Yes, there are some errors and critical warnings in the db2diag log. I'll share:
2016-09-13-06.33.34.300593-420 E14012667A1112 LEVEL: Error (OS)
PID : 10158266 TID : 258 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000
EDUID : 258 EDUNAME: db2sysc 0
FUNCTION: DB2 UDB, oper system services, sqloAIXLoadModuleTryShr, probe:130
CALLED : OS, -, dlopen
OSERR : ENOEXEC (8) "Exec format error"
MESSAGE : Attempt to load specified library failed.
DATA #1 : Library name or path, 40 bytes
/home/tsminst1/sqllib/lib64/libdb2iocp.a
DATA #2 : shared library load flags, PD_TYPE_LOAD_FLAGS, 4 bytes
2
DATA #3 : String, 513 bytes
Symbol resolution failed for /home/tsminst1/sqllib/lib64/libdb2iocp.a because:
Symbol CreateIoCompletionPort (number 0) is not exported from dependent
module /unix.
Symbol GetQueuedCompletionStatus (number 1) is not exported from dependent
module /unix.
Symbol GetMultipleCompletionStatus (number 2) is not exported from dependent
module /unix.
Could not load module /home/tsminst1/sqllib/lib64/libdb2iocp.a.
System error: Exec format error
Examine .loader section symbols with the 'dump -Tv' command.
2016-09-13-06.33.34.301117-420 E14013780A854 LEVEL: Error (OS)
PID : 10158266 TID : 258 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000
EDUID : 258 EDUNAME: db2sysc 0
FUNCTION: DB2 UDB, oper system services, sqloAIXLoadModuleTryShr, probe:140
CALLED : OS, -, dlopen
OSERR : ENOEXEC (8) "Exec format error"
MESSAGE : Attempt to load specified library augmented with object name failed.
DATA #1 : Library name or path, 50 bytes
/home/tsminst1/sqllib/lib64/libdb2iocp.a(shr_64.o)
DATA #2 : shared library load flags, PD_TYPE_LOAD_FLAGS, 4 bytes
262146
DATA #3 : String, 213 bytes
Could not load module /home/tsminst1/sqllib/lib64/libdb2iocp.a(shr_64.o).
File /home/tsminst1/sqllib/lib64/libdb2iocp.a is not an
archive or the file could not be read properly.
System error: Exec format error
2016-09-13-06.33.34.301455-420 I14014635A568 LEVEL: Severe
PID : 10158266 TID : 258 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000
EDUID : 258 EDUNAME: db2sysc 0
FUNCTION: DB2 UDB, oper system services, sqloLioInitIocp, probe:200
CALLED : DB2 UDB, oper system services, sqloLoadModule
RETCODE : ZRC=0x870F009B=-2029059941=SQLO_MOD_LOAD_FAILED
"Dynamic library load failed."
DATA #1 : Library name or path, 12 bytes
libdb2iocp.a
DATA #2 : Library Search Path, 27 bytes
/home/tsminst1/sqllib/lib64
2016-09-13-06.33.34.301869-420 E14015204A406 LEVEL: Warning
PID : 10158266 TID : 258 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000
EDUID : 258 EDUNAME: db2sysc 0
FUNCTION: DB2 UDB, oper system services, sqloStartAIOCollectorEDUs, probe:30
MESSAGE : ADM0513W db2start succeeded. However, no I/O completion port (IOCP)
is available.
2016-09-13-06.33.35.591487-420 I14016287A546 LEVEL: Severe
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, data protection services, sqlpgint, probe:450
RETCODE : ZRC=0x8710001D=-2028994531=SQLP_LERR "Fatal Logic Error"
DIA8526C A fatal error occurred in data protection services.
2016-09-13-06.33.35.592006-420 I14016834A498 LEVEL: Severe
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, base sys utilities, sqledint, probe:120
DATA #1 : Hexdump, 4 bytes
0x070000000C7EED64 : 8710 001D ....
2016-09-13-06.33.35.592314-420 I14017333A497 LEVEL: Error
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, base sys utilities, sqledint, probe:120
DATA #2 : Hexdump, 4 bytes
0x070000000C7EED64 : 8710 001D ....
2016-09-13-06.33.35.599356-420 E14017831A972 LEVEL: Critical
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, base sys utilities, sqeLocalDatabase::MarkDBBad, probe:10
MESSAGE : ADM14001C An unexpected and critical error has occurred:
"DBMarkedBad". The instance may have been shutdown as a result.
"Automatic" FODC (First Occurrence Data Capture) has been invoked and
diagnostic information has been recorded in directory
"/home/tsminst1/sqllib/db2dump/FODC_DBMarkedBad_2016-09-13-06.33.35.5
92629_0000/". Please look in this directory for detailed evidence
about what happened and contact IBM support if necessary to diagnose
the problem.
2016-09-13-06.33.35.600076-420 E14018804A463 LEVEL: Severe
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, base sys utilities, sqeLocalDatabase::MarkDBBad, probe:10
MESSAGE : ADM7518C "TSMDB1 " marked bad.
2016-09-13-06.33.35.600738-420 I14019268A476 LEVEL: Severe
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, base sys utilities, sqeLocalDatabase::MarkDBBad, probe:210
MESSAGE : Database logging stopped due to mark db bad.
2016-09-13-06.33.35.621713-420 I14019745A496 LEVEL: Severe
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, DRDA Application Server, sqljsSignalHandler, probe:10
MESSAGE : DIA0505I Execution of a component signal handling function has begun.
2016-09-13-06.33.35.622811-420 I14020242A509 LEVEL: Severe
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, DRDA Application Server, sqljsSignalHandler, probe:20
MESSAGE : DIA0506I Execution of a component signal handling function is
complete.
2016-09-13-06.33.35.623895-420 I14021378A520 LEVEL: Severe
PID : 10158266 TID : 3857 PROC : db2sysc 0
INSTANCE: tsminst1 NODE : 000 DB : TSMDB1
APPHDL : 0-7 APPID: 127.0.0.1.33435.160913133335
AUTHID : TSMINST1
EDUID : 3857 EDUNAME: db2agent (TSMDB1_L) 0
FUNCTION: DB2 UDB, base sys utilities, sqeLocalDatabase::FirstConnect, probe:125
DATA #1 : Hexdump, 4 bytes
0x0780000000B2BC3C : FFFF FBEE