Hi sueloverso, this assertion caused some test failures when testing WiredTiger develop against MongoDB master in preparation for a new drop.
Can you please investigate?
https://logkeeper.mongodb.org/build/f1761761d0feae033dc77bc38e61ff55/test/5930b1edc2ab686cf5065397
[js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.756+0000 d20265| 2017-06-02T00:32:21.757+0000 I CONTROL [initandlisten] options: { net: { bindIp: "0.0.0.0", port: 20265 }, setParameter: { enableTestCommands: "1", logComponentVerbosity: "{tracking:0,replication:{heartbeats:2}}" }, storage: { dbPath: "\data\db\job1\mongorunner\wt_nojournal_toggle", engine: "wiredTiger", journal: { enabled: true }, mmapv1: { journal: { nopreallocj: true } }, wiredTiger: { engineConfig: { cacheSizeGB: 1.0 } } } } [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.759+0000 d20265| 2017-06-02T00:32:21.758+0000 I STORAGE [initandlisten] wiredtiger_open config: create,cache_size=1024M,session_max=20000,eviction=(threads_min=4,threads_max=4),config_base=false,statistics=(fast),log=(enabled=true,archive=true,path=journal,compressor=snappy),file_manager=(close_idle_time=100000),statistics_log=(wait=0),verbose=(recovery_progress), [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.786+0000 d20265| 2017-06-02T00:32:21.785+0000 E STORAGE [initandlisten] WiredTiger error (0) [1496363541:785600][3748:1994273664], txn-recover: src\third_party\wiredtiger\src\log\log.c, 480: old_lognum < lognum [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.786+0000 d20265| 2017-06-02T00:32:21.786+0000 E STORAGE [initandlisten] WiredTiger error (0) [1496363541:786600][3748:1994273664], txn-recover: aborting WiredTiger library [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.973+0000 d20265| 2017-06-02T00:32:21.974+0000 I CONTROL [initandlisten] mongod.exe ...\src\mongo\util\stacktrace_windows.cpp(239) mongo::printStackTrace+0x43 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.974+0000 d20265| 2017-06-02T00:32:21.974+0000 I CONTROL [initandlisten] mongod.exe ...\src\mongo\util\signal_handlers_synchronous.cpp(180) mongo::`anonymous namespace'::printSignalAndBacktrace+0x73 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.974+0000 d20265| 2017-06-02T00:32:21.974+0000 I CONTROL [initandlisten] mongod.exe ...\src\mongo\util\signal_handlers_synchronous.cpp(236) mongo::`anonymous namespace'::abruptQuit+0x83 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.974+0000 d20265| 2017-06-02T00:32:21.974+0000 I CONTROL [initandlisten] mongod.exe d:\th\minkernel\crts\ucrt\src\appcrt\misc\signal.cpp(522) raise+0x468 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.974+0000 d20265| 2017-06-02T00:32:21.974+0000 I CONTROL [initandlisten] mongod.exe d:\th\minkernel\crts\ucrt\src\appcrt\startup\abort.cpp(71) abort+0x39 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.974+0000 d20265| 2017-06-02T00:32:21.974+0000 I CONTROL [initandlisten] mongod.exe ...\src\third_party\wiredtiger\src\os_common\os_abort.c(25) __wt_abort+0x22 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.976+0000 d20265| 2017-06-02T00:32:21.974+0000 I CONTROL [initandlisten] mongod.exe ...\src\third_party\wiredtiger\src\support\err.c(488) __wt_assert+0x37 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.976+0000 d20265| 2017-06-02T00:32:21.974+0000 I CONTROL [initandlisten] mongod.exe ...\src\third_party\wiredtiger\src\log\log.c(480) __wt_log_reset+0x21c [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.976+0000 d20265| 2017-06-02T00:32:21.975+0000 I CONTROL [initandlisten] mongod.exe ...\src\third_party\wiredtiger\src\txn\txn_recover.c(466) __wt_txn_recover+0x350 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.976+0000 d20265| 2017-06-02T00:32:21.975+0000 I CONTROL [initandlisten] mongod.exe ...\src\third_party\wiredtiger\src\conn\conn_open.c(240) __wt_connection_workers+0x30 [js_test:wt_nojournal_toggle] 2017-06-02T00:32:21.976+0000 d20265| 2017-06-02T00:32:21.975+0000 I CONTROL [initandlisten] mongod.exe ...\src\third_party\wiredtiger\src\conn\conn_api.c(2457) wiredtiger_open+0xb5a