User guide

General IBM InfoSphere Information Server related issues
These are the general issues for IBM InfoSphere Information Server that is required
for Alcatel-Lucent 5620 SAM LogToFile 2.3.0.0 Technology Pack.
Troubleshooting IBM InfoSphere Information Server
installations
You can resolve all installation problems, with this information.
For all troubleshooting problems with installation, see http://
publib.boulder.ibm.com/infocenter/iisinfsv/v8r7/topic/
com.ibm.swg.im.iis.productization.iisinfsv.install.doc/topics/
wsisinst_ts_is_container.html. You can find more troubleshooting information in the
information centers and customer support technical notes for various product
modules and components.
DataStage job stops running because of insufficient buffer
size
Symptoms
When the buffer size is insufficient, you might encounter a unrecoverable error and
the job stops running. You receive the following error:
The record is too big to fit in a block; the length requested is: 131952, the max block
length is: 131072
Causes
You receive this error if the record length exceeds the block size.
Resolving the problem
To resolve this issue, increase the APT_DEFAULT_TRANSFER_BLOCK_SIZE accommodate
the size. For more information about how to increase the size of this parameter, see
http://www-01.ibm.com/support/docview.wss?uid=swg21386618.
How to turn off the keepAlive message flag
By default, the keepAlive message flag is turned on. You can manually turn off this
flag.
Symptoms
When you do not see the keepAlive messages that are coming in, the daemon
process might get restarted. To avoid that, you can turn off the keepAlive message
flag.
Resolving the problem
To turn off the keepAlive message flag, follow these steps:
1. In the IBM InfoSphere DataStage and QualityStage Designer. Double-click the
Job. The job opens in canvas.
2. Stop the Job.
3. Right-click the Monitor_Stage and select Properties.
4. In the Monitor_Stage -JTransformerPX stage window, click the Properties tab.
5. Update the parameter sam_keepalive_max_missed from1to0.
6. Click OK.
7. Compile and restart the Job.
Chapter 11. Troubleshooting Alcatel-Lucent 5620 SAM LogToFile Technology Pack 81