IBM Z Software


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z/TPF

Showing 439

(TPFUG/Visa) New user exit to avoid SNAP CPSI ECB generation

SNAPC processing CXFRC's a new ECB to CPSI even if the SNAP is being suppressed (ZASER S NODUPL or ZIDOT SUPPRESS etc). A check is done to ensure at least 6% ECBs/frames are available so this processing should not cause an outage, but it can resul...
over 4 years ago in z/TPF Product Family / z/TPF 0 Future consideration

z/TPF support for Link Time Optimization

GCC compiler support for Link Time Optimization was announced in October 2014. We would like to utilize that support to improve run-time performance of TPF applications writen in C/C++.
about 9 years ago in z/TPF Product Family / z/TPF 1 Not under consideration

Add new WTOPC User Exit to allow special WTOPC SVC monitoring

Require a WTOPC CP cedi.cpy User Exit to monitor WTOPC's issued at high rates. User exit must be called with the WTOPC Reconstructed Plist area completed.
about 9 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

Enhance ZSOCK INACT to close sockets in Input List Shutdown

Enhance ZSOCK INACT to close sockets in Input List Shutdown to free up socket related resources quickly and provide a faster way to get out of ILS. Currently ZSOCK INACT has resource checks that stop closing of sockets in a quick manner.We suggest...
over 4 years ago in z/TPF Product Family / z/TPF 0 Future consideration

Track the number of heap requests and releases for AVL1-5 per ECB

Add 5 ECB counters to track the number of ECB heap requests (malloc/calloc/ralloc) for each of the AVL1-5 chains.Add 5 ECB counters to track the number of releases of ECB heap for each of the AVL1-5 chains.Add the new counters to ZMOWN.
over 9 years ago in z/TPF Product Family / z/TPF 3 Planned for future release

(TPFUG/Visa) Need a ways to see both control and location information for RSH buffers

PJ45598 provided support for recoverable system heap. The support allows for a request for recoverable system heap to be serviced from 64 bit system heap if there isn't enough room in the preallocated RSH area. ZDSHP FIND displays information abou...
over 4 years ago in z/TPF Product Family / z/TPF 0 Future consideration

MQ Trace needs some improvements for better Customer support

During an issue where we needed to provide IBM with MQ traces we had a difficult time getting these. Having to take the RTA and mount on a linux system doesn't work for us, so we had to copy the VTS RTA tape to a VTAPE volume and to use on Linux i...
over 9 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

Native IpV6 support on ZTPF

ORIGINATOR: Chevelle Strobel, Alex Renko chevelle.strobel@irs.gov, alexander.p.renko@irs.gov, REQUIREMENT ABSTRACT z/TPF needs to support an IP Version 6 stack in parallel with IPv4 since the computing industry is moving in that direction. REQUIRE...
over 9 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

build a TPF specific code scanner for RTC Enterprise Extensions

The OOTO asm scanner that is provided with RTC Enterprise Extensions - Impact Analysis does not account for zTPF specific type of dependencies.
over 9 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

Populate ICOW owner ID with C-O-W program exception address

Currently there is no tool to identify the exact location of a Copy on Write exception only the program name.This suggestion involves a three line update in CPSE to add the COW exception program old PSW address as the low order owner ID of the XMB...
almost 5 years ago in z/TPF Product Family / z/TPF 1 Future consideration

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