Archive for February, 2011

Posted February 22nd, 2011
Dani Golan

2011 High Performance Storage Predictions

By Dani Golan
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Many publications, such as Searchstorage.com, storagesearch.com and storagenewsletter.com, have featured articles on analysts’ predictions for what will happen in 2011 in the storage market. At Kaminario, we have our own predictions based on what we are seeing from our customers and, in particular, the trends that are shaping the high performance storage market. Read the rest of this entry »

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Posted February 17th, 2011
Eyal Markovich

Accelerating Online Transaction Processing Applications White Paper

By Eyal Markovich
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OLTP (online transaction processing) refers to transaction systems that carry out day-to-day business functions such as ERP, CRM, etc. Characterized by a large number of short online transactions, OLTP systems automate daily operational functions and run real-time reports and analysis, processes which are critical to any business. OLTP systems provide very fast query processing and maintain data integrity in multi-access environments. Read the rest of this entry »

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Posted February 10th, 2011
Eyal Markovich

DML queries and reads from disk

By Eyal Markovich
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Everyone understands the importance of performance associated with READ operations in database applications.  The READ operation is synchronous by nature and sessions wait for its completion. Though the database is issuing asynchronous I/O, the session is blocked until the I/O is complete (unless it is a READ AHEAD operation). Read the rest of this entry »

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Posted February 7th, 2011

Automatic Storage Tiering Limitations

By Kaminario
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In the last couple of years, all the major storage vendors have introduced some version of automatic storage tiering into their storage arrays. Everyone talks about the benefits of using flash SSD with automatic storage tiering, as it boosts performance and reduces total cost of ownership (TCO). Before examining the pros and cons of automatic storage tiering, let’s examine the different ways memory-based cache and flash SSD are being used by storage vendors to accelerate storage arrays’ performance. Read the rest of this entry »

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