July 31, 2018 asvignesh

If you’re looking into data protection solutions you’re probably have heard the phrase “3-2-1 backup”. You’ll hear it from most IT consultants, professionals as well as many backup vendors and admins. Every admin should have backups. This 3-2-1 principle works for any virtual environment regardless of the hypervisors you are running (VMware, Hyper-V or whatever). and it can effectively address any failure scenario Keep at least 3 copies of your data That includes the original copy and at least two backups. Keep the backed-up data on 2 different storage types The chances of having two failures of the same storage type…

6+ years of experience in building data protection, copy data management and storage management applications, automation software and plugins for private and public clouds

Disclaimer :

This is a personal weblog. The opinions expressed here represent my own and not those of my employer. my thoughts and opinions change from time to time… This weblog is intended to provide a semi-permanent point in time snapshot and manifestation of the various memes running around my brain, and as such any thoughts and opinions expressed within out-of-date posts may not the same, nor even similar, to those I may hold today.

July 7, 2018 asvignesh

Cloud Server/network outages are wrecking balls, and it can happen with a dominant market player like the Amazon Web Services (AWS), The latest is an extensive outage brought on by a human error at an AWS data center in Virginia. Many consider it to be the worst hit in four years. And in June 2016: The storms that battered Sydney also shook AWS services. An extensive power outage led to the failure of a number of Elastic Compute Cloud (EC2) instances and Elastic Block Store (EBS) volumes, many of which hosted critical workloads for big brands. The result was that…

6+ years of experience in building data protection, copy data management and storage management applications, automation software and plugins for private and public clouds

Disclaimer :

This is a personal weblog. The opinions expressed here represent my own and not those of my employer. my thoughts and opinions change from time to time… This weblog is intended to provide a semi-permanent point in time snapshot and manifestation of the various memes running around my brain, and as such any thoughts and opinions expressed within out-of-date posts may not the same, nor even similar, to those I may hold today.

June 22, 2018 asvignesh

Data loss can be a common experience of computer users; a 2008 survey found that 66% of respondents had lost files on their home PC. A backup refers to the copying into an archive file of computer data so it may be used to restore the original after a data loss event. If a computer system is not having active IOs to the backup directory and we copy the data to archival location then we have a good copy of backup ( consistent backup ) . If a computer system is in use while it is being backed up, the…

6+ years of experience in building data protection, copy data management and storage management applications, automation software and plugins for private and public clouds

Disclaimer :

This is a personal weblog. The opinions expressed here represent my own and not those of my employer. my thoughts and opinions change from time to time… This weblog is intended to provide a semi-permanent point in time snapshot and manifestation of the various memes running around my brain, and as such any thoughts and opinions expressed within out-of-date posts may not the same, nor even similar, to those I may hold today.

January 22, 2018 asvignesh 1Comment

Recently, An Indiana hospital paid a ransom of $55,000 to get rid of ransomware that had infected its systems and was hindering operations. when attackers breached the network of Hancock Health, a regional hospital in the city of Greenfield, Indiana. Hancock Health CEO Steve Long said the hackers are believed to be in eastern Europe and may have used a type of ransomware called SamSam, SamSam encrypted files and renamed them with the phrase “I’m sorry”, according to a local newspaper who broke the news. The hospital said that despite having backups it opted to pay the ransom demand of…

6+ years of experience in building data protection, copy data management and storage management applications, automation software and plugins for private and public clouds

Disclaimer :

This is a personal weblog. The opinions expressed here represent my own and not those of my employer. my thoughts and opinions change from time to time… This weblog is intended to provide a semi-permanent point in time snapshot and manifestation of the various memes running around my brain, and as such any thoughts and opinions expressed within out-of-date posts may not the same, nor even similar, to those I may hold today.

