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IBM Z Software


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z/TPF

Showing 434

CC3 option for catastrophic after x mods down

TPFUG_Req_Number: S99015Contact Originator Id: John KucseraAbstract: Establish a SIPGEN option to take CPU down (cycle 1052 state and/or catastrophic) if "X" Mods are lost in "Y" timeframe.Description: This is a small change to CC3 processing. Hum...
over 10 years ago in z/TPF Product Family / z/TPF 3 Not under consideration

Support of Jumbo Frames and MTU Discover For zTPF

My client wishes to convert from MTU = 1492 to MTU - 8992 aka Jumbo Frames. Need zTPF to support a TCPIP packet size of 9000 by allowing the zTPF MTU setting to be increased from 3480 to 8992. Also required is the enablement/support of MTU Discovery.
over 10 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

Request for USER FIELD TWO in IDSXFC

Control Transfer Block (IDSXFC) currently contains a USER FIELD ONE (XFCUSER) that is defined as a fullword at displacement X'A8'. The next field is XFCEVNAM that is defined as a doubleword at displacement X'B0'. We are interested in utilizing the...
over 10 years ago in z/TPF Product Family / z/TPF 3 Not under consideration

Enhance ZIDOT DISP Storage for Dump display

This enhancement is to provide: !) Easy dump size vislbility per keyword assigned to dump numbers via normal ZIDOT DISP Storage "dump name" entry 2) Provide potential total size of dump. Size could be Max and Min values depending on keywords (such...
over 10 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

Process tape queue in between dumps

In the case of excessive dumping, we would like to see a change where IBM will drain or process some of the tape queue in between each dump. IBM reviewed this request in the past, indicated that they agree with this need, and requested an RFE be o...
over 10 years ago in z/TPF Product Family / z/TPF 3 Not under consideration

Preserve DBA and dumps when force deac is done

HP has various scenarios where there is a need to force deac a processor, and in those cases, we'd like to preserve the dumps. With streaming dumps, or a processor hang, as well as in the case of a catastrophic dump, it typically makes sense in ou...
over 10 years ago in z/TPF Product Family / z/TPF 3 Not under consideration

TPFAR DDM limit and version.

This includes two enhancements request for TPFAR. 1) Some programs have too many columns to insert/update to allow a run time bind. The maximum DDM commands for TPFAR is 100. A program doing an INSERT/UPDATE for up to 94 columns, with static bindi...
over 10 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

Socket connect() user exit

Would like to be able to interrogate and possibly take action on particular connect() return codes for certain IP destinations.
over 10 years ago in z/TPF Product Family / z/TPF 4 Not under consideration

ZRECP DUMP ecb value needs to be tunable

The ZRECP DUMP process is a heavy resource user. The Max ECB level needs to be tunable. The exising max of 250 ECBs is too high for some systems. No two TPF systems run the same, and we need the ability to tune this accordingly.
over 10 years ago in z/TPF Product Family / z/TPF 3 Not under consideration

GDS 64K cylinder restriction

With GDS support you are limited to 64K cylinders (2 byte field) per dataset. This maxes out at a 46G file. This restriction needs to be lifted due to increasing file size.
over 10 years ago in z/TPF Product Family / z/TPF 3 Not under consideration