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  1. WiredTiger
  2. WT-2178

Add ability to create in-memory only databases

        Details

        • Type: New Feature
        • Status: Resolved
        • Priority: Major - P3
        • Resolution: Fixed
        • Affects Version/s: None
        • Fix Version/s: WT2.7.0
        • Labels:
          None

          Description

          Initial implementation will still create files on disk, but will not write content during normal operation.

          Will be exposed via a new configuration option to wiredtiger_open.

            Issue Links

            is depended on by

            New Feature - A new feature of the product, which has yet to be developed. SERVER-1153 Create an in-memory only storage engine

            • Major - P3 - Major loss of function.
            • Closed

            Improvement - An improvement or enhancement to an existing feature or task. SERVER-21349 WiredTiger changes for 3.2.0-rc3

            • Major - P3 - Major loss of function.
            • Closed

              Activity

              • Comments
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              8 older comments
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              xgen-internal-githook Githook User added a comment -

              Author:

              {u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}

              Message: WT-2178 It's okay to evict clean page from in-memory databases in order to drop a tree.
              Branch: develop
              https://github.com/wiredtiger/wiredtiger/commit/9acac1f961ad095e2988d9e44b2e2f9f05ad4b87

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              xgen-internal-githook Githook User added a comment - Author: {u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'} Message: WT-2178 It's okay to evict clean page from in-memory databases in order to drop a tree. Branch: develop https://github.com/wiredtiger/wiredtiger/commit/9acac1f961ad095e2988d9e44b2e2f9f05ad4b87
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              xgen-internal-githook Githook User added a comment -

              Author:

              {u'username': u'keithbostic', u'name': u'Keith Bostic', u'email': u'keith@wiredtiger.com'}

              Message: WT-2178: add support to format for in-memory runs.
              Branch: develop
              https://github.com/wiredtiger/wiredtiger/commit/add119923b6f7b39cc18810d1d1747eb618e268b

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              xgen-internal-githook Githook User added a comment - Author: {u'username': u'keithbostic', u'name': u'Keith Bostic', u'email': u'keith@wiredtiger.com'} Message: WT-2178 : add support to format for in-memory runs. Branch: develop https://github.com/wiredtiger/wiredtiger/commit/add119923b6f7b39cc18810d1d1747eb618e268b
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              xgen-internal-githook Githook User added a comment -

              Author:

              {u'username': u'keithbostic', u'name': u'Keith Bostic', u'email': u'keith@wiredtiger.com'}

              Message: WT-2178: turn LSM off when in-memory configured.
              Branch: develop
              https://github.com/wiredtiger/wiredtiger/commit/9da592683e801a742fb234ce4942b0c564519bde

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              xgen-internal-githook Githook User added a comment - Author: {u'username': u'keithbostic', u'name': u'Keith Bostic', u'email': u'keith@wiredtiger.com'} Message: WT-2178 : turn LSM off when in-memory configured. Branch: develop https://github.com/wiredtiger/wiredtiger/commit/9da592683e801a742fb234ce4942b0c564519bde
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              xgen-internal-githook Githook User added a comment -

              Author:

              {u'username': u'keithbostic', u'name': u'Keith Bostic', u'email': u'keith@wiredtiger.com'}

              Message: WT-2178: we don't support overflow objects when in-memory configured,
              set the relevant test values to WT_BTREE_MAX_OBJECT_SIZE.
              Branch: develop
              https://github.com/wiredtiger/wiredtiger/commit/af1f3bd0cd2b6ce9e8dc9c87e3276aa3819dc4c4

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              xgen-internal-githook Githook User added a comment - Author: {u'username': u'keithbostic', u'name': u'Keith Bostic', u'email': u'keith@wiredtiger.com'} Message: WT-2178 : we don't support overflow objects when in-memory configured, set the relevant test values to WT_BTREE_MAX_OBJECT_SIZE. Branch: develop https://github.com/wiredtiger/wiredtiger/commit/af1f3bd0cd2b6ce9e8dc9c87e3276aa3819dc4c4
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              xgen-internal-githook Githook User added a comment -

              Author:

              {u'username': u'keithbostic', u'name': u'Keith Bostic', u'email': u'keith@wiredtiger.com'}

              Message: WT-2178: the sweep server is configured by default, turn it off in the
              case of an in-memory configuration.
              Branch: develop
              https://github.com/wiredtiger/wiredtiger/commit/b87999403008a2f659e68a2701605e140f176925

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              xgen-internal-githook Githook User added a comment - Author: {u'username': u'keithbostic', u'name': u'Keith Bostic', u'email': u'keith@wiredtiger.com'} Message: WT-2178 : the sweep server is configured by default, turn it off in the case of an in-memory configuration. Branch: develop https://github.com/wiredtiger/wiredtiger/commit/b87999403008a2f659e68a2701605e140f176925

                People

                • Assignee:
                  backlog-server-wt Backlog - WiredTiger Team
                  Reporter:
                  alexander.gorrod Alexander Gorrod
                • Votes:
                  0 Vote for this issue
                  Watchers:
                  6 Start watching this issue

                  Dates

                  • Created:
                    Updated:
                    Resolved: