produced an unexpected impact and triggered a compounding series of interaction errors between the system's operational database and cache,according to the statement.
After isolating the resulting database problem and unsuccessfully attempting to correct it, RIM began it's (sic) fail-over process to a backup system.RIM described the backup system inadequacies this way:
Although the backup system and fail-over process had been repeatedly and successfully tested previously, the fail-overprocess did not fully perform to RIM's expectations in this situation and therefore caused further delay in restoring service and processing the resulting message queue.- Research in Motion Ltd. explanation of the widespread BlackBerry wireless e-mail service interruption on Tuesday night 2007Apr17. q.ComputerWorld http://cwflyris.computerworld.com/t/1469594/229577/60157/2/
[tftd:We longtime practitioners of data processing refer to this as an "unfortunate juxtaposition of circumstances".]
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