: + +* :oslo.config:option:`initial_cpu_allocation_ratio` the initial VCPU + inventory allocation ratio for a new compute node record, defaults to 4.0 +* :oslo.config:option:`initial_ram_allocation_ratio` the initial MEMORY_MB + inventory allocation ratio for a new compute node record, defaults to 1.0 +* :oslo.config:option:`initial_disk_allocation_ratio` the initial DISK_GB + inventory allocation ratio for a new compute node record, defaults to 1.0 + Scheduling considerations ~~~~~~~~~~~~~~~~~~~~~~~~~ -- cgit v1.2.1