From 8e130604aa660602a39481275c1b7c32afd15dd9 Mon Sep 17 00:00:00 2001
From: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>
Date: Thu, 25 Feb 2021 20:45:20 +0100
Subject: [PATCH] machines: set the hardware revision for MN4

This change will cause a rebuild of all experiments.
---
 garlic/machines.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/garlic/machines.nix b/garlic/machines.nix
index 57d8ea4..4015112 100644
--- a/garlic/machines.nix
+++ b/garlic/machines.nix
@@ -12,6 +12,13 @@
       march = "skylake-avx512";
       mtune = "skylake-avx512";
       hw = {
+        # The rev attribute attemps to capture the hardware configuration of the
+        # machine, and will rebuild all experiments if it changed. It only holds
+        # the timestamp at the current time, representing the HW configuration at
+        # that moment.
+        rev = 1614253003;
+
+        # Node and socket details
         cpusPerNode = 48;
         cpusPerSocket = 24;
         socketsPerNode = 2;