IBM Z Hardware and Operating Systems Ideas Portal


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z/VM

Showing 76

MONWRITE should permit a filemode with the CLOSE option on the DISK operand

The MONWRITE utility permits you to specify the filename, filetype, and filemode on the DISK operand OR you can specify CLOSE on the DISK operand. However, if you want to use CLOSE you can not specify the filemode and the output always goes to the...
about 1 year ago in z/VM 1 Delivered

Allow DIRMAINT to sense actual physical volume sizes when volumes are added to available disk pools

Any DIRMAINT user
over 1 year ago in z/VM 6 Delivered

More than 2TB memory limit for z/VM

Customer's Oracle DB 19c is growing rapidly as the end-users increase from 14k to 20k. In the coming year, they expect to reach 60k users. More memory is required to eliminate performance and log-in issues. The current z/VM 7.2 LPAR only has 2TB r...
almost 2 years ago in z/VM 1 Delivered

CMS Tape I/O 64K buffer relief

The current bottleneck with z/VM tape processing is tape I/O block size which is currently limited to 64K. Newer VTS hardware technology is not restricted in this way. IBM analysis shows that performance would improve significantly by reducing I/O...
almost 3 years ago in z/VM 2 Delivered

zHPF phase 1 support for normal minidisks,not only for fullpack minidisks in z/VM, so that it can be used by z/VSE V6.2 guest

For better I/O performance I need strongly the zHPF support in z/VSE V6.2 for my DL/1 database minidisks. These disks are normal minidisks and NOT fullback minidisks. But because "a few zHPF features are limited to fullpack minidisks or attached D...
about 5 years ago in z/VM 1 Delivered

Reduction CPU cost for Set Rdev command of z/VM

zLinux on z / VM is running integrated DB server with 24 x 365. When adding DASD etc., I use dynamic I / O Reconfig function.In order to connect the new DASD to the z / VM system running at 24 x 365 and recognize it, the SET RDEV command is execut...
over 5 years ago in z/VM 1 Delivered

*VMEVENT

Create *VMEVENT records when real devices are attached, detached or changed in a userid. i.e. real device xxxx is attached as virtual device yyy.Create a *VMEVENT recordNow the user does CP DEFINE yyy AS zzzCreate another *VMEVENT recordNow the us...
almost 6 years ago in z/VM 2 Delivered

Add FEAT command to FTP server

Add support for FEAT command to FTP server on z/VM
almost 6 years ago in z/VM 3 Delivered

Add CAC Support to SSL Server

We rely on a CMS based application web server to handle HTTPS connections. The web server is assembler based, and uses the IUCV socket APIs to communicate with z/VM TCP/IP. The web server currently supports SSL natively with client certificate aut...
about 6 years ago in z/VM 1 Delivered

RMSSERV.EXEC check for MACHINE ESA

When the directory for RMSMASTR is set to MACHINE ESA or when using a system default (GLOBALOPTS MACHINE ESA) without additional MACHINE statements the RMSMASTR startup fails. DFSMS/VM RMSSERV EXEC checks for MACHINE XA or XC but not for ESA. Sinc...
over 6 years ago in z/VM 0 Delivered

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