Date: Sun, 20 Aug 2023 21:23:35 +0200 From: Alexander Leidinger <Alexander@Leidinger.net> To: =?UTF-8?Q?Mina_Gali=C4=87?= <freebsd@igalic.co> Cc: current@freebsd.org Subject: Re: 100% CPU time for sysctl command, not killable Message-ID: <f7ef2884ef98d3ee978d2440c46f47b1@Leidinger.net> In-Reply-To: <-2rv9P1fc0I_nDQomzn-3shvEyCOkCA84lNmp7B3RdDOr9qBwG5QXZNT0R4ZPq0Z1S4-PyGC1xbVoNjPNHNmajxFq-ygNfDS4AqGzB0ylRU=@igalic.co> References: <67616bb5b074851832053a0286c3c2fa@Leidinger.net> <-2rv9P1fc0I_nDQomzn-3shvEyCOkCA84lNmp7B3RdDOr9qBwG5QXZNT0R4ZPq0Z1S4-PyGC1xbVoNjPNHNmajxFq-ygNfDS4AqGzB0ylRU=@igalic.co>
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[-- Attachment #1 --] Am 2023-08-20 18:55, schrieb Mina Galić: > procstat(1) kstack could be helpful here. > > -------- Original Message -------- > On 20 Aug 2023, 17:29, Alexander Leidinger Alexander@Leidinger.net> > wrote: > >> Hi, sysctl kern.maxvnodes=1048576000 results in 100% CPU and a >> non-killable sysctl program. This is somewhat unexpected... Bye, >> Alexander. -- http://www.Leidinger.net Alexander@Leidinger.net: PGP >> 0x8F31830F9F2772BF http://www.FreeBSD.org netchild@FreeBSD.org : PGP >> 0x8F31830F9F2772BF PID TID COMM TDNAME KSTACK 94391 118678 sysctl - sysctl_maxvnodes sysctl_root_handler_locked sysctl_root userland_sysctl sys___sysctl amd64_syscall fast_syscall_common Bye, Alexander. -- http://www.Leidinger.net Alexander@Leidinger.net: PGP 0x8F31830F9F2772BF http://www.FreeBSD.org netchild@FreeBSD.org : PGP 0x8F31830F9F2772BF [-- Attachment #2 --] <html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /></head><body style='font-size: 10pt; font-family: Verdana,Geneva,sans-serif'> <p id="reply-intro">Am 2023-08-20 18:55, schrieb Mina Galić:</p> <blockquote type="cite" style="padding: 0 0.4em; border-left: #1010ff 2px solid; margin: 0"> <div id="replybody1">procstat(1) kstack could be helpful here.</div> <div> </div> <div>-------- Original Message --------<br />On 20 Aug 2023, 17:29, Alexander Leidinger Alexander@Leidinger.net> wrote: <blockquote class="v1protonmail_quote"><br />Hi, sysctl kern.maxvnodes=1048576000 results in 100% CPU and a non-killable sysctl program. This is somewhat unexpected... Bye, Alexander. -- http://www.Leidinger.net Alexander@Leidinger.net: PGP 0x8F31830F9F2772BF http://www.FreeBSD.org netchild@FreeBSD.org : PGP 0x8F31830F9F2772BF</blockquote> </div> </blockquote> <p> PID TID COMM TDNAME KSTACK <br />94391 118678 sysctl - sysctl_maxvnodes sysctl_root_handler_locked sysctl_root userland_sysctl sys___sysctl amd64_syscall fast_syscall_common </p> <p>Bye,</p> <p>Alexander.</p> <div id="signature">-- <br /> <div class="pre" style="margin: 0; padding: 0; font-family: monospace"><a href="http://www.Leidinger.net" target="_blank" rel="noopener noreferrer">http://www.Leidinger.net</a>; <a href="mailto:Alexander@Leidinger.net:">Alexander@Leidinger.net:</a> PGP 0x8F31830F9F2772BF<br /><a href="http://www.FreeBSD.org" target="_blank" rel="noopener noreferrer">http://www.FreeBSD.org</a>; <a href="mailto:netchild@FreeBSD.org">netchild@FreeBSD.org</a> : PGP 0x8F31830F9F2772BF</div> </div> </body></html>
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