October 31, 2017 asvignesh

[amazon_link asins=’8126565780,B007X6SMD6,B01FGT7J3K,B007Q4XQEU,B01LX8J2S9,B01MG5IPDO,B01FSZHYSW’ template=’ProductCarousel’ store=’asvignesh-21′ marketplace=’IN’ link_id=’c40293c0-c0bb-11e7-9231-5decb318ea19′]   First stop the AWS EC2 Instance Create the EBS snapshot of the volume which you want to encrypt Copy the EBS snapshot which you created in the previous step to same availability zone and check the Encryption check box Create the new EBS volume from the encrypted EBS snapshot Now the newly created EBS volume is Encrypted Detach the root volume and attach the new Encrypted volume with the same device name ( /dev/sda1 )

6+ years of experience in building data protection, copy data management and storage management applications, automation software and plugins for private and public clouds

Disclaimer :

This is a personal weblog. The opinions expressed here represent my own and not those of my employer. my thoughts and opinions change from time to time… This weblog is intended to provide a semi-permanent point in time snapshot and manifestation of the various memes running around my brain, and as such any thoughts and opinions expressed within out-of-date posts may not the same, nor even similar, to those I may hold today.

February 29, 2016 asvignesh

Shadow Copies  are possible for almost all volumes and not “all volumes”. There are few cases which the shadow copy may not work Enough Space The shadow storage volume must contain enough free space. At the very minimum you need at least 300 MB or so, for a single shadow copy, for multiple shadow copies, the space can increase more depending on the I/O usage. You can always run the command VSSADMIN LIST SHADOWSTORAGE to see how much space is used for the existing shadow copies. Only Fixed Drives Only fixed drives are supported. You cannot enable Shadow Copy on removable,…

6+ years of experience in building data protection, copy data management and storage management applications, automation software and plugins for private and public clouds

Disclaimer :

This is a personal weblog. The opinions expressed here represent my own and not those of my employer. my thoughts and opinions change from time to time… This weblog is intended to provide a semi-permanent point in time snapshot and manifestation of the various memes running around my brain, and as such any thoughts and opinions expressed within out-of-date posts may not the same, nor even similar, to those I may hold today.

May 22, 2015 asvignesh 1Comment

VSS hardware provider can be initiate and test using DiskShadow Commands Open the Powershell and Enter Diskshadow PS C:\Users\Administrator> diskshadow Microsoft DiskShadow version 1.0 Copyright (C) 2013 Microsoft Corporation On computer: WIN-VigneshDev, 5/22/2015 12:06:35 AM DISKSHADOW> List the Hardware Providers DISKSHADOW> list providers * ProviderID: {74600e39-7dc5-4567-a03b-f091d6c7b092} Type: [2] VSS_PROV_SOFTWARE Name: Hyper-V IC Software Shadow Copy Provider Version: 1.0.0.0 CLSID: {3e02620c-e180-44f3-b154-2473646e4cb8} * ProviderID: {89300202-3cec-4981-9171-19f59559e0f2} Type: [4] VSS_PROV_FILESHARE Name: Microsoft File Share Shadow Copy provider Version: 1.0.0.1 CLSID: {fce59da7-7bac-40da-8d21-3e7311ba51cd} * ProviderID: {b57190af-4567-4dd0-ad8d51abd60b20d5 Type: [3] VSS_PROV_HARDWARE Name: Vignesh Test Provider Version: 6.2.9200.16384 * ProviderID: {b5946137-7b9f-4925-af80-51abd60b20d5} Type: [1] VSS_PROV_SYSTEM Name: Microsoft Software Shadow Copy…

6+ years of experience in building data protection, copy data management and storage management applications, automation software and plugins for private and public clouds

Disclaimer :

This is a personal weblog. The opinions expressed here represent my own and not those of my employer. my thoughts and opinions change from time to time… This weblog is intended to provide a semi-permanent point in time snapshot and manifestation of the various memes running around my brain, and as such any thoughts and opinions expressed within out-of-date posts may not the same, nor even similar, to those I may hold today.

January 6, 2015 asvignesh

Inconsistent Backup The oldest type of backup probably not consistent. The process of taking the backup was so simple, backup application starts at the beginning of a file structure and copies all of the data until it reaches the end, resulting in a backup (Inconsistent). The reason which can make this backup inconsistent is that if any user added/modified after a backup but before it completed that would result in an inconsistent backup; the files in the backup are not consistent. Mainly the volumes which have Random read and random writes application like databases these types of backups do not…

6+ years of experience in building data protection, copy data management and storage management applications, automation software and plugins for private and public clouds

Disclaimer :

This is a personal weblog. The opinions expressed here represent my own and not those of my employer. my thoughts and opinions change from time to time… This weblog is intended to provide a semi-permanent point in time snapshot and manifestation of the various memes running around my brain, and as such any thoughts and opinions expressed within out-of-date posts may not the same, nor even similar, to those I may hold today.