[WT-1982] test/format WT_NOTFOUND failure - MongoDB

Details

Type: Bug
Status: Resolved
Priority: Major - P3
Resolution: Fixed
Affects Version/s: None
Fix Version/s: WT2.7.0
Labels:
None

Description

test/format in stress sanitizer failed with:
t: cursor.insert: WT_NOTFOUND: item not found

Since it is from sanitizer there is no core file.

Issue Links

is depended on by

SERVER-19282 WiredTiger changes in MongoDB 3.1.6

Closed

SERVER-19283 WiredTiger changes for MongoDB 3.0.5

Closed

is related to

WT-1977 Improve the performance of getting snapshots with many sessions

Closed

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Sue LoVerso added a comment - Jun 25 2015 06:20:11 PM +00:00

The CONFIG for this failure is

############################################

#  RUN PARAMETERS

############################################

abort=0

auto_throttle=1

firstfit=0

bitcnt=6

bloom=1

bloom_bit_count=12

bloom_hash_count=27

bloom_oldest=0

cache=81

checkpoints=1

checksum=uncompressed

chunk_size=7

compaction=1

compression=none

data_extend=0

data_source=file

delete_pct=35

dictionary=0

encryption=none

evict_max=2

file_type=variable-length column-store

backups=0

huffman_key=0

huffman_value=0

insert_pct=44

internal_key_truncation=1

internal_page_max=9

isolation=snapshot

key_gap=8

key_max=106

key_min=10

leak_memory=0

leaf_page_max=9

logging=1

logging_compression=zlib

logging_archive=0

logging_prealloc=1

lsm_worker_threads=3

merge_max=17

mmap=1

ops=100000

prefix_compression=1

prefix_compression_min=3

repeat_data_pct=47

reverse=0

rows=100000

runs=1

split_pct=77

statistics=0

statistics_server=0

threads=11

timer=20

value_max=411

value_min=256

wiredtiger_config=

write_pct=39

############################################

It is not readily reproducible, I have run over 50 iterations successfully.

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Sue LoVerso added a comment - Jun 25 2015 06:20:11 PM +00:00 The CONFIG for this failure is ############################################ # RUN PARAMETERS ############################################ abort=0 auto_throttle=1 firstfit=0 bitcnt=6 bloom=1 bloom_bit_count=12 bloom_hash_count=27 bloom_oldest=0 cache=81 checkpoints=1 checksum=uncompressed chunk_size=7 compaction=1 compression=none data_extend=0 data_source=file delete_pct=35 dictionary=0 encryption=none evict_max=2 file_type=variable-length column-store backups=0 huffman_key=0 huffman_value=0 insert_pct=44 internal_key_truncation=1 internal_page_max=9 isolation=snapshot key_gap=8 key_max=106 key_min=10 leak_memory=0 leaf_page_max=9 logging=1 logging_compression=zlib logging_archive=0 logging_prealloc=1 lsm_worker_threads=3 merge_max=17 mmap=1 ops=100000 prefix_compression=1 prefix_compression_min=3 repeat_data_pct=47 reverse=0 rows=100000 runs=1 split_pct=77 statistics=0 statistics_server=0 threads=11 timer=20 value_max=411 value_min=256 wiredtiger_config= write_pct=39 ############################################ It is not readily reproducible, I have run over 50 iterations successfully.

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Githook User added a comment - Jul 01 2015 07:58:07 AM +00:00

Author:

{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}

Message: ~~WT-1982~~ Track down cached overflow items that are being freed too early, leading to reconciliation failing with WT_NOTFOUND.
Branch: develop
https://github.com/wiredtiger/wiredtiger/commit/001eafb754fff76393ac8f3b4d6edaca804d2895

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Githook User added a comment - Jul 01 2015 07:58:07 AM +00:00 Author: {u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'} Message: WT-1982 Track down cached overflow items that are being freed too early, leading to reconciliation failing with WT_NOTFOUND. Branch: develop https://github.com/wiredtiger/wiredtiger/commit/001eafb754fff76393ac8f3b4d6edaca804d2895

