Hi,
Below is the deadlock which occurs when running a SELECT statement. I was puzzled by this dead locks as there is only a single process (spid 79) involved in the deadlock.
Somehow the SQL Server doesn't add any Deadlock graph event Profiler trace. The server is running SQL Server 2008 R2 with CU13.
deadlock-list
deadlock victim=process1675c508
process-list
process id=process1675c508 taskpriority=0 logused=10000 waittime=548 schedulerid=38 kpid=27844 status=suspended spid=79 sbid=0 ecid=1 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process16791dc8 taskpriority=0 logused=10000 waittime=548 schedulerid=40 kpid=38704 status=suspended spid=79 sbid=0 ecid=4 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process1675c748 taskpriority=0 logused=10000 waittime=512 schedulerid=38 kpid=44828 status=suspended spid=79 sbid=0 ecid=8 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process169c54c8 taskpriority=0 logused=10000 waittime=509 schedulerid=42 kpid=27836 status=suspended spid=79 sbid=0 ecid=12 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process1675cbc8 taskpriority=0 logused=10000 waittime=510 schedulerid=38 kpid=65656 status=suspended spid=79 sbid=0 ecid=10 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process16791048 taskpriority=0 logused=10000 waittime=510 schedulerid=40 kpid=64604 status=suspended spid=79 sbid=0 ecid=11 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process167aa988 taskpriority=0 logused=10000 waittime=548 schedulerid=41 kpid=14540 status=suspended spid=79 sbid=0 ecid=3 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process16791b88 taskpriority=0 logused=10000 waittime=512 schedulerid=40 kpid=66488 status=suspended spid=79 sbid=0 ecid=7 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process167aae08 taskpriority=0 logused=10000 waittime=510 schedulerid=41 kpid=48376 status=suspended spid=79 sbid=0 ecid=9 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process169c5288 taskpriority=0 logused=10000 waittime=548 schedulerid=42 kpid=58316 status=suspended spid=79 sbid=0 ecid=2 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process167abdc8 taskpriority=0 logused=10000 waittime=512 schedulerid=41 kpid=24712 status=suspended spid=79 sbid=0 ecid=6 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process169c5948 taskpriority=0 logused=10000 waittime=512 schedulerid=42 kpid=25404 status=suspended spid=79 sbid=0 ecid=5 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process10e4692088 waittime=510 schedulerid=38 kpid=0
resource-list
exchangeEvent id=Port80c62700 WaitType=e_waitPortOpen nodeId=14
owner-list
owner id=process16791dc8
waiter-list
waiter id=process1675c508
exchangeEvent id=Port80c62700 WaitType=e_waitPortOpen nodeId=14
owner-list
owner id=process167aa988
waiter-list
waiter id=process16791dc8
exchangeEvent id=Port80c62b00 WaitType=e_waitPortOpen nodeId=50
owner-list
owner id=process169c54c8
waiter-list
waiter id=process1675c748
exchangeEvent id=Port80c63000 WaitType=e_waitPortOpen nodeId=52
owner-list
owner id=process1675cbc8
waiter-list
waiter id=process169c54c8
exchangeEvent id=Port80c63000 WaitType=e_waitPortOpen nodeId=52
owner-list
owner id=process16791048
waiter-list
waiter id=process1675cbc8
exchangeEvent id=Port80c63000 WaitType=e_waitPortOpen nodeId=52
owner-list
owner id=process167aae08
waiter-list
waiter id=process16791048
exchangeEvent id=Port80c62700 WaitType=e_waitPortOpen nodeId=14
owner-list
owner id=process169c5288
waiter-list
waiter id=process167aa988
exchangeEvent id=Port80c62b00 WaitType=e_waitPortOpen nodeId=50
owner-list
owner id=process1675c748
waiter-list
waiter id=process16791b88
exchangeEvent id=Port80c63000 WaitType=e_waitPortOpen nodeId=52
owner-list
owner id=process10e4692088
waiter-list
waiter id=process167aae08
exchangeEvent id=Port80c62700 WaitType=e_waitPortOpen nodeId=14
owner-list
owner id=process169c5948
waiter-list
waiter id=process169c5288
exchangeEvent id=Port80c62b00 WaitType=e_waitPortOpen nodeId=50
owner-list
owner id=process16791b88
waiter-list
waiter id=process167abdc8
exchangeEvent id=Port80c62b00 WaitType=e_waitPortOpen nodeId=50
owner-list
owner id=process167abdc8
waiter-list
waiter id=process169c5948
threadpool id=scheduler16760080
owner-list
owner id=process1675cbc8
owner id=process1675c748
owner id=process1675c508
waiter-list
waiter id=process10e4692088
Error: 1205, Severity: 13, State: 80.
Transaction (Process ID 79) was deadlocked on thread | communication buffer resources with another process and has been chosen as the deadlock victim. Rerun the transaction.
Below is the deadlock which occurs when running a SELECT statement. I was puzzled by this dead locks as there is only a single process (spid 79) involved in the deadlock.
