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RHEL7

Kernel Based Virtual Machine (KVM) – Overview Part 1

December 15, 2015 By Cloud_Devops Leave a Comment

KVM is free open source full virtualization solution for Linux on x86 hardware. After the cloud … [Read more...] about Kernel Based Virtual Machine (KVM) – Overview Part 1

Filed Under: Linux KVM, RHEL7 Tagged With: KVM, Redhat Enterprise Virtualization, Redhat Linux

How to Patch/Update RHEL 7 without internet connection ?

December 13, 2015 By Cloud_Devops 1 Comment

RHEL 7 Logo

Linux is not a windows operating system to install the security patches  and other bug fix patches … [Read more...] about How to Patch/Update RHEL 7 without internet connection ?

Filed Under: Redhat-LINUX, RHEL7 Tagged With: Redhat Linux, RHEL7

How to Map the VMware virtual Disks for Linux VM ?

August 6, 2015 By Cloud_Devops 13 Comments

VMware Disk Logo

Most of the VMware virtual machines are configured with few virtual disks with different size … [Read more...] about How to Map the VMware virtual Disks for Linux VM ?

Filed Under: Redhat-LINUX, RHEL7, VMware, VMware vSphere, VMware vSphere 6.0 Tagged With: Redhat Linux, VMware

How to Measure the bandwidth between Linux / Solaris hosts ?

June 26, 2015 By Cloud_Devops 1 Comment

All the new servers are shipping with 10 Gbps built-in network adapters .  At the same time, servers … [Read more...] about How to Measure the bandwidth between Linux / Solaris hosts ?

Filed Under: Cisco UCS, RHEL7, Solaris 10, VMware Performance, VMware-Guests, vSphere Network Tagged With: Networking, performance tools

How to Generate and Measure IOPS in VMware Guest ?

June 18, 2015 By Cloud_Devops Leave a Comment

Are you a system architect ? Are you planning to convert the physical servers to VM ?  If yes, … [Read more...] about How to Generate and Measure IOPS in VMware Guest ?

Filed Under: Redhat-LINUX, Resource Management, RHEL7, VMware Performance Tagged With: VMware Guest IOPS

How to configure the firewall using firewall-cmd ?

April 28, 2015 By Cloud_Devops Leave a Comment

In the last article, we have opened the port (80) for http service using firewall-config graphical … [Read more...] about How to configure the firewall using firewall-cmd ?

Filed Under: RHEL7 Tagged With: RHEL7

Playing with firewalld on RHEL 7

April 28, 2015 By Cloud_Devops Leave a Comment

The Linux kernel includes a powerful network filtering subsystem called netfilter.  The netfilter … [Read more...] about Playing with firewalld on RHEL 7

Filed Under: RHEL7 Tagged With: RHEL7

Are you in VM or Physical host ? RHEL -7

April 26, 2015 By Cloud_Devops 1 Comment

The whole world is moving towards virtualization. Unless you maintain the inventory on CMDB , it is … [Read more...] about Are you in VM or Physical host ? RHEL -7

Filed Under: RHEL7 Tagged With: RHEL7

Disk Partitioning – MBR vs GPT on RHEL -7

April 25, 2015 By Cloud_Devops Leave a Comment

Disk partitioning allows a hard-drive to be divided in to multiple logical partitions on Redhat … [Read more...] about Disk Partitioning – MBR vs GPT on RHEL -7

Filed Under: RHEL7

RHEL – 7 Network Management – nmcli or nmtui

April 24, 2015 By Cloud_Devops 1 Comment

nmlci is a wonderful command to configure the network profiles on Redhat Enterprise Linux 7.  nmcli … [Read more...] about RHEL – 7 Network Management – nmcli or nmtui

Filed Under: RHEL7 Tagged With: RHEL7

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