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  1. Blazegraph (by SYSTAP)
  2. BLZG-1418 Property path operator is not interrupted by query deadline or query cancellation
  3. BLZG-1420

Investigate PhysicalAddressExceptions from BLZG-1418

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    Details

    • Type: Sub-task
    • Status: Done
    • Priority: Highest
    • Resolution: Done
    • Affects Version/s: None
    • Fix Version/s: BLAZEGRAPH_RELEASE_1_5_3
    • Component/s: None
    • Labels:
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      Description

      Martyn, please investigate the physical address exceptions in the log attached to BLZG-1418. My main question is whether this reflects a durable problem or a data race with a concurrent abort.

      For example:

      Aug 10 22:15:27 wdqs1002 bash[24866]: Caused by: java.lang.IllegalArgumentException: Unable to read data: com.bigdata.rwstore.PhysicalAddressResolutionException: Address did not resolve to physical address: -258530248
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.rwstore.RWStore.getData(RWStore.java:2182)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.rwstore.RWStore.getData(RWStore.java:1990)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.rwstore.RWStore.getData(RWStore.java:2034)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.rwstore.RWStore.getData(RWStore.java:1942)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.journal.RWStrategy.readFromLocalStore(RWStrategy.java:733)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.journal.RWStrategy.read(RWStrategy.java:156)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.journal.AbstractJournal.read(AbstractJournal.java:4297)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.AbstractBTree.readNodeOrLeaf(AbstractBTree.java:4023)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.Node._getChild(Node.java:2727)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.AbstractBTree$1.compute(AbstractBTree.java:363)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.AbstractBTree$1.compute(AbstractBTree.java:346)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.util.concurrent.Memoizer$1.call(Memoizer.java:77)
Aug 10 22:15:27 wdqs1002 bash[24866]: at java.util.concurrent.FutureTask.run(FutureTask.java:262)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.util.concurrent.Memoizer.compute(Memoizer.java:92)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.AbstractBTree.loadChild(AbstractBTree.java:532)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.Node.getChild(Node.java:2628)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.Node.indexOf(Node.java:971)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.Node.indexOf(Node.java:988)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.btree.AbstractBTree.rangeCount(AbstractBTree.java:2636)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.relation.accesspath.AccessPath.historicalRangeCount(AccessPath.java:1418)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.relation.accesspath.AccessPath.rangeCount(AccessPath.java:1386)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.bop.join.PipelineJoin$JoinTask$AccessPathTask.call(PipelineJoin.java:1619)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.bop.join.PipelineJoin$JoinTask$BindingSetConsumerTask.executeTasks(PipelineJoin.java:1353)
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.bop.join.PipelineJoin$JoinTask$BindingSetConsumerTask.call(PipelineJoin.java:977)
Aug 10 22:15:27 wdqs1002 bash[24866]: ... 14 more
Aug 10 22:15:27 wdqs1002 bash[24866]: Caused by: com.bigdata.rwstore.PhysicalAddressResolutionException: Address did not resolve to physical address: -258530248
Aug 10 22:15:27 wdqs1002 bash[24866]: at com.bigdata.rwstore.RWStore.getData(RWStore.java:2092)
Aug 10 22:15:27 wdqs1002 bash[24866]: ... 37 more

      This is against 1.5.2.

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. BLZG-1236 Recycler error in 1.5.1

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              Assignee:
              martyncutcher martyncutcher
              Reporter:
              bryanthompson bryanthompson
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                Dates

                Created:
                Updated:
                Resolved: