Make timerlat the default measurement module

Make the default interval 100us
Resolves: RHEL-97541

Signed-off-by: John Kacur <jkacur@redhat.com>

rteval-Make-timerlat-the-default-for-rteval.patch

@@ -0,0 +1,45 @@
+From 23636bde2236f5d28ce8b10c7b28a880a3e9a2d9 Mon Sep 17 00:00:00 2001
+From: John Kacur <jkacur@redhat.com>
+Date: Wed, 18 Jun 2025 14:21:54 -0400
+Subject: [PATCH 2/2] rteval: Make timerlat the default for rteval
+
+Return timerlat to be the default measurement module for rteval
+Also make the default base interval 100us to match cyclictest
+
+Signed-off-by: John Kacur <jkacur@redhat.com>
+---
+ rteval.conf                            | 4 ++--
+ rteval/modules/measurement/timerlat.py | 2 +-
+ 2 files changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/rteval.conf b/rteval.conf
+index 601410b51c28..46a9b1743716 100644
+--- a/rteval.conf
++++ b/rteval.conf
+@@ -6,8 +6,8 @@ duration:  60.0
+ report_interval: 600
+ 
+ [measurement]
+-cyclictest: module
+-# timerlat: module
++# cyclictest: module
++timerlat: module
+ 
+ [loads]
+ kcompile:  module
+diff --git a/rteval/modules/measurement/timerlat.py b/rteval/modules/measurement/timerlat.py
+index fe29f34bccbd..5bfc495217ea 100644
+--- a/rteval/modules/measurement/timerlat.py
++++ b/rteval/modules/measurement/timerlat.py
+@@ -509,7 +509,7 @@ class Timerlat(rtevalModulePrototype):
+ def ModuleParameters():
+     """ default parameters """
+     return {"interval": {"descr": "Base interval or period of threads in microseconds",
+-                         "default": 1100,
++                         "default": 100,
+                          "metavar": "INTV_US"},
+             "priority": {"descr": "Run rtla timerlat with this priority",
+                          "default": 95,
+-- 
+2.49.0
+

rteval.spec

@@ -1,6 +1,6 @@
 Name:		rteval
 Version:	3.9
-Release:	4%{?dist}
+Release:	5%{?dist}
 Summary:	Utility to evaluate system suitability for RT Linux
 
 Group:		Development/Tools
@@ -38,6 +38,7 @@ Patch1: rteval-Fix-missing-statistics-for-system-with-timerl.patch
 Patch2: rteval-Change-the-default-interval-for-timerlat-to-1100us.patch
 Patch3: rteval-Change-default-measurement-module-to-cyclictest.patch
 Patch4: rteval-services.py-Fix-SyntaxWarning.patch
+Patch5: rteval-Make-timerlat-the-default-for-rteval.patch
 
 %description
 The rteval script is a utility for measuring various aspects of
@@ -70,6 +71,11 @@ to the screen.
 %{_bindir}/rteval
 
 %changelog
+* Thu Jun 19 2025 John Kacur <jkacur@redhat.com> - 3.9-5
+- Make timerlat the default measurement module
+- Make the default interval 100us
+Resolves: RHEL-97541
+
 * Wed Jun 18 2025 John Kacur <jkacur@redhat.com> - 3.9-4
 - rteval: services.py: Fix SyntaxWarning
 Resolves: RHEL-92783