From 87aee6a83e1e7f34469af7212f98e015b89499fc Mon Sep 17 00:00:00 2001 From: Thomas Schoebel-Theuer Date: Wed, 27 Sep 2017 09:15:42 +0200 Subject: [PATCH] doc: add recommendation of deletions monitoring --- docu/mars-manual.lyx | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/docu/mars-manual.lyx b/docu/mars-manual.lyx index ae75b073..bbdfb87a 100644 --- a/docu/mars-manual.lyx +++ b/docu/mars-manual.lyx @@ -4787,6 +4787,34 @@ marsadm disconnect $res \family default ) will freeze the space reclamation in the whole cluster when the pause is lasting very long. +\begin_inset Newline newline +\end_inset + + +\begin_inset Graphics + filename images/MatieresCorrosives.png + lyxscale 50 + scale 17 + +\end_inset + + During such space accumulation, also the number of so-called deletions + will accumulate in /mars/todo-global/ and sibling directories. + In very big installations consisting of thousands of nodes, it is a good + idea to regularly monitor the number of deletions similarly to the following: + +\family typewriter +$(find /mars/ -name +\begin_inset Quotes eld +\end_inset + +delete-* +\begin_inset Quotes erd +\end_inset + + | wc -l) +\family default + should not exceed a limit of ~150 entries. \end_layout \begin_layout Standard