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Type:
Bug
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Resolution: Fixed
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Priority:
Major - P3
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None
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Affects Version/s: None
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Component/s: None
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Labels:None
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5
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Storage Engines 2019-10-21, Storage Engines 2019-11-04, Storage Engines 2019-11-18
An assertion failure regarding "resolved_update_count" (compared to "visited_update_count") during transaction commit was captured by test/format on margay-aws.
http://build.wiredtiger.com:8080/job/wiredtiger-test-race-condition-stress-sanitizer/33439/
++ nice ./t -1 -c CONFIG [1568777526:143329][3674:0x7f3c3b309700], t, file:wt.wt, WT_SESSION.commit_transaction: __wt_txn_commit, 955: resolved_update_count >= visited_update_count [1568777526:143524][3674:0x7f3c3b309700], t, file:wt.wt, WT_SESSION.commit_transaction: __wt_abort, 28: aborting WiredTiger library /tmp/jenkins15368000286152170960.sh: line 34: 3674 Aborted (core dumped) nice ./t -1 -c CONFIG
The stack trace:
(gdb) bt #0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51 #1 0x00007f3c43820801 in __GI_abort () at abort.c:79 #2 0x0000000000694df4 in __wt_abort (session=0x7f3c44e6aa70) at ../src/os_common/os_abort.c:30 #3 0x0000000000807b5c in __wt_txn_commit (session=0x7f3c44e6aa70, cfg=0x7f3c3b3086a0) at ../src/txn/txn.c:955 #4 0x000000000077385e in __session_commit_transaction (wt_session=0x7f3c44e6aa70, config=0x0) at ../src/session/session_api.c:1658 #5 0x000000000050e5f8 in commit_transaction (tinfo=0x62f0000a8400, prepared=true) at ../../../test/format/ops.c:428 #6 0x000000000050c0d3 in ops (arg=0x62f0000a8400) at ../../../test/format/ops.c:976 #7 0x00007f3c447cf6db in start_thread (arg=0x7f3c3b309700) at pthread_create.c:463 #8 0x00007f3c4390188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
The configuration:
############################################ # RUN PARAMETERS ############################################ abort=0 alter=0 assert_commit_timestamp=0 assert_read_timestamp=0 auto_throttle=1 backups=0 bitcnt=4 bloom=0 bloom_bit_count=20 bloom_hash_count=21 bloom_oldest=0 cache=320 cache_minimum=20 checkpoints=on checkpoint_log_size=156 checkpoint_wait=32 checksum=on chunk_size=8 compaction=0 compression=none data_extend=0 data_source=table delete_pct=34 dictionary=0 direct_io=0 encryption=rotn-7 evict_max=4 file_type=row-store firstfit=0 huffman_key=0 huffman_value=0 independent_thread_rng=1 in_memory=0 insert_pct=32 internal_key_truncation=1 internal_page_max=9 isolation=snapshot key_gap=18 key_max=73 key_min=21 leaf_page_max=14 leak_memory=0 logging=0 logging_archive=1 logging_compression=none logging_file_max=414954 logging_prealloc=1 long_running_txn=0 lsm_worker_threads=3 memory_page_max=5 merge_max=10 mmap=1 modify_pct=21 ops=0 prefix_compression=1 prefix_compression_min=3 prepare=1 quiet=1 read_pct=6 rebalance=1 repeat_data_pct=22 reverse=0 rows=1000000 runs=1 salvage=1 split_pct=73 statistics=0 statistics_server=0 threads=32 timer=4 timing_stress_aggressive_sweep=0 timing_stress_checkpoint=0 timing_stress_lookaside_sweep=0 timing_stress_split_1=0 timing_stress_split_2=1 timing_stress_split_3=0 timing_stress_split_4=1 timing_stress_split_5=0 timing_stress_split_6=1 timing_stress_split_7=0 timing_stress_split_8=0 transaction_timestamps=1 transaction-frequency=100 truncate=1 value_max=3401 value_min=9 verify=1 wiredtiger_config= write_pct=7 ############################################