Date: Fri, 18 Jun 2021 02:47:52 +0100 From: Graham Perrin <grahamperrin@gmail.com> To: freebsd-questions@freebsd.org Subject: Re: Safety harnesses Message-ID: <6852ccf3-d316-4c54-ad81-c89697377062@gmail.com> In-Reply-To: <36522.1623959839@segfault.tristatelogic.com> References: <36522.1623959839@segfault.tristatelogic.com>
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On 17/06/2021 20:57, Ronald F. Guilmette wrote: > Graham Perrin<grahamperrin@gmail.com> wrote: > >> The surprise, to me, was losing fifty-something seconds' worth of data >> in a kernel panic situation... > In an ideal universe, the kernel never panics. … +1 tl;dr I was (originally) aiming to get backtraces for panics, intended panics. The surprises with UFS were (originally) having no crash dumps after editing /etc/rc.conf to enable crash dumps; /usr/local/etc/sudoers empty after use of visudo; gdb not found after installing gdb; and so on. Eventually I discovered that all such losses were expected.
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