IBM Z Software


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z/TPF

Showing 306

inefficient dump viewer process

Improve dump view function when viewing all dumps The user had requested to view all dumps in the dump viewer. In looking at the IP trace, this process is horribly inefficient. TPFis only sending back 78 byte datagrams. In this example, TPF had se...
over 9 years ago in z/TPF Product Family / z/TPF 2 Delivered

VSN needed on TSIO message

When debugging tape issue with IBM support it would be very helpful if TSIO message would include the tape VSN that is on the drive at the time of the error. For example in this message which occurred as part of a tape I/O time out after 16 second...
almost 5 years ago in z/TPF Product Family / z/TPF 1 Delivered

mymalloc support

Reduce performance impact when an ECB obtains a large number of ECB heap buffers. Typically, the issue exists when an ECB obtains a large number of ECB heap buffers that have a small size such as 16 or 24 bytes. An API is needed for the user to ob...
almost 10 years ago in z/TPF Product Family / z/TPF 2 Delivered

Add DASD device level metrics to Continuous Data Collection (CDC)

Current state:CDC exports very limited metrics related to the DASD subsystem.- I/O service times are summarized (averaged) at the SSID level, which includes 32 devices on our systems but may include as many as 64 devices.o Because of this we can't...
almost 5 years ago in z/TPF Product Family / z/TPF 1 Delivered

Java support on zTPF

Need support to run standard Java (as used on zLinux) on the zTPF platform
almost 10 years ago in z/TPF Product Family / z/TPF 2 Delivered

stack validation

Customer is asking for stack validation.One thought may be to consider stack validation as part of C function trace. The concern here is the overhead. Thinking we want to keep C function trace as slim as possible. Another thoughts may be to have s...
almost 10 years ago in z/TPF Product Family / z/TPF 1 Delivered

Enable builtin optimization for sprintf() APIs

Currently the GCC compiler has –fno-builtin-sprintf enabled in the maketpf rules parameter file. This was introduced as a workaround for a bug in the GCC compiler in 2004, that bug was closed by GCC in 2005 (see bugzilla report: https://gcc.gnu.or...
almost 10 years ago in z/TPF Product Family / z/TPF 2 Delivered

Enable builtin optimization for isdigit() API

Proposal: Currently the GCC compiler has –fno-builtin-isdigit enabled in the maketpf rules parameter file. This was introduced as a workaround for a bug in the GCC compiler in 2004, that bug was closed by GCC in 2005 (see bugzilla report: https://...
almost 10 years ago in z/TPF Product Family / z/TPF 2 Delivered

Support Compression for z/TPF HTTP Server

With the increased usage of HTTP and REST provider on TPF, it would benefit customers to have compression enabled in the z/TPF HTTP server.
almost 5 years ago in z/TPF Product Family / z/TPF 1 Delivered

z/HTTP server send and receive buffer size.

The request is for a way to control the send and receive buffer size for each individual server that is using the tpf HTTP server. The HTTP server sets the send buffer size to 131072 in program chti1.c based on the IHTTPS_SEND_BUFFER_SIZE equate i...
almost 5 years ago in z/TPF Product Family / z/TPF 1 Delivered

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