From 9c77b65a827c0ba87e6ace646244c5e1f85ad2ed Mon Sep 17 00:00:00 2001 From: Zac Dover Date: Mon, 30 Oct 2023 12:37:39 +1000 Subject: [PATCH] doc/glossary: improve "BlueStore" entry Initially s/backend/back end/ but then I added a little more information about BlueStore's use of RocksDB to map object names to block locations on disk. Co-authored-by: Anthony D'Atri Signed-off-by: Zac Dover (cherry picked from commit 8713cca328c9373636efdb92449d743b5bd56584) --- doc/glossary.rst | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/doc/glossary.rst b/doc/glossary.rst index dfe8167d72e..0d35c900472 100644 --- a/doc/glossary.rst +++ b/doc/glossary.rst @@ -15,10 +15,12 @@ introduced in the Ceph Kraken release. The Luminous release of Ceph promoted BlueStore to the default OSD back end, supplanting FileStore. As of the Reef release, FileStore is no - longer available as a storage backend. + longer available as a storage back end. - BlueStore stores objects directly on Ceph block devices without - a mounted file system. + BlueStore stores objects directly on raw block devices or + partitions, and does not interact with mounted file systems. + BlueStore uses RocksDB's key/value database to map object names + to block locations on disk. Bucket In the context of :term:`RGW`, a bucket is a group of objects. -- 2.39.5