August 15, 2019 Vignesh Sathiyanantham

RAID with any filesystem / Storage array or with JBOD it comes with three main benefits. PerformanceCapacityIntegrity Performance is how fast you can access the data / write the data into the filesystem and it is measured with Input / Output per second aka IOps and usually measured in megabyte per second and millisecond of latency Capacity is how much it can hold your data, usually GBs to PBs Integrity is how many disks can fail before you lose all the data, The main problem of the RAID is you cannot get all the three benefits, to get one you…

August 15, 2019 Vignesh Sathiyanantham

In this post, we will see how to install ZFS on Ubuntu and present a ZVOL through iSCSI protocol to a Windows Machine for SQL Database First I created a Linux Ubuntu x64 Virtual Machine and installed the Ubuntu 18.04 Server using the server iso file available in the Ubuntu website After installing the Ubuntu, configured the static IP and installed openssh-server sudo apt-get install openssh-server Then I proceed to install the ZFS File system in my mint ubuntu Install Software properties common sudo apt-get install software-properties-common First, you have to make sure that main, restricted, universe and multiverse software…

December 25, 2018 Vignesh Sathiyanantham

Storage capacity consumed by multiple unnecessary data copies costs businesses as much as $44 billion annually, according to IDC. It estimates that redundant copies of the same data ( copy data) account for more than 60% of enterprise disk storage capacity. The redundant copies are compounded by rational practices intended to protect the business with multiple separate copies of production data like full backups, disaster recovery copy, test and dev, data analytics All the extra storage comes at a cost, data storage isn’t cheap, businesses have to waste more money on unnecessary storage expenses. There are many Copy Data management…

December 14, 2018 Vignesh Sathiyanantham

Like every computer needs harddisk VM or Cloud Instances are no exception. In Amazon, EBS is the virtual hard disk for your EC2 instances, it stores data as blocks and it is like a traditional file system you can format it with any file system and use EBS is not a stand-alone storage, you cannot use EBS volumes like S3 and unlike VMware Virtual Disks you cannot share the EBS between instances at the same time. Until 2012 Amazon had a single type EBS volumes The magnetic standard volume then they had another two more types ( General Purpose SSD and…