On Mon, Mar 27, 2017 at 12:06 PM, Peter Hunkeler <[email protected]> wrote:
> > > >> How grown application written in ASM and C. Works fine since years, > except > >> for some "out of socket descriptor" problems every now and them. I was > >> asked to help finding the cause of S23E or S53E (both DETCH) abends > since > >> the developer tries to fix the above "ourt of socket descriptor" > problem. > >> > > > >What is the code in R15? Just as a guess, for the S23E, I'd bet it's > x'08' > >which says "tasking being DETACH'd is not a subtask of the task doing the > >DETACH". > > > Sorry for having forgotten to write this. > > > The S23E had reason 00, meaning "The protection key of the address does > not match the key of the issuer of the DETACH." Interesting, isn't it? > > > The S53E doesn't have different reasons. One of the possible causes listed > in the manual is: "The protection key of the address does not match the key > of the issuer of the DETACH." Seems likely since I see an S202 in the > system trace before. I'm not in the office now, and I can't remember the > S202's reason code for sure. I think it was 00, meaning "The system found > an incorrect address for a request block (RB) in the 3 low-order bytes of > the ECB specified by the problem program." > Hum, could be the ECB has been overlain. Or that it is not currently being WAIT'd upon. What are the entire 4 bytes of the ECB value (in hex please [grin]). values are described here: https://www.ibm.com/support/knowledgecenter/SSLTBW_2.2.0/com.ibm.zos.v2r2.iead100/iead100658.htm > > > I know the program does subtasking via ATTACH and DETACH. Unfortunately, I > only have an vague idea what the program does but don't have a clue (yet) > how it exactly works. In fact there seems to be no-one left in the company > who does. > > > I would open a PMR with IBM asking for help, but thanks to great > management, we are not allowed to send dumps. Therefore I have to get at > least a basic understanding to be able to describe the symptoms good enough > before I can even think of opening a PMR. > > > -- > Peter Hunkeler > -- "Irrigation of the land with seawater desalinated by fusion power is ancient. It's called 'rain'." -- Michael McClary, in alt.fusion Maranatha! <>< John McKown ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
