This tests, when run on Ubuntu 20.04 ASAN, is consistently the slowest in PR testing by a long margin, taking about 90 minutes on average. We should either not run this set for ASAN, or take a couple of tests out of the set. Here's a list of all the jobs that took over 60 seconds on a random recent run:

• 4149.84 sec test_wt3338_partial_update
• 3717.93 sec test_wt8963_insert_stress
• 2442.60 sec test_wt7989_compact_checkpoint
• 1396.20 sec test_random
• 1390.87 sec test_wt8659_reconstruct_database_from_logs
• 1053.97 sec test_wt11440_config_check
• 1023.62 sec test_wt2323_join_visibility
• 610.61 sec test_wt2535_insert_race
• 540.61 sec test_wt2834_join_bloom_fix
• 436.63 sec test_schema_abort
• 241.98 sec test_random_directio
• 162.01 sec test_wt2403_lsm_workload
• 154.19 sec test_random_abort
• 144.34 sec test_wt2246_col_append
• 105.81 sec test_wt4803_history_store_abort
• 103.11 sec test_rwlock
• 101.23 sec test_wt10897_compact_quick_interrupt
• 99.51 sec test_wt6616_checkpoint_oldest_ts
• 91.31 sec test_wt8057_compact_stress

andrew.morton@mongodb.com root-caused this as WT-11996, so looking at that patch would be a good place to start.