Re: [zeromq-dev] need advice! hitting assertion in epoll.cpp:131 (zmq 4.2.1) when going from RHEL6 to RHEL7?!

2017-02-16 Thread zmqdev
On 16.02.2017 16:26, Luca Boccassi wrote: What's the file limit on the 2 systems? (With the user that runs the program) ulimit -n on both 6.8 and 7.3: development environment: ulimit -n = 1024 installed environment: ulimit -n = 4096 With a basic sampling of file

Re: [zeromq-dev] need advice! hitting assertion in epoll.cpp:131 (zmq 4.2.1) when going from RHEL6 to RHEL7?!

2017-02-16 Thread Luca Boccassi
On Thu, 2017-02-16 at 15:54 +0100, zmqdev wrote: > > > > Are you building your own binaries in both cases? > > > > yes > > > What polling mechanism was RHEL 6 using? You can see it in > > the ./configure output: "Using 'epoll' polling system" > > from config.log: > > Using 'epoll'

Re: [zeromq-dev] need advice! hitting assertion in epoll.cpp:131 (zmq 4.2.1) when going from RHEL6 to RHEL7?!

2017-02-16 Thread zmqdev
Are you building your own binaries in both cases? yes What polling mechanism was RHEL 6 using? You can see it in the ./configure output: "Using 'epoll' polling system" from config.log: Using 'epoll' polling system with CLOEXEC ___

Re: [zeromq-dev] need advice! hitting assertion in epoll.cpp:131 (zmq 4.2.1) when going from RHEL6 to RHEL7?!

2017-02-16 Thread Luca Boccassi
On Thu, 2017-02-16 at 14:59 +0100, zmqdev wrote: > Hello, > > I could use some advice to diagnose the following issue. > > I have a program that has been running without problems for a couple of > years on Red Hat Enterprise Linux 6 at various sites. > > On RHEL7, the program triggers the

[zeromq-dev] need advice! hitting assertion in epoll.cpp:131 (zmq 4.2.1) when going from RHEL6 to RHEL7?!

2017-02-16 Thread zmqdev
Hello, I could use some advice to diagnose the following issue. I have a program that has been running without problems for a couple of years on Red Hat Enterprise Linux 6 at various sites. On RHEL7, the program triggers the assertion Bad file descriptor (src/epoll.cpp:131) in