Somehow the SQL Server doesn't add any Deadlock graph event Profiler trace. The server is running SQL Server 2008 R2 with CU13.
deadlock-list
deadlock victim=process1675c508
process-list
process id=process1675c508 taskpriority=0 logused=10000 waittime=548 schedulerid=38 kpid=27844 status=suspended spid=79 sbid=0 ecid=1 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process16791dc8 taskpriority=0 logused=10000 waittime=548 schedulerid=40 kpid=38704 status=suspended spid=79 sbid=0 ecid=4 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process1675c748 taskpriority=0 logused=10000 waittime=512 schedulerid=38 kpid=44828 status=suspended spid=79 sbid=0 ecid=8 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process169c54c8 taskpriority=0 logused=10000 waittime=509 schedulerid=42 kpid=27836 status=suspended spid=79 sbid=0 ecid=12 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process1675cbc8 taskpriority=0 logused=10000 waittime=510 schedulerid=38 kpid=65656 status=suspended spid=79 sbid=0 ecid=10 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process16791048 taskpriority=0 logused=10000 waittime=510 schedulerid=40 kpid=64604 status=suspended spid=79 sbid=0 ecid=11 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process167aa988 taskpriority=0 logused=10000 waittime=548 schedulerid=41 kpid=14540 status=suspended spid=79 sbid=0 ecid=3 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process16791b88 taskpriority=0 logused=10000 waittime=512 schedulerid=40 kpid=66488 status=suspended spid=79 sbid=0 ecid=7 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process167aae08 taskpriority=0 logused=10000 waittime=510 schedulerid=41 kpid=48376 status=suspended spid=79 sbid=0 ecid=9 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process169c5288 taskpriority=0 logused=10000 waittime=548 schedulerid=42 kpid=58316 status=suspended spid=79 sbid=0 ecid=2 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process167abdc8 taskpriority=0 logused=10000 waittime=512 schedulerid=41 kpid=24712 status=suspended spid=79 sbid=0 ecid=6 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process169c5948 taskpriority=0 logused=10000 waittime=512 schedulerid=42 kpid=25404 status=suspended spid=79 sbid=0 ecid=5 priority=0 trancount=0 lastbatchstarted=2015-06-06T18:43:58.563 lastbatchcompleted=2015-06-06T18:43:57.640 clientapp=Microsoft SQL Server Analysis Services hostname=COLNJWN64AIO1 hostpid=1636 isolationlevel=read committed (2) xactid=1276779316 currentdb=5 lockTimeout=4294967295 clientoption1=671088672 clientoption2=128056
executionStack
frame procname=unknown line=3 stmtstart=12 sqlhandle=0x02000000fd55f61eb6f85919a8b250a4e371ca88466f0459
unknown
inputbuf
process id=process10e4692088 waittime=510 schedulerid=38 kpid=0
resource-list
exchangeEvent id=Port80c62700 WaitType=e_waitPortOpen nodeId=14
owner-list
owner id=process16791dc8
waiter-list
waiter id=process1675c508
exchangeEvent id=Port80c62700 WaitType=e_waitPortOpen nodeId=14
owner-list
owner id=process167aa988
waiter-list
waiter id=process16791dc8
exchangeEvent id=Port80c62b00 WaitType=e_waitPortOpen nodeId=50
owner-list
owner id=process169c54c8
waiter-list
waiter id=process1675c748
exchangeEvent id=Port80c63000 WaitType=e_waitPortOpen nodeId=52
owner-list
owner id=process1675cbc8
waiter-list
waiter id=process169c54c8
exchangeEvent id=Port80c63000 WaitType=e_waitPortOpen nodeId=52
owner-list
owner id=process16791048
waiter-list
waiter id=process1675cbc8
exchangeEvent id=Port80c63000 WaitType=e_waitPortOpen nodeId=52
owner-list
owner id=process167aae08
waiter-list
waiter id=process16791048
exchangeEvent id=Port80c62700 WaitType=e_waitPortOpen nodeId=14
owner-list
owner id=process169c5288
waiter-list
waiter id=process167aa988
exchangeEvent id=Port80c62b00 WaitType=e_waitPortOpen nodeId=50
owner-list
owner id=process1675c748
waiter-list
waiter id=process16791b88
exchangeEvent id=Port80c63000 WaitType=e_waitPortOpen nodeId=52
owner-list
owner id=process10e4692088
waiter-list
waiter id=process167aae08
exchangeEvent id=Port80c62700 WaitType=e_waitPortOpen nodeId=14
owner-list
owner id=process169c5948
waiter-list
waiter id=process169c5288
exchangeEvent id=Port80c62b00 WaitType=e_waitPortOpen nodeId=50
owner-list
owner id=process16791b88
waiter-list
waiter id=process167abdc8
exchangeEvent id=Port80c62b00 WaitType=e_waitPortOpen nodeId=50
owner-list
owner id=process167abdc8
waiter-list
waiter id=process169c5948
threadpool id=scheduler16760080
owner-list
owner id=process1675cbc8
owner id=process1675c748
owner id=process1675c508
waiter-list
waiter id=process10e4692088
Error: 1205, Severity: 13, State: 80.
Transaction (Process ID 79) was deadlocked on thread | communication buffer resources with another process and has been chosen as the deadlock victim. Rerun the transaction.
Suman