IBM Z Software


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z/TPF

Showing 438

Separate counts by OSA for ZTTCP STATs display

On systems with multiple OSAs defined, exception counts (out of order, retransmit, fast retransmit, etc.) are accumulated and displayed together making it difficult to identify or troubleshoot which osa card is having an issue when the counts star...
about 11 years ago in z/TPF Product Family / z/TPF 4 Not under consideration

Display of all items in the CRPA area

Add a display of all items in the CRPA areas.
over 5 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

maloc enhancements

Improvements need to be make when working with the avl5 list as it deals with fragmentation . Plus additional data collection reports need to be made available to better detect and analysis the issue. In this case there was an application requesti...
about 11 years ago in z/TPF Product Family / z/TPF 3 Not under consideration

ZVFAC USAGE to show files and finds rather than simply accesses

The ZVFAC USAGE display gives total accesses which includes both find and file activity, for more clarity the display could be enhanced to show separate totals for file and find type accesses.
over 11 years ago in z/TPF Product Family / z/TPF 8 Not under consideration

VFA performance suggestion

Whilst testing an application that issues thousands of FILECs on a specific VFA Immediate file address we saw the ZVFAC USAGE display never showed more than one access.This is because VFA uses a new buffer if the current one has the write active b...
over 11 years ago in z/TPF Product Family / z/TPF 4 Not under consideration

Internet Daemon Configuration File (IDCF) - Allow the ability to specify on which I-stream an Internet Server will start

When altering or adding an Internet server appication entry to the IDCF, allow the ability to specify on which I-stream that server will start.
over 11 years ago in z/TPF Product Family / z/TPF 3 Not under consideration

Implement gRPC / Protocol Buffers for native support (C/C++ interface) in zTPF

We would like to make use of a streaming network protocol such as gRPC / Protocol Buffers. Currently we running into to issues with blocking protocols such as HTTP/S. We are looking at using gRPC under Java on zTPF but concerned with the performan...
over 5 years ago in z/TPF Product Family / z/TPF 1 Future consideration

OSA polling when nearing the depletion of IPMT blocks

Enhancement to shutdown OSA polling when nearing the depletion of IPMT blocks. This occurs today when polling during dump processing, but is not done in the mainline polling path. To prevent complete depletion of IPMTs by OSA polling and possible ...
over 11 years ago in z/TPF Product Family / z/TPF 3 Not under consideration

Increase max ordinals per chain chase ECB (RANGE Option)

The max interval of ordinals Recoup can chain chase per root ECB is 65535. This is very beneficial when chain chasing wide/shallow structures. Increasing this maximum would allow Recoup runtimes to further benefit from this support.
over 5 years ago in z/TPF Product Family / z/TPF 1 Not under consideration

Leverage Spare bits in FARF6 Addressing to support wider DBs

Currently 32 bits are reserved for a variable size ordinal number in an 8 Byte FARF6 address. With this layout, a FARF6 fixed file face type can have at max 4,294,967,294 ordinals allocated. There are currently spare bits available in the addressi...
over 5 years ago in z/TPF Product Family / z/TPF 2 Not under consideration

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