Having a reliable high availability (HA) or disaster recovery (DR) system ensures your business can continue to operate despite a disaster – no matter how big or small. In today’s highly regulated and competitive markets, it’s critical that organizations of every size have a reliable strategy for quickly recovering data and getting back to business. …
From humble beginnings in November, 2000, ITSG today serves the HA/DR and system management needs of customers across 38 states as well as Canada and the Caribbean. In November, 2000, after 12 years with IBM, and then a stint with a large Premier IBM business partner, Matt Staddler started IT Solutions Group (ITSG) with a vision for …
Geographic Mirroring (geomirror) is the host-based replication that comes with the operating system and is typically used with internal disk. i-Hosting-i with Geomirror is perfect for smaller clients with internal storage. Every business, regardless of size, needs a disaster-recovery/high-availability solution. The PowerHA solution is cost-conscious for SMBs and large enterprises. An i-hosting-i PowerHA implementation is …
The use of journaling is a common denominator for most High Availability solutions. It seems many people are a bit intimidated by this. Frankly, if a journal/journal receiver is not set up and managed correctly, it can and will bring your system to a halt. For this reason, most HA solutions offer a built-in journal management …
Need Help Selling Your Management on HA for IBM Power System i? IT Solutions Group has been selling and implementing High Availability solutions for the IBM Power System i since 2001. Most of our dialog is with Systems Operators, System Administrators and IT Managers. One comment I hear all the time is “HA is too expensive”. Or to …
When considering any backup solution it is important to assess two key metrics, RPO & RTO. I put more value on RPO then RTO and here is why. RPO (Recovery Point Objective) represents how frequently backups are taken, or put another way, how much data you are willing to lose. RTO (Recovery Time Objective) The duration of time …
When it comes to high availability solutions for small and medium business, one of the most advanced solutions is PowerHA on IBM i. The reasons for the popularity of the solution are plentiful, yet some organizations still believe it is too complex for their needs. The truth is that PowerHA systems are simple to manage …
IBM first introduced Logical Partitioning on iSeries with Version 4 and 8xx hardware. A Primary partition was created, and all secondary partitions were dependent on it. If an IPL, or even a full system save, was done of the Primary, all Secondary partitions needed to be shut down. To minimize this disruption, the concept of …
A Near-Zero Data Loss IBM i Disaster Recovery Strategy Is Now Both Possible and Affordable Library Replication for IBM i If your company’s disaster recovery solution relies solely on backing up to tape for offsite storage or using a data vault service, your company may not have the IBM i data protection and recovery it needs. The answer? Library Replication. …
A company’s greatest asset is their business data. A company needs to house and manage this data in an environment that offers outstanding benefits and protection. Otherwise, an unavoidable disaster, like fire, earthquake, vandalism, storm, flood, theft, human error, or program or hardware failure, can cripple any company — small or large. One system that …