Tag Archives: power outage

Memory for in-memory databases and SAP HANA

High memory loading and protection from power loss

Since in-memory database solutions (IMDB) tend to move data off the hard drive (slow disk access) and onto DRAM main memory (fast but expensive), there is a higher need for memory on the server.

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Would non-volatile DRAM have reduced Amazon outage ?

NVvault non-volatile DDR3 for Romley

UPDATE: 07/04/2012: Amazon took 3 hours to boot servers

Recently we heard about storms knocking out power at Amazon data centers.

The power outage was for 9 minutes – but the time for recovery was much longer.

Would the use of non-volatile DRAM memory modules have reduced the time to get back to a “consistent state” for end-users ?

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