From 6a6835f5db9497f2b5867652e1f4d9883b32638c Mon Sep 17 00:00:00 2001
From: Christopher McGrath <cmcgrath@oteemo.com>
Date: Wed, 6 Oct 2021 15:20:38 -0400
Subject: [PATCH] #809, bugfix: sudo missing multiple places in step 4
---
.../guides/deployment_scenarios/quickstart.md | 36 ++++++++-----------
1 file changed, 14 insertions(+), 22 deletions(-)
diff --git a/docs/guides/deployment_scenarios/quickstart.md b/docs/guides/deployment_scenarios/quickstart.md
index 7d583d4a0f..1f696fe4c5 100644
--- a/docs/guides/deployment_scenarios/quickstart.md
+++ b/docs/guides/deployment_scenarios/quickstart.md
@@ -264,37 +264,29 @@ Note: This guide follows the DevOps best practice of left-shifting feedback on m
```shell
# [ubuntu@Ubuntu_VM:~]
- # ECK implementation of ElasticSearch needs the following or will see OOM errors
+ # Needed for ECK to run correctly without OOM errors
sudo sysctl -w vm.max_map_count=524288
+ # Alternatively can use:
+ # echo 'vm.max_map_count=524288' | sudo tee -a /etc/sysctl.d/vm-max_map_count.conf
- # SonarQube host OS pre-requisites
+ # Needed by Sonarqube
sudo sysctl -w fs.file-max=131072
+ # Alternatively can use:
+ # echo 'fs.file-max=131072' | sudo tee -a /etc/sysctl.d/fs-file-max.conf
+
+ # Also Needed by Sonarqube
ulimit -n 131072
ulimit -u 8192
- # Needed for ECK to run correctly without OOM errors
- echo 'vm.max_map_count=524288' > /etc/sysctl.d/vm-max_map_count.conf
-
- # Needed by Sonarqube
- echo 'fs.file-max=131072' > /etc/sysctl.d/fs-file-max.conf
-
# Load updated configuration
- sysctl --load
-
- # Alternative form of above 3 commands:
- # sudo sysctl -w vm.max_map_count=524288
- # sudo sysctl -w fs.file-max=131072
-
- # Needed by Sonarqube
- ulimit -n 131072
- ulimit -u 8192
+ sudo sysctl --load
- # Preload kernel modules required by istio-init, required for SELinux enforcing instances using istio-init
- modprobe xt_REDIRECT
- modprobe xt_owner
- modprobe xt_statistic
+ # Preload kernel modules, required by istio-init running on SELinux enforcing instances
+ sudo modprobe xt_REDIRECT
+ sudo modprobe xt_owner
+ sudo modprobe xt_statistic
- # Persist modules after reboots
+ # Persist kernel modules settings after reboots
printf "xt_REDIRECT\nxt_owner\nxt_statistic\n" | sudo tee -a /etc/modules
# Kubernetes requires swap disabled
--
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