he U.S.-Soviet lid data, strengthening the business in the U.S market established the "solid data systems U.S branch office" in purpose, announced that activity is started.

The file cash solution which actualizes the transaction processing efficiency where the solid data solves the I/O bottleneck problem of the disk which occurs due to mass transaction is high the vendor. With loading the semiconductor disk, the same company offers the appliance server product "Excellerator" whose it is possible to cancel the I/O bottleneck which is called the "hot file".

The hot file is not full in 5% of the whole data, but, with the file which the access where I/O request exceeds entire 50% concentrates, expansion of the I/O bus and adoption of 64 bit PCI card, the fact that in addition it solves, with usual disk tuning such as advanced disk and adoption of RAID constitution is the difficult data. This hot file, by the fact that it moves on Excellerator, it cancels the I/O bottleneck, it is transaction ability that it becomes possible to improve dramatically.

In the US market first, the enterprise which offers the value added network for the portable telephone is called the schedule which keeps developing business in the target.