diff --git a/documentation/ref-manual/closer-look.xml b/documentation/ref-manual/closer-look.xml
index 9ce92af910..f3f0db2dd6 100644
--- a/documentation/ref-manual/closer-look.xml
+++ b/documentation/ref-manual/closer-look.xml
@@ -921,12 +921,23 @@
- The process runs all of the post installation scripts, and
- any that fail to run on the build host will be run on the
+ Package installation is under control of the package manager
+ (e.g. smart/rpm, opkg, or apt/dpkg) regardless of whether or
+ not package management is enabled for the target.
+ At the end of the process, if package management is not
+ enabled for the target, the package manager's data files
+ are deleted from the root filesystem.
+
+
+
+ During image generation, the build system attempts to run
+ all post installation scripts.
+ Any that fail to run on the build host are run on the
target when the target system is first booted.
- If you are using a read-only root filesystem, all the post
- installation scripts must succeed during the package
- installation phase since the root filesystem cannot be
+ If you are using a
+ read-only root filesystem,
+ all the post installation scripts must succeed during the
+ package installation phase since the root filesystem cannot be
written into.
@@ -935,10 +946,10 @@
the image.
These processes include mklibs and
prelink.
- The mklibs optimizes the size of the
- libraries.
+ The mklibs process optimizes the size
+ of the libraries.
A prelink process optimizes the dynamic
- linking of shared libraries to reduce start up time of the
+ linking of shared libraries to reduce start up time of
executables.