Charanjit is working as Linux Subject Matter Expert in IBM, he has 13 Years of professional experience in IT Infrastructure Projects implementation and support service delivery. Rich work experience in Data Centers and MSCs (Mobile Switching Centers). Knowledge in AWS and Openstack Cloud.
He has worked on VMware, RHEV, Red Hat Enterprise Linux 4/5/6/7, Suse Linux Enterprise Server 12, Ubuntu Linux 18.04 LTS, Microsoft Windows Server 2000 / 2003, HP/Dell/IBM Server hardware (Blade and Rack) and midrange Storages: HP MSA/P2000, NetApp, EMC VNXand EVA 4400.
He has worked on Backup tools like Symentec Backup exec, Hp Data protector 7. x and Symentec Netbackup. I Have worked on HP BNT, Juniper and Cisco network Switches Brocade SAN Switches and Tape libraries.
He possess good knowledge of Project management PMP, Agile and ITIL v3 guidelines.
Knowledge of Project SoW, Solution documents and SOP documents designing.
Professional qualifications: PMP (Project Management Professional)Training Certification, HP UX 11 i v3 training Certification, RHCE, AWS Certified Solution Architect – Associate and ITIL v3 Certified.
Academic qualifications: Bsc in IT and MBA in IT.
He is writing a blog from past 3 years as a hobby.
Ubuntu 20.04 LTS has released on April 23, 2020 (with code name “Focal Fossa”) by succeeding its Ubuntu 19.10 as a Latest Stable Linux OS. As Ubuntu 20.04 LTS has suffix “LTS” that’s means it has Long Term Support for 5 years from Ubuntu. Ubuntu 20.04 LTS has come with many features some key features …
6,406 total views, 2 views today
Linux kernel is a core of Linux Operating system (OS) it work as interface between hardware and processes for OS. Linux kernel was first developed by Linus Torvalds in 1991 since now many kernel have been released. This year Linus Torvalds has announced in his mailing list(LKML) about the released of new stable Linux kernel …
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Introduction to Inode File descriptors, file table and inode table in Linux. Image Source: Wikipedia An inode is a data structure on a filesystem on Linux and other Unix-likeoperating systems that stores all the information about a file except its name and its actual data. Inode is created during creation of file along with file …
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Corruption of initramfs can be occur by many ways for example after patching CentOS 7 Linux OS or installing a buggy device driver in server you found CentOS 7 Linux server has become unbootable. You may also encouter below kernel panic error because server initramfs got damaged . CentOS 7 Linux Kernel Panic screen Now …
80,318 total views, 8 views today
Linux is known for one of most secure Unix Operating System (OS) in world. But that is not mean it is 100% secure there is say in Information Technology (IT) no technology is a completely secure that is why from a System Administrator to CIO they take measure for securing IT infrastructure on regular basis …
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Amazon CloudWatch is a monitoring service which monitor AWS resources on Cloud. It comes with dozen of monitoring metrics which ease Cloud Admin to use them in monitoring their AWS Infrastructure services resources like Amazon EC2 instances, Amazon S3 Cloud Storage, Amazon RDS (Relational Database Service) on Cloud etc. It collects monitoring and operational data …
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I was using t2 micro instance for my WordPress website for one year on trial basis as most of you might know AWS provide 750 hours/month free tier usage of its t2 micro instance for a year. But as year passed my instance usage reached high and its trial usage also reached to finish. Due …
21,636 total views, 2 views today
AWS Amazon S3 is a Simple Cloud object storage solution provided by Amazon. Have a look below what Amazon write and say about S3: Amazon Simple Storage Service (Amazon S3) is an object storage service that offers industry-leading scalability, data availability, security, and performance. This means customers of all sizes and industries can use it …
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Microsoft has added Windows Subsystem for Linux (WSL) from Microsoft Windows 10 version 1607 onward and Windows Server 2019 it has replaced the older Windows Services for Unix it is like WINE in Linux which provide compatible layer for running Windows based application on Linux likewise WSL provide a subsystem or layer on which different Linux distro …
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Multi-Factor authentication (MFA) is an extra layer of security, it is a combination of more then one credentials which authenticates the user example combination of user password with security token (software or hardware based), using of biomatric verification for authenticating the user credentials. By adding extra layer in security it make difficult for unauthorised person …
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