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DATA PROCESSING PERFORMANCE ENHANCEMENT IN A DISTRIBUTED FILE SYSTEM

  • US 20130254246A1
  • Filed: 03/21/2012
  • Published: 09/26/2013
  • Est. Priority Date: 03/21/2012
  • Status: Active Grant
First Claim
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1. A method for enhancing performance for data processing in a distributed file system, the method, comprising:

  • invoking operating system calls to optimize cache management by an I/O component;

    wherein, the operating system calls are invoked to perform one or more of;

    proactive triggering of readaheads for sequential read requests of a disk;

    purging data out of buffer cache after writing to the disk or performing sequential reads from the desk;

    eliminating a delay between when a write is performed and when written data from the write is flushed to the disk from the buffer cache.

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