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Questions tagged [zos]

z/OS is a 64-bit operating system that runs on IBM's traditional mainframe hardware, also known as System z.

z/OS, along with zLinux, zTPF, z/VSE and z/VM, is an operating system which runs on IBM's System z hardware.

This tag should be used when asking questions related to the specific operating system z/OS, associated tags may be mainframe, cics or db2 (provided you're talking about the mainframe versions of those products).

A descendant of OS/360, a primary design premise is backward compatibility. Application programs dating from the 1970s continue to run unaltered on modern z/OS systems.

IBM provides the z/OS basic skills education Knowledge Center, click on the table of contents link for a list of topics.

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Achieving MQ functionality on z/OS using ActiveMQ

I am trying to validate if the WebsphereMQ feature (MQ Triggering) for remote execution of commands on z/OS can be achieved using ActiveMQ. Broadly, I think this will require custom java coding to leverage new frameworks/libs like JCICS (I think…
ZeroGraviti
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Legstar module for mainframe connectivity

We don't have CICS Tx Gateway installed but do have CICS Tx Server. I want to know if Legstar can connect from an ESB like (Mule,Camel,JBossESB,WSO2) to the z/OS mainframe using this module to CICS Transaction Server. Alternatively, if there are…
ZeroGraviti
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Mule ESB z/OS integration

Needed some information on mainframe integration from Mule ESB Enterprise v 3.4 with z/OS. We don't have CICS Transaction Gateway setup and are using CICS Transaction Server v 3.2. Please let me know if there is an out-of-the-box way to achieve this…
ZeroGraviti
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WSO2 ESB connectivity CICS Transaction Server

Need to know if WSO2 ESB can integrate with CICS Transaction Server v 3.2 on a z/OS mainframe. TIA.
ZeroGraviti
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How to extract (import) data from a mainframe dataset to excel table

I want to build a little application that calculates the critical batch of a batch flow. As input I need to use a Mainframe dataset. If possible, being dynamic, that is, I can choose the fields that apply at the time. I've searched the internet…
csbl
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SOAPHTTPNV on Db2 9.1 zos

I'm calling a webservice from Db2 9.1 on zOS using function SOAPHTTPNV. The result comes back ok, but the webservice is called multiple times, once for every row in the resultset (or occurrence of element ROW in the response). Why is that ? The…
user1943261
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What is Program Properties Table in z/OS?

I understood that PPT have entries for accessing protected resource by applications. What kind of entries does it maintain? Is it like, which program can access and which couldn't. Also applications needs to bypass password. What does that mean by…
Pravin Agre
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How do I return the system date or datetime in DB2 for Z/OS?

How do I return the system date or datetime in DB2 for Z/OS using SQL? I am more familiar with SQL Server, where I would use "SELECT getdate()". I've tried a few permutations of this on DB2, but with no luck so far. Seems like I need a predicate,…
FremenFreedom
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How to "sleep" in mainframe COBOL?

I think I'm using Enterprise COBOL for z/OS. What's a technique to emulate the functionality of, for example, the standard C library's sleep() function?
feuGene
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DB2 z/OS update by list

i have a list of 3k ID's in text file. I should find rows with such ID's and update them. I would expect to work something like WITH RECORD_ID (ID) AS ( '12345', ... '32134') UPDATE MY_TABLE T SET T.NAME = REPLACE(T.NAME, X'03', '') WHERE EXISTS…
Ruslan
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DB2 V9 ZOS - Performance tuning

Background Currently I am using DB2 V9 version. One of my stored procedure is taking time to execute. I looked BMC apptune and found the following SQL. There are three tables we were using to execute the following query. ACCOUNT table is having…
bv79
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DB2 leading zeroes

How to trim only zeroes in a leading position in a string? I'm writing a DB2 script that removes all leading zeroes from a string that could be only 13 characters long. What I wrote so far: ltrim(replace(Field, '00000','')) That works as…
Hellye
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How to schedule a sub jcl from main jcl

For Example while executing and running up a cobol db2 program we need to submit mutilpe jcl, so need to bring all those sub-jcl under my main jcl, so that i need to submit only one jcl and compilation and execution are done. …
GAURAV HIRAN
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FTP with command to mainframe dataset

Is there a way to FTP a file to a mainframe dataset and run a command like this? "SITE RECL=150" I was able to do it with an FTP library called Fluent FTP. Are there any other free libraries that support this or another way to do it with code…
user3266638
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fork() failing repeatedly

I was trying to create a child process using fork but it is repeatedly returning -1, I tried to found the causes and I came to this: Fork() will fail and no child process will be created if: [EAGAIN] The system-imposed limit on the total…
Agrudge Amicus
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