Secure and Fix dirty COW Linux Vulnerability

What is Dirty COW Vulnerability and why its called so ? Dirty COW vulnerability allows attackers to gain root access to servers and take control over the whole system.A rare condition was found in the way the Linux kernel’s memory subsystem handled the copy-on-write (COW) breakage of private read-only memory mappings. An unprivileged local user … Read more

Removing and adding files to existing tar archive

Removing and Adding Files to Existing Tar Archive

If you are looking to remove or adding files to existing tar archive, here are some useful steps we recommend for implementing the changes. 1) How to remove a single file from tar file We need to create a tar file, for that first we need to touch some files # touch  textfile{1..4}.txt Now we … Read more

Different types of RAID

RAID is short for Redundant Array of Independent Disks

RAID is a technology that is used to increase the performance and/or reliability of data storage. It combines multiple physical disk drive components into a single logical unit. Here we are discussing the the different types of RAID

Data in RAID is distributed across the drives in one of several ways, referred to as RAID levels, depending on the required level of redundancy and performance. The different schemas, or data distribution layouts, are named by the word RAID followed by a number

Different types of RAID Levels

  • RAID 0 – striping
  • RAID 1 – mirroring
  • RAID 5 – striping with parity
  • RAID 6 – striping with double parity
  • RAID 10 – combining mirroring and striping

 

Budget Server Management Plans at $30

 

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