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  1. Core Server
  2. SERVER-17366

weird WT startup error

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    • Icon: Bug Bug
    • Resolution: Won't Fix
    • Icon: Major - P3 Major - P3
    • None
    • None
    • WiredTiger
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    • Fully Compatible
    • ALL

    Description

      I got this one-off error when starting in gdb. I tried starting mongod again and everything went fine. Should we be concerned?

      2015-02-24T12:35:36.198-0500 I CONTROL  [initandlisten] db version v3.1.0-pre-
      2015-02-24T12:35:36.198-0500 I CONTROL  [initandlisten] git version: 63f13260be445a1b629a75fd75bea36df5bd6b09
      2015-02-24T12:35:36.198-0500 I CONTROL  [initandlisten] build info: Linux redbeard 3.18.6-1-ARCH #1 SMP PREEMPT Sat Feb 7 08:44:05 CET 2015 x86_64 BOOST_LIB_VERSION=1_56
      2015-02-24T12:35:36.198-0500 I CONTROL  [initandlisten] allocator: tcmalloc
      2015-02-24T12:35:36.198-0500 I CONTROL  [initandlisten] options: { storage: { dbPath: "/tmp/data", engine: "wiredTiger" } }
      2015-02-24T12:35:36.215-0500 I STORAGE  [initandlisten] wiredtiger_open config: create,cache_size=15G,session_max=20000,eviction=(threads_max=4),statistics=(fast),log=(enabled=true,archive=true,path=journal,compressor=snappy),checkpoint=(wait=60,log_size=2GB),statistics_log=(wait=0),
      2015-02-24T12:35:36.215-0500 E STORAGE  [initandlisten] WiredTiger (22) [1424799336:215294][22901:0x7ffff7fa7b80], wiredtiger_open: WiredTiger.basecfg exists before database creation: Invalid argument
      2015-02-24T12:35:36.215-0500 I -        [initandlisten] Fatal Assertion 28561

      > ll /tmp/data #between failure and successful startup.
      total 1010M
      -rw-r--r-- 1 mstearn mstearn 1010M Feb 17 18:20 collection-0-2138100414903764394.wt
      -rw-r--r-- 1 mstearn mstearn   36K Feb 17 18:20 collection-0-3102749743758751424.wt
      -rw-r--r-- 1 mstearn mstearn   16K Feb 17 18:20 collection-0-3467117757960361238.wt
      -rw-r--r-- 1 mstearn mstearn   36K Feb 17 18:20 index-1-3102749743758751424.wt
      -rw-r--r-- 1 mstearn mstearn   16K Feb 17 18:20 index-1-3467117757960361238.wt
      drwxr-xr-x 2 mstearn mstearn    80 Feb 17 14:11 journal/
      -rw-r--r-- 1 mstearn mstearn   36K Feb 17 18:20 _mdb_catalog.wt
      -rwxr-xr-x 1 mstearn mstearn     0 Feb 17 18:20 mongod.lock*
      -rw-r--r-- 1 mstearn mstearn   36K Feb 17 18:20 sizeStorer.wt
      -rw-r--r-- 1 mstearn mstearn    95 Feb 13 12:34 storage.bson
      -rw-r--r-- 1 mstearn mstearn    49 Feb 24 12:35 WiredTiger
      -rw-r--r-- 1 mstearn mstearn   496 Feb 13 12:34 WiredTiger.basecfg
      -rw-r--r-- 1 mstearn mstearn    21 Feb 24 12:35 WiredTiger.lock
      -rw-r--r-- 1 mstearn mstearn   885 Feb 17 18:20 WiredTiger.turtle
      -rw-r--r-- 1 mstearn mstearn   52K Feb 17 18:20 WiredTiger.wt

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            michael.cahill@mongodb.com Michael Cahill (Inactive)
            mathias@mongodb.com Mathias Stearn
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              Created:
              Updated:
              Resolved: