Date: Fri, 15 Jul 2022 17:21:27 -0500 From: Larry Rosenman <ler@lerctr.org> To: Mark Johnston <markj@freebsd.org> Cc: Freebsd current <freebsd-current@freebsd.org> Subject: Re: limits.conf/stacksize doesn't seem to work? Message-ID: <32dc6f5b56a749f9b8e26330f9f2e8e0@lerctr.org> In-Reply-To: <YtHnsCfIwe%2BK6RMF@nuc> References: <d997dadc5e1b09fa6af0419f6641ed7f@lerctr.org> <YtHnsCfIwe%2BK6RMF@nuc>
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On 07/15/2022 5:18 pm, Mark Johnston wrote: > On Fri, Jul 15, 2022 at 05:04:18PM -0500, Larry Rosenman wrote: >> I'm using the following kernel config: >> [...] >> and the following login.conf: >> [...] >> bacula_dir:\ >> :stacksize-max=68719476736:\ >> :stacksize-cur=68719476736:\ >> :tc=daemon: >> [...] >> I've updated my (ler) password entry to reference bacula_dir: >> ler:<elided>:1001:1001:bacula_dir:0:0:Larry >> Rosenman:/home/ler:/usr/local/bin/zsh >> >> >> when I ssh in, the stacklimit is still: >> โฏ ulimit -H -s >> 2097152 > > What is the value of the kern.maxssiz sysctl on this system? > >> ler in ๐ borg in sys/amd64/conf๐ on ๎ ler/freebsd-main-changes:main on >> โ๏ธ (us-east-1) >> โฏ ulimit -S -s >> 2097152 >> >> ler in ๐ borg in sys/amd64/conf๐ on ๎ ler/freebsd-main-changes:main on >> โ๏ธ (us-east-1) >> โฏ >> >> Where does this number come from? What am I missing here? > > The stack limit cannot be set to an arbitrarily large number. It will > silently be clamped to maxssiz. โฏ sysctl kern.maxssiz kern.maxssiz: 2147483648 -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 214-642-9640 E-Mail: ler@lerctr.org US Mail: 5708 Sabbia Dr, Round Rock, TX 78665-2106
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