> On 11. Dec 2017, at 17:21, Eugene Grosbein <eu...@grosbein.net> wrote: > > 11.12.2017 22:08, Konstantin Belousov пишет: >> On Mon, Dec 11, 2017 at 06:03:36PM +0700, Eugene Grosbein wrote: >>> I do not try to contradict other usage patterns. In fact, I'm eager to know >>> a practical example of such pattern: a task, an application, anything real? >> Plain workstation use, like X11+browser+editor+some other programs easily >> allocates 1000+ threads. It was still possible to use 32bit x86 for that, >> of course in max memory config without PAE, and without ZFS. Add some >> load that involves network, for instance torrent client, to establish the >> pressure on KVA. >> >> I am almost sure that users would get troubles now. > > Understood. While I'm sure that modern internet browsers make it unconfortable > to browse with less than 4G total RAM (e.g. 2GB) available for the system > thus requiring amd64, > I can imagine some old hardware without 64bit-enabled CPU used as workstation. > > We should add Release Notes and UPDATING entry for such i386 users about > setting "kern.kstack_pages=2" back in /boot/loader.conf (or 3?) > and warn them against combined usage of ZFS/SCTP/IPSEC until these subsystems > get fixed > to not abuse kernel stack. Not sure about IPSEC and ZFS. But I was NOT able to reproduce the issue by just using an SCTP association on a 32-bit VM using FreeBSD 11.1. So right now I don't know what is wrong and therefore what could be fixed...
Best regards Michael > > >
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