From 6d5b64f7dab9d1d79e36f4b2778ebaf720707d04 Mon Sep 17 00:00:00 2001
From: "Peter W. Draper" <p.w.draper@durham.ac.uk>
Date: Fri, 20 Sep 2019 11:11:50 +0100
Subject: [PATCH] Add new command-line arguments

---
 README.md | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 6bd0a4d..36b4e10 100644
--- a/README.md
+++ b/README.md
@@ -15,9 +15,10 @@ To use the program `swiftmpistepsim` you need to select the step of interest
 concatenate all the logs for that step into a single file. You can then
 run using:
 ```
-   mpirun -np <nranks> swiftmpistepsim <step-log>
+   mpirun -np <nranks> swiftmpistepsim <step-log> <output-log>
 ```
-which will output timings for the various MPI calls.
+which will output timings for the various MPI calls and record a log
+for the reproduction in the file `<output-log>`.
 
 To simulate SWIFT we use three threads, which run simultaneously, one that
 injects the MPI commands, i.e. initiates the interaction using calls to
-- 
GitLab