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#1. SQLREP Capture Program problem There is no way to replay a single registration from DB2 log. Currently it is all or nothing when it comes to starting Capture from a synch point. This is a problem because customers want to have the ability for ...
Kafka evolves as a platform for real time data streaming, analytics, and event processing. For enterprise customers the challenge is to let data originating on IBM z flow to Kafka. Popular options are Kafka APIs, MQ, data replication. Only data re...
Reduce the number of Db2 threads when replicating table with XML column
When a table with a XML column is replicated, we observed a high number of SMF Db2 accounting records, one for each row that a have a XML column.
The records are due to Db2 threads created by the replication process.
As the Db2 SMF records are g...
Display of replication throughput per subscription
Today Q Apply stores detailed performance statistics on queue level. This idea raises the request to store certain Q Apply throuput statistics (like rows_processed) on subscription level. Background: Today it is very difficult / sometime impossibl...
Customer met poor performance of spill agent issue recently. And would like to request this enhancement.The idea can be either below :1) The spill agent runs on multiple threads2) Multiple spill agents serve for one spill queue
Qrep is used to replicate data from z to distributed environment, ICBC found the Qrep apply log keep to increase and cause the difficult in operation management, so they request Qrep to enable the log split function on the apply site. they expect ...
IIDR STOPQ/STARTQ request should be executed in parallel beyond the queue
IIDR STOPQ/STARTQ command is isssued from customer created automated process. They are isssued for 5 queues in parallel.Customer's STARTQ will be isssued without minitoring if the previous STOPQ queue is complete through MSGASN7176I. If STOPQ proc...
To enable capture log buffer flush periodically (Infosphere Replication Server)
Sometimes, there are too small data to replicate but busy logging which are not interested in. Q Capture log read should be quick enough even busy logging. Customer request the periodical flush of log buffer(logrdbufsz) with optional new parameter.
z/OS has 65536 code page for Chinese character. CAST_TO_VARCHAR2 does not make any change in character. But the expression with Chinese character causes performance problem. For character in RAW to VARCHAR2, Qrep should ignore the expression CAST_...
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