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von Stefan Winter
16. Mai 2017 17:50
Forum: Archiv
Thema: Exam Review
Antworten: 1
Zugriffe: 1626

Re: Exam Review

Hi,

we've just announced it on our web site. May 24th, 10-12, in S2|02 E202. Groups of 15; 25 minutes review time. Please bring an ID and student ID.

Cheers,
Stefan
von Stefan Winter
8. Mai 2017 11:53
Forum: Archiv
Thema: Reexam in the Summerterm?
Antworten: 1
Zugriffe: 311

Re: Reexam in the Summerterm?

Hi,

yes, we're planning to offer a re-exam. Details will be poster on the course web site as soon as we enter the planning phase.

Cheers,
Stefan
von Stefan Winter
1. Feb 2017 11:20
Forum: Archiv
Thema: reference solutions to the exercises
Antworten: 2
Zugriffe: 543

Re: reference solutions to the exercises

Hi,

are there any exercise problems that have not been discussed in the exercise sessions in sufficient detail?

Cheers,
Stefan
von Stefan Winter
22. Aug 2016 08:53
Forum: Archiv
Thema: Lost messages (Exercise 5.7)
Antworten: 1
Zugriffe: 1675

Re: Lost messages (Exercise 5.7)

Hi Jakob, My question is now (for exercise 5.7): Why is M3 not a lost message, if a Crash at position B occurs? I seem to remember it has sth to do with P2 not having a checkpoint after send, but I do not quite get it. me neither. M3 is not a lost message for any combination of checkpoints across it...
von Stefan Winter
19. Aug 2016 13:14
Forum: Archiv
Thema: Exercise 9-5.(d)
Antworten: 5
Zugriffe: 447

Re: Exercise 9-5.(d)

Hi Luo, the backup() process executes the waitpid and OOM killer kills the child that's incorrect. I think you may have some misconception how process creation in the backup function works. Check this out: http://pubs.opengroup.org/onlinepubs/9699919799/functions/fork.html Especially pay attention t...
von Stefan Winter
19. Aug 2016 10:30
Forum: Archiv
Thema: Exercise 9-5.(d)
Antworten: 5
Zugriffe: 447

Re: Exercise 9-5.(d)

Hi Luo,

you're a bit off the right path here. Maybe this helps: Which process executes the waitpid instruction? Which process is OOM-killed then?

Cheers,
Stefan
von Stefan Winter
18. Aug 2016 17:46
Forum: Archiv
Thema: Exercise doubts - Ex8
Antworten: 3
Zugriffe: 361

Re: Exercise doubts - Ex8

Hello,

your understanding is not correct.

Next hint:
  • One S capital letter in SSDL and STRP stands for "statement".
Besides that, please not that we usually specify the numbers that remain in the mutants.

Cheers,
Stefan
von Stefan Winter
18. Aug 2016 17:13
Forum: Archiv
Thema: Exercise doubts - Ex8
Antworten: 3
Zugriffe: 361

Re: Exercise doubts - Ex8

Hello,

here are two hints:
  • SSDL and STRP generate the same number of mutants.
  • The given function definition comprises less than 12 statements.
HTH,
Stefan
von Stefan Winter
18. Aug 2016 10:42
Forum: Archiv
Thema: Robustness vs Fault Tolerance
Antworten: 2
Zugriffe: 445

Re: Robustness vs Fault Tolerance

Hi Jakob, for terminology, I recommend http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1335465 . In a nutshell, the difference is that fault tolerance refers to the continuation of correct operation in the presence of faults in general, whereas robustness refers to the continuation of correct o...
von Stefan Winter
20. Aug 2015 18:58
Forum: Jobs
Thema: Tutor positions for operating systems course
Antworten: 2
Zugriffe: 337

Re: Tutor positions for operating systems course

The exercise tutor positions are filled, but the lab tutor positions are still available. Hours are negotiable.

Cheers,
Stefan
von Stefan Winter
4. Aug 2015 11:16
Forum: Jobs
Thema: Tutor positions for operating systems course
Antworten: 2
Zugriffe: 337

Re: Tutor positions for operating systems course

Please also state whether you apply for the exercise or lab tutor position in your application mail.

Thanks!

Stefan
von Stefan Winter
30. Jul 2015 14:13
Forum: Jobs
Thema: Tutor positions for operating systems course
Antworten: 2
Zugriffe: 337

Tutor positions for operating systems course

Hello, we are looking for tutors to assist us with exercise and lab supervision for the OS course next semester. Applicants should have very solid knowledge of OS concepts as taught in our course. Lab tutors should have good knowledge of the C programming language and ideally experience writing Linu...
von Stefan Winter
17. Mai 2013 17:01
Forum: Abschlussarbeiten
Thema: MS thesis: Static Fault Analysis
Antworten: 0
Zugriffe: 203

MS thesis: Static Fault Analysis

Hi,

the DEEDS group and the Secure Software Engineering group offer a jointly supervised MS thesis on software fault emulations based on a static analysis approach. Please see the attached thesis proposal for details.

Cheers,
Stefan
von Stefan Winter
12. Okt 2011 07:54
Forum: Archiv
Thema: Aufzeichnung der Vorlesung
Antworten: 1
Zugriffe: 579

Re: Aufzeichnung der Vorlesung

Hi Jörg,
kaiserj hat geschrieben:mich interessiert, ob die Vorlesung aufgezeichnet wird, da ich parallel gerne Kommunikationsnetze 3 des FB 18 hören würde.
unsere Vorlesung wird leider nicht aufgezeichnet. Die gibt's nur live. :)

Viele Grüße,
Stefan
von Stefan Winter
30. Sep 2011 17:35
Forum: Archiv
Thema: Re-exam results
Antworten: 0
Zugriffe: 378

Re-exam results

Hi,

the results of the OS re-exam are now posted outside E221. The inspection will take place on Oct 6th 14:00-15:00 in A102.

Best,
Stefan

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