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  1. MariaDB Server
  2. MDEV-15019

InnoDB: store ReadView on trx

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    Description

      This will allow us to reduce critical section protected by trx_sys.mutex:
      1. no need to maintain global m_free list
      2. eliminate if (trx->read_view == NULL) condition

      On x86_64 sizeof(Readview) is 144 mostly due to padding, sizeof(trx_t) with ReadView is 1200.

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          Epic - Created by Jira Software - do not edit or delete. Issue type for a big user story that needs to be broken down. MDEV-22680 InnoDB trx_sys improvements

          • Major - Major loss of function.
          • Open

          Activity

            Transition Time In Source Status Execution Times
            Sergey Vojtovich made transition -
            Open Confirmed
            		1h 26m 1
            Sergey Vojtovich made transition -
            Confirmed In Review
            		21s 1
            Sergey Vojtovich made transition -
            In Review Stalled
            		1d 2h 50m 1
            Sergey Vojtovich made transition -
            Stalled Closed
            		35s 1

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              svoj Sergey Vojtovich
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