Article View: comp.sys.transputer
Article #1884Re: iserver required although no I/O is done ?
From: Nigel Holder
Date: Thu, 21 Jan 1993 18:20
Date: Thu, 21 Jan 1993 18:20
45 lines
2292 bytes
2292 bytes
In article <1jjvtuINNgdb@nz12.rz.uni-karlsruhe.de> stud2@aifbmozart.aifb.uni-karlsruhe.de (Norbert Kuck) writes: >Hi out there ! > >I have a problem concerning the INMOS ANSI C toolset. I am using >a 4-transputer configuration, where all transputers are connected to >each other. Additionally, each transputer uses his link 0 to communicate >with his personal iserver. So I have to start 4 iservers on my host >and can watch all kinds of trace output from the net. Very nice. > >The problem is: Now that my program works better, I usually switch >the tracing off, so that only the root transputer does any host-I/O. >But I still have to start 4 iservers, otherwise the system hangs. > >To me it looks as if there is some mysterious communication between >iserver and transputer, even if I don't call any I/O-function. So if >there is no iserver there, the transputer will wait forever for the >iserver to respond. > >What can I do ? I would like to decide at configuration time if I >want a host connection or not. I'd very much appreciate if anybody >out there could give me a hint about that. > >Thanks in advance for your time - > >Norbert Kuck >stud2@aifb.uni-karlsruhe.de The full C run-time library communicates with the iserver in order to determine the command line arguments (argv). The reduced mode libraries do not. Are you configuring each transputer individually (each with a full run-time library) or as a network of 4 transputers ? -Nigel -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Nigel Holder, Software Group, INMOS Ltd Tel +44 454 616616 1000 Aztec West Fax +44 454 617910 Almondsbury UK: nigel@inmos.co.uk Bristol BS12 4SQ, UK. US: nigel@inmos.com "Lost in time like tears in rain. Time to die" Blade Runner
Technical Details
Message-ID:
<1993Jan21.182001.26251@titan.inmos.co.uk>Path:
arc1-ca.pugleaf.net!sparky!uunet!inmos!titan.inmos.co.uk!newsReferences:
<1jjvtuINNgdb@nz12.rz.uni-karlsruhe.de>Show Full Headers
Complete Article Headers
Newsgroups: comp.sys.transputer Path: arc1-ca.pugleaf.net!sparky!uunet!inmos!titan.inmos.co.uk!news From: nigel@dodo.inmos.co.uk (Nigel Holder) Subject: Re: iserver required although no I/O is done ? Message-ID: <1993Jan21.182001.26251@titan.inmos.co.uk> Keywords: QUESTION iserver C-toolset Sender: news@titan.inmos.co.uk Organization: INMOS Limited, Bristol, UK References: <1jjvtuINNgdb@nz12.rz.uni-karlsruhe.de> Date: Thu, 21 Jan 1993 18:20:01 GMT Lines: 45