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Type: Bug
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Resolution: Cannot Reproduce
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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
The following test/format configuration hit the assert:
WT_ASSERT(session, txn->multi_update_count > 0);
############################################ # RUN PARAMETERS ############################################ abort=0 alter=0 auto_throttle=1 backups=0 bitcnt=7 bloom=1 bloom_bit_count=59 bloom_hash_count=32 bloom_oldest=0 cache=120 cache_minimum=20 checkpoints=on checkpoint_log_size=164 checkpoint_wait=87 checksum=uncompressed chunk_size=9 compaction=0 compression=none data_extend=0 data_source=table delete_pct=18 dictionary=1 direct_io=0 encryption=none evict_max=4 file_type=row-store firstfit=0 huffman_key=0 huffman_value=0 independent_thread_rng=0 in_memory=0 insert_pct=7 internal_key_truncation=1 internal_page_max=15 isolation=random key_gap=2 key_max=102 key_min=14 leaf_page_max=13 leak_memory=0 logging=0 logging_archive=1 logging_compression=none logging_file_max=422462 logging_prealloc=0 long_running_txn=0 lsm_worker_threads=4 memory_page_max=3 merge_max=12 mmap=1 modify_pct=16 ops=0 prefix_compression=1 prefix_compression_min=6 prepare=1 quiet=1 read_pct=43 rebalance=1 repeat_data_pct=74 reverse=0 rows=1000000 runs=1 salvage=1 split_pct=86 statistics=0 statistics_server=0 threads=20 timer=4 timing_stress_checkpoint=0 timing_stress_lookaside_sweep=0 timing_stress_split_1=1 timing_stress_split_2=0 timing_stress_split_3=0 timing_stress_split_4=0 timing_stress_split_5=0 timing_stress_split_6=0 timing_stress_split_7=0 timing_stress_split_8=0 transaction_timestamps=1 transaction-frequency=71 truncate=1 value_max=3944 value_min=10 verify=1 wiredtiger_config= write_pct=16 ############################################
(gdb) bt #0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51 #1 0x00007ff694388f5d in __GI_abort () at abort.c:90 #2 0x000000000046323f in __wt_abort (session=0x7ff695375ad0) at ../src/os_common/os_abort.c:32 #3 0x00000000004cd877 in __wt_txn_resolve_prepared_op (session=0x7ff695375ad0, op=0x7ff634ba7890, commit=true) at ../src/include/txn.i:255 #4 0x00000000004cceaa in __wt_txn_commit (session=0x7ff695375ad0, cfg=0x7ff668ff68c0) at ../src/txn/txn.c:839 #5 0x00000000004a8457 in __session_commit_transaction (wt_session=0x7ff695375ad0, config=0x0) at ../src/session/session_api.c:1660 #6 0x000000000040b95f in commit_transaction (tinfo=0x50eb210, session=0x7ff695375ad0) at ../../../test/format/ops.c:582 #7 0x000000000040afa6 in ops (arg=0x50eb210) at ../../../test/format/ops.c:1082 #8 0x00007ff694b5c7fc in start_thread (arg=0x7ff668ff9700) at pthread_create.c:465 #9 0x00007ff694464b5f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 (gdb) f 3 #3 0x00000000004cd877 in __wt_txn_resolve_prepared_op (session=0x7ff695375ad0, op=0x7ff634ba7890, commit=true) at ../src/include/txn.i:255 warning: Source file is more recent than executable. 255 WT_ASSERT(session, txn->multi_update_count > 0); (gdb) l 250 * during the resolution of a previous update belonging to the 251 * same key. To ascertain transaction tracks multiple extra 252 * updates processed in resolution of an transaction operation. 253 */ 254 if (upd->prepare_state == WT_PREPARE_RESOLVED) { 255 WT_ASSERT(session, txn->multi_update_count > 0); 256 --txn->multi_update_count; 257 } else if (upd != op->u.op_upd) 258 ++txn->multi_update_count; 259 #endif (gdb) p txn->multi_update_count $1 = 0