Big Data - Azure storage services

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Lesson Description

Lession - #955 Azure Disk Storage

Azure Disk Storage

VM involves circles as a spot to store a working framework, applications, and information in Azure. All virtual machines have somewhere around two circles a Windows working framework plate and a brief circle. Both the working framework circle and the picture are virtual hard plates (VHDs>
put away in an Azure stockpiling account. The VHDs utilized in Azure is .vhd documents put away as page masses in a norm or premium stockpiling account in Azure. Virtual machines can likewise have at least one information circles that are additionally put away as VHDs.

  • Impermanent Disk: It is related with the virtual machine that will be situated in the basic equipment from where the server is provisioned. Along these lines, the impermanent circle won't be put away in a capacity account. It will be put away in the fundamental equipment from where this server is found.

Types of Disk

Various types of plates that are presented by Azure:
  • Unmanaged plates: It is a conventional sort of circle that has been utilized by VMs. With these plates, we can make our capacity account and indicate that capacity account when we make the circle. We should not place an excessive number of plates in a similar stockpiling account, bringing about the VMs being choked.
  • Overseen plates: It handles the capacity account creation/the board behind the scenes for ourselves and guarantees that we don't need to stress over the adaptability furthest reaches of the stockpiling account. We determine the circle size and the presentation level (standard/premium>
    , and Azure makes and deals with the plate for us.

  • Standard HDD plates: It conveys practical capacity. It tends to be recreated locally in one server farm, or be geo-repetitive with essential and optional server farms.
  • Standard SDD plates: It is intended to address similar sort of jobs as standard HDD circles, yet offer more steady execution and unwavering quality than HDD. Appropriate for applications like web servers don't require high IOPS on circles.
  • Premium SSD plates: It is upheld by SSDs, and conveys elite execution, low-inactivity circle support for VMs running I/O-concentrated responsibilities. The exceptional SSD plates are principally utilized for creation and data set servers. So in the event that we are facilitating an information base in a specific server, the top notch SSD will be a decent choice.

Disks backup

Whenever we have this OS plate or information circle related with Virtual Machine, we want to take the reinforcement of the equivalent routinely so that if there should arise an occurrence of information risk situation, we can recuperate the information.

azure gives the Azure reinforcement administration, which you can introduce as a reinforcement expansion on a specific VM and the augmentation in light of the recurrence you determined will take the preview off OS circle, and the information plate. And furthermore, at various levels, so we can bring application-predictable previews, document steady depictions, and these depictions will be moved into recuperation administration vault. That is the place where these previews will be put away. On the off chance that assuming something turns out badly with our VM or a specific server farm is no more. We can in any case recuperate the virtual machine utilizing these depictions, and to have a geo-repetitive capacity, then we can have this recuperation administrations vault situated in another district.