** Description changed: - == Comment: #0 - Aziz Rozyev <r66...@ru.ibm.com> - 2016-04-20 11:19:50 == - ---Problem Description--- - operf failure, 'strace operf' shows that it tries to get 'cpu_type' from /proc/cpuinfo, whereas there is no such field in cpuinfo. - - Contact Information = Aziz Rozyev/aziz.roz...@ru.ibm.com - - ---uname output--- - Linux s35lp26 4.4.0-15-generic #31-Ubuntu SMP Fri Mar 18 19:07:12 UTC 2016 s390x s390x s390x GNU/Linux - - Machine Type = z13 lpar type: 2964 model: 703 N96 - - ---Debugger--- - A debugger is not configured - - ---Steps to Reproduce--- - run 'operf' - - Userspace tool common name: operf - - The userspace tool has the following bit modes: tested on 64bit + ------- Comment From ofe...@il.ibm.com 2016-05-17 05:42 EDT------- + Following problem was discovered using JSCH to access Ubuntu guests on system z remotely. Using "exec" based channel with JSCH, every once in a while we get back an empty string as output to a command that should return output. + i was not able to reproduce without JSCH. - Userspace tool obtained from project website: na - - *Additional Instructions for Aziz Rozyev/aziz.roz...@ru.ibm.com: - -Attach ltrace and strace of userspace application. + i conducted a simple test, running the "echo offer" command 400 times. - == Comment: #4 - Andreas Arnez <ar...@de.ibm.com> - 2016-05-12 04:52:40 == - So far oprofile didn't support z13. A patch for adding z13 support has now been posted upstream: - http://marc.info/?l=oprofile-list&m=146298177508640&w=2 + The usage of JSCH, which is required is the blocking problem of major + test scenarios of a product. + + + == + ps. replacing bug description, with what i'm guessing this bug is about. Previous description appears to be from the time when the bug bridge mirror had mistakes and e.g. mirrored https://bugs.launchpad.net/ubuntu/+source/oprofile/+bug/1581540 here.
** Summary changed: - Add oprofile support for z13 + JSCH doesn't keep connection alive ** Changed in: ubuntu Importance: Undecided => Wishlist -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1582617 Title: JSCH doesn't keep connection alive To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/1582617/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
