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Managing log transactions in storage systems

  • US 9,697,219 B1
  • Filed: 12/29/2014
  • Issued: 07/04/2017
  • Est. Priority Date: 12/29/2014
  • Status: Active Grant
First Claim
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1. A method for use in managing log transactions in storage systems, the method comprising:

  • allocating a first portion of a transaction log space from a persistent journal associated with a file system to a first core of a multi-core storage processor and a second portion of the transaction log space from the persistent journal to a second core of the multi-core storage processor; and

    using a set of per-core bitmaps for allocating a set of transaction log entries from the persistent journal, wherein each per-core bitmap is associated with a respective core of the multi-core storage processor, wherein a per-core bitmap of the set of per-core bitmaps associated with a core of the multi-core storage processor is used for allocating a transaction log entry for a write request performed by the core.

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