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Metrics The following metrics are submitted to Nixstats. Requests per second Accepts per second Handled per second Total requests Active connections Writing Waiting Reading Dependencies urllib2 nginx compiled with --with-http_stub_status_module parameter Stub status page To enable the nginx stub status page add the following cod
Metrics The following metrics are submitted to Nixstats. Accepted connections (per second, total) Active processes Total processes Idle processes Max active processes Listen queue Listen queue length Max listen queue Max children reached Start time Start since Pool Process manager Slow requests Dependencies urllib2 json
Creating a custom plugin
The nixstats monitoring agent comes with a set of plugins to monitor your servers CPU, Memory, Disk, Network, Processes and a set of plugins for your services such as MongoDB, PHP-FPM, NGiNX, Apache2/httpd. Besides these plugins it's possible to monitor other metrics on your server by building your own plugin. Plugins are written in Python 2. The base of a plugin is as follows. ``#!/usr/bin/env python import plugins class Plugin(plugins.BasePlugin): name = 'fridge'
Metrics The following metrics are submitted to Nixstats. max_used_connections open_files open_tables qcache_free_blocks qcache_free_memory qcache_total_blocks slave_open_temp_tables threads_cached threads_connected threads_running uptime aborted_clients aborted_connects binlog_cache_disk_use binlog_cache_use bytes_received by
Metrics The following metrics are submitted to Nixstats. IdleWorkers ReadingWorkers WritingWorkers KeepaliveWorkers DnsWorkers ClosingWorkers LoggingWorkers FinishingWorkers CleanupWorkers requests_per_second Total kBytes Total Accesses ServerUptimeSeconds BusyWorkers BytesPerReq BytesPerSec ConnsAsyncClosing ConnsAsyncKeep
This module keeps track of docker instances on your machine. The module uses the "docker stats" command to retrieve the statistics. Docker Metrics Memory usage Total memory Network in Network out Disk write Disk read CPU usage Docker container count Installing the Docker Monitoring Plugin The nixstats user needs sudo access to run docker stats. Open /etc/sudoers and append the following at the end of the file. nixstats ALL=(ALL) NOPASSWD: /usr/bin/docker
Monitoring Exim Mail Queue Size
This module keeps track of the total queue size when using exim. The module runs exim -bpc to retrieve the total mail queue size. Exim Mail Queue Size Metrics Total Queue Size Installing the Exim Mail Queue Size Plugin The nixstats user needs sudo access to run exim -bpc. Open /etc/sudoers and append the following at the end of the file. nixstats ALL=(ALL) NOPASSWD: /usr/sbin/exim This is considering exim is installed in /usr/sbin/exim. __ Now open `/etc/nixstats
Monitoring Virtual Machines (KVM, QEMU, Xen, Virtuozzo, VMWare ESX, LXC...)
This plugin keeps track of guest virtual machines on your server. The following metrics are monitored. Virtual Machine metrics Disk read (bytes) Disk write (bytes) Disk read (requests) Disk write (requests) Networking out (bytes) Networking in (bytes) CPU Usage Memory Usage Memory min guaranteed Memory hard limit Memory soft limit Plugin dependancies This plugin needs the libirt-python plugin, you can instal
Monitoring software RAID status (mdstat)
Mdadm is a Linux utility to manage and monitor software RAID. The mdadm monitoring plugin keeps track of failed disks in a RAID setup. Mdadm metrics Faulty Active Resync Read only Mdadm dependancies This plugin needs the mdstat python plugin, you can install this by running pip install mdstat. To fetch the status we also have to give this plugin sudo access, edit /etc/sudoers and add the following at the end of the file.
Monitoring HDD/SSD/NVMe Disk health
Using the diskstatus plugin you will be able to monitor the status of your hdd, ssd and/or nvme drives. This plugin requires the agent to be run under the root user. This plugin requires nixstatsagent version 1.1.50 or higher. To upgrade run pip install nixstatsagent --upgrade. Run as root Running the monitoring agent as root user(/en/article/running-the-monitoring
This plugin keeps track of your MongoDB instance. MongoDB Metrics asserts.msg asserts.regular asserts.rollovers asserts.user asserts.warning connections.available connections.current connections.totalCreated mem: bits mem: mapped mem: mappedWithJournal mem: resident mem: supported mem: virtual opLatencies.commands.latency opLatencies.commands.ops opLatencies.reads.latency opLatencies.reads.ops opLatencies.writes.latency opLatencies.writes.ops
This plugin monitors some metrics that are available on minecraft servers. It can keep track of multiple minecraft servers. Minecraft Metrics Active players Max players Install the Minecraft monitoring plugin To install the minecraft plugin you just have to edit /etc/nixstats.ini. Add the following data. The hosts value can accept multiple minecraft hosts, comma seperated. You can also just have a single
Asterisk is a free and open source framework for building communications applications. This plugins allows you to monitor calls as well as incoming calls. Asterisk Mail Queue Size Metrics Calls Incoming calls Installing the Asterisk Plugin The nixstats user needs sudo access to run sudo asterisk. Open /etc/sudoers and append the following at the end of the file. nixstats ALL=(ALL) NOPASSWD: /usr/sbin/asterisk _This is considering exim is install in `/usr/sbin/asteris
With the CloudLinux Module you'll be able to monitor individual users on your CloudLinux servers. Installing the Cloudlinux Plugin The nixstats user needs sudo access to run lveinfo. Open /etc/sudoers and append the following at the end of the
Monitoring CPU Temperature
CPU Temperature is available currently only on Linux bare metal servers (not on virtual servers). To test this plugin run sudo -u nixstats nixstatsagent test temp. This should return temperature for all available sensors on the server. Enable the plugin by editing /etc/nixstats.ini add: Now run service nixstatsagent restart to apply the changes. !(https://storage.crisp.chat/users/helpdesk/website/fe832dec61b99800/screenshot-2019-08-06-at-13503_98744a.