nagiosScripts

Cassandra monitoring scripts

check nvidia GPU utilization

This plugin needs nvidia-smi and xmlstarlet

/usr/local/bin/check_nvidiasmi.sh

OK GPU - 32%; Memory - 12%; Encoder - 53%; Decoder - 23% | gpu=32% memory=12% encoder=53[cuda]

pnp4nagios template installation

place check_nvidiasmi.php in pnp4nagios template directory

curl -o /usr/share/nagios/html/pnp4nagios/templates/check_nvidiasmi.php  https://raw.githubusercontent.com/antonzhelyazkov/nagiosScripts/master/check_nvidiasmi.php

nvidia-smi installation

vi /etc/yum.repos.d/cuda.repo

[cuda]
name=cuda
baseurl=http://developer.download.nvidia.com/compute/cuda/repos/rhel7/x86_64
enabled=1
gpgcheck=1
gpgkey=http://developer.download.nvidia.com/compute/cuda/repos/rhel7/x86_64/7fa2af80.pub

yum install cuda

NGINX cache hitrate

Create cutom nginx log

log_format nginx_cache '$remote_addr – $upstream_cache_status [$time_local] '
       '"$request" $status $body_bytes_sent '
       '"$http_referer" "$http_user_agent" ';

log file must looks like

12.34.56.78 – MISS [11/Nov/2017:09:38:32 +0100] – "GET /qws/qwel/qwe.html HTTP/1.1" 200 1036448 "http://www.example.com/content" "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:56.0) Gecko/20100101 Firefox/56.0" "-" – "-" – "-" – "-" – "-"