From: lizhipeng <qiuxinyidian@gmail.com>
Date: Fri, 22 Aug 2025 03:53:52 +0000 (+0800)
Subject: doc/dev:update blkin.rst doc for lttng trace
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F65180%2Fhead;p=ceph.git

doc/dev:update blkin.rst doc for lttng trace
fixes:https://tracker.ceph.com/issues/72059

Signed-off-by: lizhipeng <qiuxinyidian@gmail.com>
---

diff --git a/doc/dev/blkin.rst b/doc/dev/blkin.rst
index f4c045e19efb..5cd88f3251f6 100644
--- a/doc/dev/blkin.rst
+++ b/doc/dev/blkin.rst
@@ -5,10 +5,17 @@
 Configuring Ceph with LTTng
 ===========================
 
-Use -DWITH_LTTNG option (default: ON)::
+if you compile code, please use -DWITH_LTTNG option (default: ON)::
 
   ./do_cmake -DWITH_LTTNG=ON
 
+If your Ceph deployment is package-based (YUM, DNF, APT) vs containerized, install the required software packages according to the module which you want to track， otherwise, it may cause a coredump due to missing *tp.solibrary files::
+
+  librbd-devel    
+  librgw-devel    
+  librados-devel  
+
+  
 Config option for tracing must be set to true in ceph.conf.
 Following options are currently available::