Team,
We are facing regular issues of sql not responding and even DAC is not possible for us in SSMS , when we checked error logs we can see an stack dump error as below, restarting the SQL service also doesn't help and sometimes only restart of the server helps.
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Current time is 08:47:31 03/20/14.
=====================================================================
BugCheck Dump
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This file is generated by Microsoft SQL Server
version 10.50.4000.0
upon detection of fatal unexpected error. Please return this file,
the query or program that produced the bugcheck, the database and
the error log, and any other pertinent information with a Service Request.
Computer type is Intel(R) Xeon(R) CPU E5649 @ 2.53GHz.
Bios Version is IBM - 0
24 X64 level 8664, 2 Mhz processor (s).
Windows NT 6.1 Build 7601 CSD Service Pack 1.
Memory
MemoryLoad = 15%
Total Physical = 65524 MB
Available Physical = 55319 MB
Total Page File = 131047 MB
Available Page File = 118381 MB
Total Virtual = 8388607 MB
Available Virtual = 8320704 MB
**Dump thread - spid = 0, EC = 0x0000000000000000
***Stack Dump being sent to C:\Program Files\Microsoft SQL Server\MSSQL10_50.MSSQLSERVER\MSSQL\LOG\SQLDump0003.tx
t
* *******************************************************************************
*
* BEGIN STACK DUMP:
* 03/20/14 08:47:31 spid 11456
*
* Deadlocked Schedulers
*
* *******************************************************************************
* -------------------------------------------------------------------------------
* Short Stack Dump
2014-03-20 08:47:31.46 Server **Dump thread - spid = 0, EC = 0x0000000000000000
2014-03-20 08:47:31.46 Server ***Stack Dump being sent to C:\Program Files\Microsoft SQL Server\MSSQL10_50.MSSQLSERVER\MSSQL\LOG\SQLDump0003.txt
2014-03-20 08:47:31.46 Server * *******************************************************************************
2014-03-20 08:47:31.46 Server *
2014-03-20 08:47:31.46 Server * BEGIN STACK DUMP:
2014-03-20 08:47:31.46 Server * 03/20/14 08:47:31 spid 11456
2014-03-20 08:47:31.46 Server *
2014-03-20 08:47:31.46 Server * Deadlocked Schedulers
2014-03-20 08:47:31.46 Server *
2014-03-20 08:47:31.46 Server * *******************************************************************************
2014-03-20 08:47:31.46 Server * -------------------------------------------------------------------------------
2014-03-20 08:47:31.46 Server * Short Stack Dump
2014-03-20 08:47:31.57 Server Stack Signature for the dump is 0x0000000000000232
2014-03-20 08:47:41.09 Server External dump process return code 0x20000001
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