From de578245198e0a91628384a0759c73710dbf4b98 Mon Sep 17 00:00:00 2001 From: Casey Bodley Date: Thu, 8 Feb 2024 10:56:03 -0500 Subject: [PATCH] doc: deprecate blkin tracing Signed-off-by: Casey Bodley --- PendingReleaseNotes | 3 +++ doc/dev/blkin.rst | 3 +++ 2 files changed, 6 insertions(+) diff --git a/PendingReleaseNotes b/PendingReleaseNotes index 0ecec83ec81f..a413b6276f2f 100644 --- a/PendingReleaseNotes +++ b/PendingReleaseNotes @@ -10,6 +10,9 @@ For multi-site deployments that make any use of Server-Side Encryption, we recommended running this command against every bucket in every zone after all zones have upgraded. +* Tracing: The blkin tracing feature (see https://docs.ceph.com/en/reef/dev/blkin/) + is now deprecated in favor of Opentracing (https://docs.ceph.com/en/reef/dev/developer_guide/jaegertracing/) + and will be removed in a later release. * CEPHFS: MDS evicts clients which are not advancing their request tids which causes a large buildup of session metadata resulting in the MDS going read-only due to the RADOS operation exceeding the size threshold. `mds_session_metadata_threshold` diff --git a/doc/dev/blkin.rst b/doc/dev/blkin.rst index 989cddcd7ee6..f4c045e19efb 100644 --- a/doc/dev/blkin.rst +++ b/doc/dev/blkin.rst @@ -72,6 +72,9 @@ Destroy tracing session:: Tracing Ceph With Blkin ========================= +.. deprecated:: This feature was deprecated in the Squid release and will + be removed in a later release. + Ceph can use Blkin, a library created by Marios Kogias and others, which enables tracking a specific request from the time it enters the system at higher levels till it is finally served by RADOS. -- 2.47.3