z/OS is an Operating System for IBM System 390 family of mainframes

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Process identifier mask in z/OS

I've noticed a curious pattern to process identifier numbers on the z/OS system I'm working on (uname reports it as OS/390), they're either 1-4 digits long or 8 digits long but never in between. The ...
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Query Memory available in zVM

Can a user of a zVM virtual machine query the allocated memory size (VM RAM size?), from USS? I've had some success getting the CP info using oeconsol "d m=cpu". While some sources suggest that the ...
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Is it possible to enable WLM for Stored Procedures through DB2 on z/OS

If core WLM is not available for all built-in Stored Procedures in a DB2 on z/OS, would it be at all possible for a DB2 user with all privileges to setup the core WLM environments through a CLPPlus ...
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Mounting a mainframe file system on Unix (or vice versa)

We have a data conversion project where the overall process works this way: Mainframe legacy application will extract out their data into flat text files. Our application (running on AIX) will FTP ...
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UID/username lookup on IBM z/os USS

How can I associate a UID to a specific username on IBM z/OS Unix System Services? Within USS, I see content created in my user space which I do not own. File ownership lists a three digit ...
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124 views

virtualize BS2000/Posix or z/OS

Is it possible to create a virtual instance of either BS2000/Posix or z/OS on libvirt KVM, or any other virtualization platform? I have been asked to provide this so that software can be tested within ...
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Can I run grep against a zOS dataset via Unix system services?

I have a search I'd like to run against a zOS dataset, and I know how to form the grep command. I have access to the machine via Unix system services, how to I address a dataset from that ...