From: robert.tomczyk <robert.tomczyk.est@gmail.com>
Date: Sat, 29 Oct 2022 09:33:49 +0000 (+0100)
Subject: Geode: Remove limit for number of threads on build slave
X-Git-Url: https://gerrit.nordix.org/gitweb?a=commitdiff_plain;h=f8c9517cad759cd7e45beabb620ee52d00f00256;p=infra%2Fcicd.git

Geode: Remove limit for number of threads on build slave

The systemd task limit has to be removed for Geode UpgradeTest:
- limit per user (UserTasksMax) set to infinite
- limit for systemd (DefaultTasksMax) set to infinite

Change-Id: I2905ff341ba5d0e73a296e1033b4e4dc6a99bde6
---

diff --git a/jjb/geode/apache-geode-slave/slave_setup.sh b/jjb/geode/apache-geode-slave/slave_setup.sh
index 78588689..8026e577 100755
--- a/jjb/geode/apache-geode-slave/slave_setup.sh
+++ b/jjb/geode/apache-geode-slave/slave_setup.sh
@@ -75,6 +75,16 @@ sudo curl -L "${DOCKER_COMPOSE_URL}/${DOCKER_COMPOSE_VERSION}/docker-compose-$(u
           -o /usr/local/bin/docker-compose
 sudo chmod +x /usr/local/bin/docker-compose
 
+# Increase number of Max threads that infra user (UserTasksMax) and systemd (DefaultTasksMax) can create.
+# This is required for Geode UpgradeTest to avoid error:
+# java.lang.OutOfMemoryError: unable to create native thread: possibly out of memory or process/resource limits reached
+# todo: This should be done during image creation
+sudo sed -i 's/.*DefaultTasksMax=.*/DefaultTasksMax=infinity/g' /etc/systemd/system.conf
+sudo sed -i 's/.*UserTasksMax=.*/UserTasksMax=infinity/g' /etc/systemd/logind.conf
+sudo systemctl set-property user-$(id -u infra).slice TasksMax=infinity
+sudo systemctl daemon-reload
+sudo systemctl restart systemd-logind.service
+
 sudo cp -R /etc/alternatives /etc/keep-alternatives
 sudo apt-get update
 sudo apt-get install -y --no-install-recommends \