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  1. Core Server
  2. SERVER-24076

Excess memory use on PPC64

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    • Type: Icon: Bug Bug
    • Resolution: Done
    • Priority: Icon: Critical - P2 Critical - P2
    • 3.3.8
    • Affects Version/s: 3.3.5
    • Component/s: WiredTiger
    • None
    • Fully Compatible
    • ALL
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      version 3.3.5 for ppc64le downloaded from the website
      OS: RHEL7.2 , Memory: 128GB
      Workload: YCSB
      Used the following:
      fieldcount=10
      fieldlength=10
      recordcount=120000000
      operationcount=100000000

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      version 3.3.5 for ppc64le downloaded from the website OS: RHEL7.2 , Memory: 128GB Workload: YCSB Used the following: fieldcount=10 fieldlength=10 recordcount=120000000 operationcount=100000000

      Mongod crashes while running YCSB. Log and mongstat are attached.
      The system keeps on consuming memory until it starts paging.
      At the end of the log it shows:

      2016-05-03T19:52:39.604-0400 E STORAGE  [conn35] WiredTiger (0) [1462319559:601568][62565:0x3fff98aeeb50], file:index-3-2753723832870039369.wt, WT_CURSOR.search: read checksum error for 12288B block at offset 3836055552: block header checksum of 892942393 doesn't match expected checksum of 2861721176
2016-05-03T19:52:39.604-0400 E STORAGE  [conn35] WiredTiger (0) [1462319559:604949][62565:0x3fff98aeeb50], file:index-3-2753723832870039369.wt, WT_CURSOR.search: index-3-2753723832870039369.wt: encountered an illegal file format or internal value
2016-05-03T19:52:39.604-0400 E STORAGE  [conn35] WiredTiger (-31804) [1462319559:604971][62565:0x3fff98aeeb50], file:index-3-2753723832870039369.wt, WT_CURSOR.search: the process must exit and restart: WT_PANIC: WiredTiger library panic

        1. diagnostic.data_3.2.6.tar.gz
          3.76 MB
        2. diagnostic.data.tar.gz
          933 kB
        3. mongod.out.gz
          6.10 MB
        4. mongostat.out
          13 kB
        5. Screen Shot 2016-05-19 at 6.54.57 pm.png
          Screen Shot 2016-05-19 at 6.54.57 pm.png
          59 kB

            Assignee:
            michael.cahill@mongodb.com Michael Cahill (Inactive)
            Reporter:
            lilianr@us.ibm.com Lilian Romero
            Votes:
            1 Vote for this issue
            Watchers:
            14 Start watching this issue

              Created:
              Updated:
              Resolved: