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Type: Task
Resolution: Done
Fix Version/s: WT2.1.1
Affects Version/s: None
Component/s: None
Labels:
- Anyone
- Bug

Sprint:
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Story Points:
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http://mjc.homeunix.org:8180/job/wiredtiger-test-format-stress/2636/console

Here is the CONFIG:

############################################
#  RUN PARAMETERS
############################################
# bitcnt not applicable to this run
cache=84
compression=none
data_extend=0
data_source=table
delete_pct=36
dictionary=0
file_type=variable-length column-store
hot_backups=0
# huffman_key not applicable to this run
huffman_value=0
insert_pct=39
internal_key_truncation=0
internal_page_max=11
key_gap=13
# key_max not applicable to this run
# key_min not applicable to this run
leaf_page_max=15
ops=100000
# prefix not applicable to this run
repeat_data_pct=50
reverse=0
rows=100000
runs=100
split_pct=45
statistics=1
threads=26
value_max=3872
value_min=6
# wiredtiger_config not applicable to this run
write_pct=90
############################################

Checkpoint (thread 6) is holding the schema lock, blocking most other things.

It is waiting on ref in state WT_REF_EVICT_WALK, but that isn't part of the btree handle's eviction stack. It is looping at bt_walk.c:329.

Full details:

Thread 11 (Thread 0x7f4664bff700 (LWP 35029)):
#0  0x0000003fe9ad9167 in sched_yield ()
    at ../sysdeps/unix/syscall-template.S:81
WT-1  0x000000000042b649 in __wt_yield () at ../src/os_posix/os_yield.c:17
WT-2  0x0000000000439e20 in __session_close (wt_session=0x7f469ac27698,
    config=0x0) at ../src/session/session_api.c:76
WT-3  0x000000000040fd58 in ops (arg=0x7f468f114690)
    at ../../../test/format/ops.c:425
WT-4  0x0000003fea607d15 in start_thread (arg=0x7f4664bff700)
    at pthread_create.c:308
WT-5  0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 10 (Thread 0x7f467cffb700 (LWP 35018)):
#0  pthread_rwlock_wrlock ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S:85
WT-1  0x000000000040f69d in ops (arg=0x7f468f114320)
    at ../../../test/format/ops.c:245
WT-2  0x0000003fea607d15 in start_thread (arg=0x7f467cffb700)
    at pthread_create.c:308
WT-3  0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 9 (Thread 0x7f4679bfb700 (LWP 35023)):
#0  pthread_rwlock_wrlock ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S:85
WT-1  0x000000000040f69d in ops (arg=0x7f468f1144b0)
    at ../../../test/format/ops.c:245
WT-2  0x0000003fea607d15 in start_thread (arg=0x7f4679bfb700)
    at pthread_create.c:308
WT-3  0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 8 (Thread 0x7f46407ff700 (LWP 35033)):
#0  0x0000003fe9ad9167 in sched_yield ()
    at ../sysdeps/unix/syscall-template.S:81
WT-1  0x000000000042b649 in __wt_yield () at ../src/os_posix/os_yield.c:17
WT-2  0x000000000043d787 in __wt_session_get_btree (session=0x7f469ac25618,
    uri=0x7f4692ec7400 "file:wt.wt", checkpoint=0x0, cfg=0x7f46407fecc0,
    flags=0) at ../src/session/session_dhandle.c:318
WT-3  0x000000000043d3ba in __wt_session_get_btree_ckpt (session=0x7f469ac25618,
    uri=0x7f4692ec7400 "file:wt.wt", cfg=0x7f46407fecc0, flags=0)
    at ../src/session/session_dhandle.c:192
WT-4  0x0000000000479cbb in __wt_curfile_open (session=0x7f469ac25618,
    uri=0x7f4692ec7400 "file:wt.wt", owner=0x0, cfg=0x7f46407fecc0,
    cursorp=0x7f46407fece0) at ../src/cursor/cur_file.c:447
WT-5  0x000000000043a41b in __wt_open_cursor (session=0x7f469ac25618,
    uri=0x7f4692ec7400 "file:wt.wt", owner=0x0, cfg=0x7f46407fecc0,
