I didn’t read much of this thread but the VPS might give a hint. If you are in a virtualized server and you want to modify kernel parameters the underlying host needs to allow that.
Norbert > Am 03.12.2018 um 16:55 schrieb horrido <horrido.hobb...@gmail.com>: > > Yes, I did. I even rebooted Ubuntu. > > Given that this problem occurs for both Debian and Ubuntu, there must be > some commonality that hasn't been documented. > > > > Ben Coman wrote >> At https://linux.die.net/man/5/limits.conf >> <https://linux.die.net/man/5/limits.conf> >> I read "note that all limit settings are set per login." >> You haven't mentioned whether you logged out and back in again? >> >> cheers -ben >> >> On Mon, 3 Dec 2018 at 23:17, horrido < > >> horrido.hobbies@ > >> > wrote: >> >>> I've switched over to Ubuntu Server 18.04 LTS. I've repeated all the >>> steps >>> to >>> arrive at Pharo installation. I'm still having the same problem: >>> pthread_setschedparam failed. >>> >>> Here's my /etc/security/limits.d/pharo.conf: >>> >>> * hard rtprio 2 >>> * soft rtprio 2 >>> >>> >>> >>> Sven Van Caekenberghe-2 wrote >>>>> On 2 Dec 2018, at 18:40, horrido < >>> >>>> horrido.hobbies@ >>> >>>> > wrote: >>>>> >>>>> Bizarre. I've created a new VirtualBox image of Debian and now this >>>>> solution >>>>> no longer works! I'm still getting the thread priority warning. So >>> this >>>>> solution appears to be unreliable. >>>> >>>> Why use Debian (not that it is bad, it is just a bit more technical) ? >>>> >>>> I think you would have less problems using Ubuntu (it is just as open, >>> it >>>> is what everybody else is using and it is much more user friendly). >>>> >>>>> >>>> >> <sigh> >>>>> >>>>> >>>>> On Fri, 23 Nov 2018 at 04:02, horrido <horrido.hobbies@> wrote: >>>>> >>>>>> Okay, I've resolved everything. First, the reason why I'm getting the >>>>>> 'pthread_setschedparam failed' error when I run Pharo under Debian is >>>>>> because it must be run as 'root'! Don't ask me why, but that's the >>>>>> reason >>>>>> why Pharo can't set thread priorities. (This wasn't an issue under >>>>>> Ubuntu >>>>>> Server – go figure.) >>>>>> >>>>>> Second, I am now using Pharo's own SHA256 class. It's probably not as >>>>>> secure >>>>>> (because it doesn't use a salt value) and not as quick to execute >>> (not >>>>>> being >>>>>> C code), but for my purpose, it doesn't really matter. >>>>>> >>>>>> So I can use DigitalOcean or OVH to run my web server in a VPS. >>>>>> >>>>> >>>>> Good to hear. But you shouldn't need to run Pharo as root, >>>>> just be root to create this config file.... >>>>> cat < >>>> >> <END | sudo tee /etc/security/limits.d/pharo.conf >>> >>>> >>>> * hard rtprio 2 >>>>> * soft rtprio 2 >>>>> END >>>>> >>>>> cheers -ben >>> > > > > > > -- > Sent from: http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html > <http://forum.world.st/Pharo-Smalltalk-Users-f1310670.html>
