From 5ce0879e23c67443f7e972f1eb3240eefd895368 Mon Sep 17 00:00:00 2001 From: zhongjun Date: Wed, 26 Jul 2017 12:32:24 +0800 Subject: [PATCH] Add share usage size tracking in doc Add share usage size tracking feature description in driver_requirements doc. DocImpact Change-Id: Iaca1bb541a34af862b938e17e4a56d53de7a9cc5 Implement-Blueprint: share-usage-size --- doc/source/devref/driver_requirements.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/doc/source/devref/driver_requirements.rst b/doc/source/devref/driver_requirements.rst index db52432038..8120e0bffd 100644 --- a/doc/source/devref/driver_requirements.rst +++ b/doc/source/devref/driver_requirements.rst @@ -216,3 +216,10 @@ necessary methods. More details can be found at: https://docs.openstack.org/manila/latest/devref/share_replication.html + +Update "used_size" of shares +---------------------------- +Drivers can update, for all the shares created on a particular backend, the +consumed space in GiB. While the polling interval for drivers to update this +information is configurable, drivers can choose to submit cached information +as necessary, but specify a time at which this information was "gathered_at".