    cursorp=0x7f46407fece0) at ../src/session/session_api.c:187
WT-6  0x000000000047f040 in __wt_curtable_open (session=0x7f469ac25618,
    uri=0x7f469ac18100 "table:wt", cfg=0x7f46407fecc0, cursorp=0x7f46407fece0)
    at ../src/cursor/cur_table.c:719
WT-7  0x000000000043a552 in __wt_open_cursor (session=0x7f469ac25618,
    uri=0x7f469ac18100 "table:wt", owner=0x0, cfg=0x7f46407fecc0,
    cursorp=0x7f46407fece0) at ../src/session/session_api.c:197
WT-8  0x000000000043a851 in __session_open_cursor (wt_session=0x7f469ac25618,
    uri=0x7f469ac18100 "table:wt", to_dup=0x0, config=0x631dc0 "overwrite",
    cursorp=0x7f46407fedf8) at ../src/session/session_api.c:241
WT-9  0x000000000040f52a in ops (arg=0x7f468f1147d0)
    at ../../../test/format/ops.c:216
WT-10 0x0000003fea607d15 in start_thread (arg=0x7f46407ff700)
    at pthread_create.c:308
WT-11 0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 7 (Thread 0x7f466e3ff700 (LWP 35024)):
#0  0x0000003fe9ad9167 in sched_yield ()
    at ../sysdeps/unix/syscall-template.S:81
WT-1  0x000000000042b649 in __wt_yield () at ../src/os_posix/os_yield.c:17
WT-2  0x0000000000439e20 in __session_close (wt_session=0x7f469ac27eb8,
    config=0x0) at ../src/session/session_api.c:76
WT-3  0x000000000040fd58 in ops (arg=0x7f468f114500)
    at ../../../test/format/ops.c:425
WT-4  0x0000003fea607d15 in start_thread (arg=0x7f466e3ff700)
    at pthread_create.c:308
WT-5  0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 6 (Thread 0x7f466bbfa700 (LWP 35028)):
#0  0x0000003fe9ad9167 in sched_yield ()
    at ../sysdeps/unix/syscall-template.S:81
WT-1  0x000000000042b649 in __wt_yield () at ../src/os_posix/os_yield.c:17
WT-2  0x000000000045c876 in __wt_tree_walk (session=0x7f469ac286d8,
    pagep=0x7f466bbf9930, flags=19) at ../src/btree/bt_walk.c:342
WT-3  0x0000000000449480 in __wt_sync_file (session=0x7f469ac286d8, syncop=16)
    at ../src/btree/bt_evict.c:576
WT-4  0x0000000000457b7a in __wt_bt_cache_op (session=0x7f469ac286d8,
    ckptbase=0x7f46826d8000, op=16) at ../src/btree/bt_sync.c:64
WT-5  0x0000000000444e62 in __checkpoint_worker (session=0x7f469ac286d8,
    cfg=0x7f466bbf9cd0, is_checkpoint=1) at ../src/txn/txn_ckpt.c:713
WT-6  0x000000000044503d in __wt_checkpoint (session=0x7f469ac286d8,
    cfg=0x7f466bbf9cd0) at ../src/txn/txn_ckpt.c:760
WT-7  0x0000000000489102 in __wt_meta_btree_apply (session=0x7f469ac286d8,
    func=0x444fd5 <__wt_checkpoint>, cfg=0x7f466bbf9cd0)
    at ../src/meta/meta_apply.c:45
WT-8  0x0000000000443e1b in __checkpoint_apply (session=0x7f469ac286d8,
    cfg=0x7f466bbf9cd0, op=0x444fd5 <__wt_checkpoint>)
    at ../src/txn/txn_ckpt.c:129
WT-9  0x0000000000444026 in __wt_txn_checkpoint (session=0x7f469ac286d8,
    cfg=0x7f466bbf9cd0) at ../src/txn/txn_ckpt.c:226
WT-10 0x000000000043caf3 in __session_checkpoint (wt_session=0x7f469ac286d8,
    config=0x7f466bbf9d40 "name=thread-21") at ../src/session/session_api.c:781
WT-11 0x000000000040f6d5 in ops (arg=0x7f468f114640)
    at ../../../test/format/ops.c:250
WT-12 0x0000003fea607d15 in start_thread (arg=0x7f466bbfa700)
    at pthread_create.c:308
WT-13 0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 5 (Thread 0x7f466c3fb700 (LWP 35027)):
#0  0x0000003fe9ad9167 in sched_yield ()
    at ../sysdeps/unix/syscall-template.S:81
WT-1  0x000000000042b649 in __wt_yield () at ../src/os_posix/os_yield.c:17
WT-2  0x000000000043cacf in __session_checkpoint (wt_session=0x7f469ac25a28,
    config=0x0) at ../src/session/session_api.c:781
WT-3  0x000000000040f6d5 in ops (arg=0x7f468f1145f0)