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Githook User added a comment - Jul 01 2015 07:58:08 AM +00:00

Author:

{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}

Message: ~~WT-1982~~ Fix a window where reconciliation could go back in transaction time.
Branch: develop
https://github.com/wiredtiger/wiredtiger/commit/654172f7e099efb962a857659b6ecca552e07aae

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Githook User added a comment - Jul 01 2015 07:58:08 AM +00:00 Author: {u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'} Message: WT-1982 Fix a window where reconciliation could go back in transaction time. Branch: develop https://github.com/wiredtiger/wiredtiger/commit/654172f7e099efb962a857659b6ecca552e07aae

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Githook User added a comment - Jul 02 2015 03:38:32 AM +00:00

Author:

{u'username': u'agorrod', u'name': u'Alex Gorrod', u'email': u'alexander.gorrod@mongodb.com'}

Message: ~~WT-1982~~ Fix a window where reconciliation could go back in transaction time.

(cherry picked from commit cd1704d6c4d84c5db8ae6b471c658945ffa226f9)
Branch: mongodb-3.0
https://github.com/wiredtiger/wiredtiger/commit/7a9e1bdade725fd59a0fd87ca77c7dd66aeba1ec

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Githook User added a comment - Jul 02 2015 03:38:32 AM +00:00 Author: {u'username': u'agorrod', u'name': u'Alex Gorrod', u'email': u'alexander.gorrod@mongodb.com'} Message: WT-1982 Fix a window where reconciliation could go back in transaction time. (cherry picked from commit cd1704d6c4d84c5db8ae6b471c658945ffa226f9) Branch: mongodb-3.0 https://github.com/wiredtiger/wiredtiger/commit/7a9e1bdade725fd59a0fd87ca77c7dd66aeba1ec

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Githook User added a comment - Jul 08 2015 04:15:27 AM +00:00

Author:

{u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'}

Message: ~~WT-1982~~ Avoid unnecessary read barriers in transaction code. Fix a 64-to-32-bit conversion warning while in the area.
Branch: develop
https://github.com/wiredtiger/wiredtiger/commit/711a4fdfd792b6697615d70107970781e7ae18da

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Githook User added a comment - Jul 08 2015 04:15:27 AM +00:00 Author: {u'username': u'michaelcahill', u'name': u'Michael Cahill', u'email': u'michael.cahill@mongodb.com'} Message: WT-1982 Avoid unnecessary read barriers in transaction code. Fix a 64-to-32-bit conversion warning while in the area. Branch: develop https://github.com/wiredtiger/wiredtiger/commit/711a4fdfd792b6697615d70107970781e7ae18da

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Githook User added a comment - Jul 08 2015 04:15:28 AM +00:00

Author:

{u'username': u'agorrod', u'name': u'Alex Gorrod', u'email': u'alexander.gorrod@mongodb.com'}

Message: Merge pull request #2046 from wiredtiger/checkpoint-gen

~~WT-1982~~ Avoid unnecessary read barriers in transaction code
Branch: develop
https://github.com/wiredtiger/wiredtiger/commit/030b916dabd8cef727583208f3a1e4c21ee8e3d8

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Githook User added a comment - Jul 08 2015 04:15:28 AM +00:00 Author: {u'username': u'agorrod', u'name': u'Alex Gorrod', u'email': u'alexander.gorrod@mongodb.com'} Message: Merge pull request #2046 from wiredtiger/checkpoint-gen WT-1982 Avoid unnecessary read barriers in transaction code Branch: develop https://github.com/wiredtiger/wiredtiger/commit/030b916dabd8cef727583208f3a1e4c21ee8e3d8

People

Assignee:

Michael Cahill

Reporter:

Sue LoVerso

Votes:

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Watchers:

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Dates

Created:

Jun 25 2015 06:19:19 PM +00:00

Updated:

Jul 23 2015 05:32:01 AM +00:00

Resolved:

Jul 02 2015 02:09:42 AM +00:00

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