From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Date: Thu, 18 Jun 2009 18:11:00 +0000 (-0400)
Subject: Add phase 3 : scalability run
X-Git-Tag: v0.1~129
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=1d268896f82b053d886a4242433f3c2abcb5a203;p=urcu.git

Add phase 3 : scalability run

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
---

diff --git a/runpaul-phase3.sh b/runpaul-phase3.sh
new file mode 100755
index 0000000..f2d6f82
--- /dev/null
+++ b/runpaul-phase3.sh
@@ -0,0 +1,50 @@
+#!/bin/sh
+
+#run all tests
+
+#set to number of active CPUS
+NUM_CPUS=64
+
+#extra options, e.g. for setting affinity on even CPUs :
+EXTRA_OPTS=$(for a in $(seq 0 2 127); do echo -n "-a ${a} "; done)
+
+#ppc64 striding, use with NUM_CPUS=8
+
+#stride 1
+#EXTRA_OPTS=$(for a in $(seq 0 2 15); do echo -n "-a ${a} "; done)
+#stride 2
+#EXTRA_OPTS=$(for a in $(seq 0 4 31); do echo -n "-a ${a} "; done)
+#stride 4
+#EXTRA_OPTS=$(for a in $(seq 0 8 63); do echo -n "-a ${a} "; done)
+#stride 8
+#EXTRA_OPTS=$(for a in $(seq 0 16 127); do echo -n "-a ${a} "; done)
+
+#Vary update fraction
+#x: vary update fraction from 0 to 0.0001
+  #fix number of readers and reader C.S. length, vary delay between updates
+#y: ops/s
+
+rm -f runall.log
+rm -fr runall.detail.log
+
+#setting gc each 4096. ** UPDATE FOR YOUR ARCHITECTURE BASED ON PHASE 1 RESULT **
+EXTRA_OPTS+="-b 4096"
+
+#Test scalability :
+# x: vary number of readers from 0 to num cpus
+# y: ops/s
+# 0 writer.
+
+echo Executing scalability test
+
+NR_WRITERS=0
+DURATION=10
+
+rm -f scalability.log
+
+for NR_READERS in $(seq 1 ${NUM_CPUS}); do
+	echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log" >> runall.log
+	./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log
+done
+
+