---Type <return> to continue, or q <return> to quit---
    at ../../../test/format/ops.c:250
WT-4  0x0000003fea607d15 in start_thread (arg=0x7f466c3fb700)
    at pthread_create.c:308
WT-5  0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 4 (Thread 0x7f46893ff700 (LWP 35012)):
#0  0x0000003fe9ad9167 in sched_yield ()
    at ../sysdeps/unix/syscall-template.S:81
WT-1  0x000000000042b649 in __wt_yield () at ../src/os_posix/os_yield.c:17
WT-2  0x0000000000434a7e in __wt_schema_get_table (session=0x7f469ac25c30,
    name=0x7f469ac18106 "wt", namelen=2, ok_incomplete=0,
    tablep=0x7f46893feb58) at ../src/schema/schema_list.c:87
WT-3  0x000000000047efe4 in __wt_curtable_open (session=0x7f469ac25c30,
    uri=0x7f469ac18100 "table:wt", cfg=0x7f46893fecc0, cursorp=0x7f46893fece0)
    at ../src/cursor/cur_table.c:715
WT-4  0x000000000043a552 in __wt_open_cursor (session=0x7f469ac25c30,
    uri=0x7f469ac18100 "table:wt", owner=0x0, cfg=0x7f46893fecc0,
    cursorp=0x7f46893fece0) at ../src/session/session_api.c:197
WT-5  0x000000000043a851 in __session_open_cursor (wt_session=0x7f469ac25c30,
    uri=0x7f469ac18100 "table:wt", to_dup=0x0, config=0x631dc0 "overwrite",
    cursorp=0x7f46893fedf8) at ../src/session/session_api.c:241
WT-6  0x000000000040f52a in ops (arg=0x7f468f114140)
    at ../../../test/format/ops.c:216
WT-7  0x0000003fea607d15 in start_thread (arg=0x7f46893ff700)
    at pthread_create.c:308
WT-8  0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 3 (Thread 0x7f469abff700 (LWP 34839)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:217
WT-1  0x0000000000429b01 in __wt_cond_wait (session=0x7f469ac25208,
    cond=0x7f4680a97240, usecs=100000) at ../src/os_posix/os_mtx.c:75
WT-2  0x0000000000448765 in __wt_cache_evict_server (arg=0x7f469ac25208)
    at ../src/btree/bt_evict.c:168
WT-3  0x0000003fea607d15 in start_thread (arg=0x7f469abff700)
    at pthread_create.c:308
WT-4  0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 2 (Thread 0x7f463fffe700 (LWP 35008)):
#0  0x0000003fe9ad9167 in sched_yield ()
    at ../sysdeps/unix/syscall-template.S:81
WT-1  0x000000000042b649 in __wt_yield () at ../src/os_posix/os_yield.c:17
WT-2  0x0000000000439e20 in __session_close (wt_session=0x7f469ac25820,
    config=0x0) at ../src/session/session_api.c:76
WT-3  0x000000000040fd58 in ops (arg=0x7f468f114000)
    at ../../../test/format/ops.c:425
WT-4  0x0000003fea607d15 in start_thread (arg=0x7f463fffe700)
    at pthread_create.c:308
WT-5  0x0000003fe9af253d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 1 (Thread 0x7f469b525780 (LWP 104334)):
#0  0x0000003fe9abb4fd in nanosleep () at ../sysdeps/unix/syscall-template.S:81
WT-1  0x0000003fe9aebfe4 in usleep (useconds=<optimized out>)
    at ../sysdeps/unix/sysv/linux/usleep.c:32
WT-2  0x000000000040f21d in wts_ops () at ../../../test/format/ops.c:119
WT-3  0x0000000000411939 in main (argc=0, argv=0x7fffe7db7280)
    at ../../../test/format/t.c:150

related to

WT-1 placeholder WT-1

Closed

WT-2 What does metadata look like?

Closed

WT-3 What file formats are required?

Closed

WT-4 Flexible cursor traversals

Closed

WT-5 How does pget work: is it necessary?

Closed

WT-6 Complex schema example

Closed

WT-7 Do we need the handle->err/errx methods?

Closed

WT-8 Do we need table load, bulk-load and/or dump methods?

Closed

WT-9 Does adding schema need to be transactional?

Closed

WT-10 Basic "getting started" tutorial

Closed

WT-11 placeholder #11

Closed

WT-12 Write more examples

Closed

WT-13 Define supported platforms

Closed

(8 related to)

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