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Type:
Bug
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Resolution: Done
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Priority:
Major - P3
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Affects Version/s: None
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Component/s: None
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None
Test/format is hanging, with most threads spinning on {{
{log_slot_join}}}. The hang is reproducible. Config file:
############################################ # RUN PARAMETERS ############################################ abort=0 auto_throttle=0 firstfit=0 bitcnt=7 bloom=1 bloom_bit_count=23 bloom_hash_count=6 bloom_oldest=0 cache=180 checkpoints=1 checksum=uncompressed chunk_size=6 compaction=0 compression=zlib data_extend=0 data_source=lsm delete_pct=19 dictionary=1 encryption=none evict_max=3 file_type=row-store backups=0 huffman_key=0 huffman_value=0 insert_pct=68 internal_key_truncation=1 internal_page_max=14 isolation=random key_gap=7 key_max=125 key_min=17 leak_memory=0 leaf_page_max=16 logging=1 logging_compression=snappy logging_archive=0 logging_prealloc=0 long_running_txn=0 lsm_worker_threads=4 merge_max=13 mmap=1 ops=100000 prefix_compression=1 prefix_compression_min=8 repeat_data_pct=1 reverse=1 rows=100000 runs=100 salvage=1 split_pct=45 statistics=1 statistics_server=0 threads=7 timer=20 value_max=2394 value_min=15 verify=1 wiredtiger_config= write_pct=72 ############################################
An example set of call stacks:
$ pmp `pidof t`
6 __sched_yield,__wt_yield,__wt_log_slot_join,__log_write_internal,__wt_log_write,__wt_txn_log_commit,__wt_txn_commit,__clsm_insert,row_insert,ops,start_thread
6 __pthread_cond_timedwait,__wt_cond_wait
1 __select_nocancel,__lsm_manager_run_server,__lsm_worker_manager,start_thread
1 __sched_yield,__wt_yield,__wt_log_slot_join,__log_write_internal,__wt_log_write,__wt_txn_log_commit,__wt_txn_commit,__curfile_insert,__wt_metadata_update,__wt_lsm_meta_write,__wt_lsm_tree_switch,__wt_lsm_work_switch,__lsm_worker,start_thread
1 __sched_yield,__wt_yield,__wt_log_slot_join,__log_write_internal,__wt_log_write,__txn_log_file_sync,__wt_txn_checkpoint_log,__checkpoint_worker,__wt_checkpoint_close,__wt_conn_btree_sync_and_close,__wt_session_release_btree,__curfile_close,__wt_lsm_merge,__lsm_worker,start_thread
1 __sched_yield,__wt_yield,__log_force_write_internal,__log_direct_write,__log_write_internal,__wt_log_write,__wt_txn_log_commit,__wt_txn_commit,__clsm_update,row_update,ops,start_thread
1 __nanosleep_nocancel,wts_ops,main
1 __lll_lock_wait,start_thread
1
- is depended on by
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SERVER-20060 WiredTiger changes for MongoDB 3.1.8
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- Closed
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