Amazon downplays report highlighting vulnerabilities in its cloud service Oct 29, 2009
By monitoring CPU and memory cache utilization on the shared server, an attacker could determine periods of high-activity on the target servers, estimate high-traffic rates and even launch keystroke timing attacks to gather passwords and other data from the target server, the researchers had noted. Such side-channel attacks have proved highly successful in non-cloud contexts, so there's no reason why they shouldn't work in a cloud environment, the researchers postulated. (San Francisco Chronicle -- Technology)
Postgres More Compatible with Oracle Jun 18, 2009
Mlodgenski commented that distributed memory caches are common, though management from a system management and a database perspective is often difficult. "What we did is we took the distributed memory cache that was sitting in front of the database and put it behind the database," Mlodgenski said ... "This allows a simple SQL () interface for developers that allows access to the distributed memory cache and now the system management overhead is handed by the database itself.". (Datamation)
The State of Open Source Storage May 14, 2009
Williams, for example, swapped drives inside Sun X4500 servers for ZeusIOPS SSDs from STEC (NASDAQ: STEC) to function as a high capacity (up to 640 GB) memory cache. SATA remains his platform of choice for volume data storage. (EnterpriseStorageForum)
S Desai: Bias for extremism Apr 8, 2009
Given its flickering transience, television keeps our memory cache permanently empty. We do not remember why somebody became famous, only that we have heard of them. (India Times, India)
Saving Big Money With Open Source Storage Feb 21, 2009
While the price may be high, he said he can have up to 640GB of SSD operating as a memory cache, compared to a maximum of 128 RAM. According to his numbers, the price works out to $50 per GB for RAM and 25 cents per GB for SSD.. "There is no other way on the market to get 10X performance for $2,000," said Williams. (EnterpriseStorageForum)
