Linux OS SSH monitoring

Introduction

Summary dashboard details

Monitored attributes for Linux OS

Note about credentials required for monitoring Linux OS

Introduction:

The following versions of Linux are supported for SSH monitoring:

• RedHat Enterprise Linux (versions 7, 8 and 9)
• Ubuntu (v18)
• Suse (v11)

Out of the box, Linux SSH monitoring is detailed in the following dashboards:

• Summary dashboard
• Incidents dashboard
• Events dashboard
• Thresholds dashboard
• Attributes dashboard
• Associations dashboard

Summary dashboard details:

The Summary dashboard details the following:

• name
• type
• server name
• OS architecture, description, distribution, domain name, hostname, manufacturer, name, release, type, version
• incident summary
• events over time
• network adapters
• CPU utilization
• memory utilization
• logical volume

Monitored attributes for Linux OS:

Entuity monitors the following attributes for Linux OS (which can be seen on the Attributes dashboard):

• CE OS Polling Duration
• CE OS Polling Status
• CE OS Polling Status Detail
• Count of info events
• Count of minor events
• Count of major events
• Count of severe events
• Count of critical events
• CPU utilization %
• Display name
• Free Inodes %
• Free Inodes % (hourly)
• Free Inodes % (daily)
• Free physical memory
• Free swap memory
• Free virtual memory
• Incident status
• Incident summary (open incidents)
• Incident summary (closed incidents)
• Load averages - data collected is of 5 minute average.
• Number of logical processors
• OS architecture
• OS description
• OS distribution
• OS distribution version
• OS domain name
• OS hostname
• OS manufacturer
• OS name
• OS release
• OS type
• OS version
• OS version code name
• Process count
• Processor Time %
• Shared memory segments utilization % - polled as an additional metric for the base OS object.
• StormWorks ID
• Total physical memory
• Total swap memory
• Total virtual memory
• Used Inodes %
• Used Inodes % (hourly)
• Used Inodes % (daily)
• Used physical memory %

Note about credentials required for monitoring Linux OS:

In order to monitor Linux OS, the user account for the credential to access OS monitoring needs to be able to invoke the lsblk command, and have read access under the following directories:

• /etc
• /proc
• /sys