Category: Operating System

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Red Hat Enterprise Linux 8.0 Beta

Red Hat has introduced beta version of Enterprise Linux with lot of new features to covering bushiness requirements that previous version can’t cover those requirements. it’s a major version and we’ll see big changes in GA version.

Some new packages are added to the image and some of packages, drivers and features have been removed in this version.

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New Release – Oracle Linux 7 Update 6

Oracle Linux 7 Update 6 is shipping with the below kernels:

Unbreakable Enterprise Kernel (UEK) Release 5 (4.14.35-1818.3.3) for x86-64 and ARM
Red Hat Compatible Kernel (3.10.0-957) for x86-64 only
Note: Unbreakable Enterprise Kernel (UEK) Release 5 is newest major version of UEK by Oracle and not a release of Linux Kernel, this kernel is based on the mainline Linux kernel version 4.14.35. Supporting 64-bit ARM (aarch64) architecture has been introduced with this version of UEK.

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NTP Software Implementations Comparison

This post is about NTP Software implementations actually, but I have to write some words about NTP. NTP is an angle for financial applications, actually some of services such as banking services are very depended to clock synchronizations protocols. NTP is an ancient thing, it is more than 30 years old and even older than Windows 7 and Windows XP.

Windows Server 2019 3

What’s New Windows Server 2019

Microsoft has announced general availability of Windows Server 2019 on 2 October 2018. Latest version of Windows Server comes with cool features that I want to review those features in this post. It was announced on March 20, 2018, and the first Windows Insider preview version was released on the same day. Windows Server 2019 is built on the strong foundation of Windows Server 2016 and brings numerous innovations on four key themes: Hybrid, Security, Application Platform, and Hyper-Converged Infrastructure (HCI).

Microsoft Windows Insight 0

[Review]: Introducing Windows Server System Insights

As an IT admin, one of the responsibilities you have is to ensure systems continue to run smoothly. That is true for a number of activities and components, such as monitoring if a disk is going to run out of space, determining how much memory and processing a Hyper-V host is consuming so you can plan for new VMs, and many other examples.

Linux Kernel Patching 0

[Review]: What’s kernel Live Patching?

Dynamic Software Updating (DSU) Dynamic Software Updating (DSU) is a field of research pertaining to upgrading programs while they are running. DSU is not currently widely used in industry. However, researchers have developed a wide variety of...

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[Review]: Oracle Unbreakable Enterprise Kernel Release 5

The Unbreakable Enterprise Kernel Release 5 (UEK R5) is a heavily tested and optimized operating system kernel for Oracle Linux 7 Update 5 and later on the x86-64 and 64-bit ARM (aarch64) architectures. It is based on the mainline Linux kernel version 4.14.35. This release also updates drivers and includes bug and security fixes.

Windows Admin Center - Server Manager 1

[Review]: Windows Admin Center (Project Honolulu)

Windows Admin Center (Formerly Project Honolulu) is a new browser based management tool. Windows Admin Center the evolution of traditional in-box server management tools for situations where you might have used Remote Desktop (RDP) to connect to a server for troubleshooting or configuration. It’s not intended to replace other existing Microsoft management solutions.

Packet Loss 1

[Review]: Packet Drop vs Packet Loss – Linux

Actually, Packet Loss occurs when one or more packet can’t reach their destination because of some issue such as link congestion, TCP can detect packet loss and send the packet again (During packet recovery process) but packet loss has impact on users, who are using streaming media application and actually all application that using unreliable protocols such as UDP.

Packet Drop is typically discarding packets on different layers after processing packets and packet drop is one of reasons of data loss in some conditions.

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