Date: Thu, 12 Sep 2019 12:13:42 -0400 From: Mark Johnston <markj@freebsd.org> To: Ryan Stone <rysto32@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: /etc/rc.d/dumpon runs before netdump can be configured Message-ID: <20190912161342.GB8397@raichu> In-Reply-To: <CAFMmRNxSdDCB5-78tYYt0sqbRz-quNkfOwAAwivT4-AF9jqGSg@mail.gmail.com> References: <CAFMmRNxSdDCB5-78tYYt0sqbRz-quNkfOwAAwivT4-AF9jqGSg@mail.gmail.com>
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On Thu, Sep 12, 2019 at 11:32:23AM -0400, Ryan Stone wrote: > Hi everyone, > > I recently tried enabling the netdump client on a system via rc.conf. > However, this isn't working for me because dumpon runs before netif, > and netdump requires the interface to have been ifconfig'ed up before > it will allow netdump to be enabled on an interface. > > As a result, I get this message during boot, and have to manually run > "service dumpon start" after boot to get netdump configured. > > dumpon: Unable to configure netdump because the interface's link is down. > > I'm not sure what the best way to clean this up is. Moving dumpon to > later in the boot process would be a POLA violation for people dumping > to disk. Perhaps we need a separate netdump_client rc.d script? What exactly is the POLA violation there? A separate rc script could be helpful for static network configurations. For DHCP, I don't see a good solution other than to use /etc/dhclient-exit-hooks; there is an example for this in the dumpon(8) man page.
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