zakthan

WIKI

general admin wiki

jboss_cli

Wildfly/Jboss cli metrics for zabbix

nfs_mount_point_usage_kubernetes_persistance_volumes

@ scripts that monitor the disk usage of NFS Persistance Volumes of a kubernetes cluster

aws_cli_newrelic

backup-ec2-to-s3

Backup ec2 folder(s) to s3 using aws cli

cache_apache_check

check if apache cache has files with current date and send value to zabbix

cloud-provider-openstack

connections_per_hour_tomcat_logs_send_to_zabbix_once_per_day

Collect once per day from tomcat access logs connections per hour and send to zabbix

copy_selected_folder_rsync

This script copies selected folders to remote servers without changing permissions of destination root folder

deploy_folder_to_apache_cluster

deploy_tomcat_keep_backup_and_delete_old_backups

Devops-tools

Shell scripts to install various devops tools

ELK

iowait

Calculates if iowait is bigger than a threshold every X seconds (user defined) from a server list read from a file and ouput the count of occurances for every server

jmxterm

Interactive command line JMX client

k8s-cluster-export

export kubernetes resources and prepare the migartion to an other cluster

k8s-scripts

Various scripts for k8s administration

kubectl-node-shell

Exec into node via kubectl

kubernetes

Production-Grade Container Scheduling and Management

Load_Analysis

If a linux server running java application servers has high load then find java application processes that have high CPU usage, and find the high CPU usage threads of these processes. Script keeps a log and also keeps a record with thread dumps and the names of the threads and finally does a pattern match at the application server logs for these threads and keeps their activity at the time of the script execution in a separate file

nginx-certbot

Boilerplate configuration for nginx and certbot with docker-compose

pattern_match_shell_script

Shell script for log files pattern matching

shrink-es-shards

Shrink ES primary indices to save resources

tcpdump_slow_connections

tcpdump_slow_connections

threads_wlst

For a weblogic domain conect to admin and calculate active/stuck/hogging threads, pending requests and queue length and send to zabbix

weblogic_connections_per_hour

This script calculates weblogic connections per hour an sends data once per day to zabbix server via crontab. Weblogic http logs are extended format and for the script to work correct the need to be rotated once per day only

weblogic_errors_5xx_per_hour

Usage This script calculates errors 5xx per hour and sends data once per day to zabbix server via crontab. Weblogic http logs are extended format and for the script to work correct the need to be rotated once per day only

weblogic_slow_pages_per_hour

This script calculates slow connections per hour and sends data once per day to zabbix server via crontab. Weblogic http logs are extended format and for the script to work correct the need to be rotated once per day only. Slow page is a page that takes more than $SLOW_PAGE_SECONDS_THRESHOLD seconds to respond