Invention Grant
US08095711B2 Method and devices for compressing delta log using flash transactions 有权
使用闪存事务压缩增量日志的方法和设备

  • Patent Title: Method and devices for compressing delta log using flash transactions
  • Patent Title (中): 使用闪存事务压缩增量日志的方法和设备
  • Application No.: US12164133
    Application Date: 2008-06-30
  • Publication No.: US08095711B2
    Publication Date: 2012-01-10
  • Inventor: Matti Hallivuori
  • Applicant: Matti Hallivuori
  • Applicant Address: FI Espoo
  • Assignee: Tellabs Oy
  • Current Assignee: Tellabs Oy
  • Current Assignee Address: FI Espoo
  • Agency: Young & Thompson
  • Priority: FI20070520 20070702
  • Main IPC: G06F5/00
  • IPC: G06F5/00
Method and devices for compressing delta log using flash transactions
Abstract:
Each received piece of configuration data is added at a next currently free location in a volatile buffer. The contents of the volatile buffer are compressed after adding each received piece of configuration data. The compression result is stored in a non-volatile flash memory. If the compression result was shorter than a limit, it is allowed to be overwritten in the flash memory by a next compression result. If the compression result was longer than the limit, it is stored in the flash memory and the next compression result is directed to a different location in the flash memory.
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