Wednesday, May 1, 2013

Ring Buffer




;WITH connectivity_ring_buffer as
(SELECT
record.value('(Record/@id)[1]', 'int') as id,
record.value('(Record/@type)[1]', 'varchar(50)') as type,
record.value('(Record/ConnectivityTraceRecord/RecordType)[1]', 'varchar(50)') as RecordType,
record.value('(Record/ConnectivityTraceRecord/RecordSource)[1]', 'varchar(50)') as RecordSource,
record.value('(Record/ConnectivityTraceRecord/Spid)[1]', 'int') as Spid,
record.value('(Record/ConnectivityTraceRecord/SniConnectionId)[1]', 'uniqueidentifier') as SniConnectionId,
record.value('(Record/ConnectivityTraceRecord/SniProvider)[1]', 'int') as SniProvider,
record.value('(Record/ConnectivityTraceRecord/OSError)[1]', 'int') as OSError,
record.value('(Record/ConnectivityTraceRecord/SniConsumerError)[1]', 'int') as SniConsumerError,
record.value('(Record/ConnectivityTraceRecord/State)[1]', 'int') as State,
record.value('(Record/ConnectivityTraceRecord/RemoteHost)[1]', 'varchar(50)') as RemoteHost,
record.value('(Record/ConnectivityTraceRecord/RemotePort)[1]', 'varchar(50)') as RemotePort,
record.value('(Record/ConnectivityTraceRecord/LocalHost)[1]', 'varchar(50)') as LocalHost,
record.value('(Record/ConnectivityTraceRecord/LocalPort)[1]', 'varchar(50)') as LocalPort,
record.value('(Record/ConnectivityTraceRecord/RecordTime)[1]', 'datetime') as RecordTime,
record.value('(Record/ConnectivityTraceRecord/LoginTimers/TotalLoginTimeInMilliseconds)[1]', 'bigint') as TotalLoginTimeInMilliseconds,
record.value('(Record/ConnectivityTraceRecord/LoginTimers/LoginTaskEnqueuedInMilliseconds)[1]', 'bigint') as LoginTaskEnqueuedInMilliseconds,
record.value('(Record/ConnectivityTraceRecord/LoginTimers/NetworkWritesInMilliseconds)[1]', 'bigint') as NetworkWritesInMilliseconds,
record.value('(Record/ConnectivityTraceRecord/LoginTimers/NetworkReadsInMilliseconds)[1]', 'bigint') as NetworkReadsInMilliseconds,
record.value('(Record/ConnectivityTraceRecord/LoginTimers/SslProcessingInMilliseconds)[1]', 'bigint') as SslProcessingInMilliseconds,
record.value('(Record/ConnectivityTraceRecord/LoginTimers/SspiProcessingInMilliseconds)[1]', 'bigint') as SspiProcessingInMilliseconds,
record.value('(Record/ConnectivityTraceRecord/LoginTimers/LoginTriggerAndResourceGovernorProcessingInMilliseconds)[1]', 'bigint') as LoginTriggerAndResourceGovernorProcessingInMilliseconds,
record.value('(Record/ConnectivityTraceRecord/TdsBuffersInformation/TdsInputBufferError)[1]', 'int') as TdsInputBufferError,
record.value('(Record/ConnectivityTraceRecord/TdsBuffersInformation/TdsOutputBufferError)[1]', 'int') as TdsOutputBufferError,
record.value('(Record/ConnectivityTraceRecord/TdsBuffersInformation/TdsInputBufferBytes)[1]', 'int') as TdsInputBufferBytes,
record.value('(Record/ConnectivityTraceRecord/TdsDisconnectFlags/PhysicalConnectionIsKilled)[1]', 'int') as PhysicalConnectionIsKilled,
record.value('(Record/ConnectivityTraceRecord/TdsDisconnectFlags/DisconnectDueToReadError)[1]', 'int') as DisconnectDueToReadError,
record.value('(Record/ConnectivityTraceRecord/TdsDisconnectFlags/NetworkErrorFoundInInputStream)[1]', 'int') as NetworkErrorFoundInInputStream,
record.value('(Record/ConnectivityTraceRecord/TdsDisconnectFlags/ErrorFoundBeforeLogin)[1]', 'int') as ErrorFoundBeforeLogin,
record.value('(Record/ConnectivityTraceRecord/TdsDisconnectFlags/SessionIsKilled)[1]', 'int') as SessionIsKilled,
record.value('(Record/ConnectivityTraceRecord/TdsDisconnectFlags/NormalDisconnect)[1]', 'int') as NormalDisconnect
--record.value('(Record/ConnectivityTraceRecord/TdsDisconnectFlags/NormalLogout)[1]', 'int') as NormalLogout
FROM
( SELECT CAST(record as xml) as record
FROM sys.dm_os_ring_buffers
WHERE ring_buffer_type = 'RING_BUFFER_CONNECTIVITY') as tab
)
SELECT c.RecordTime,m.[text],*
FROM connectivity_ring_buffer c
LEFT JOIN sys.messages m ON c.SniConsumerError = m.message_id AND m.language_id = 1033
ORDER BY c.RecordTime DESC

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