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</head><body><p>Oh I hear you, and that was definitely where I pointed my finger at first. But I will</p><p>keep digging and see where the evidence takes me for now.</p><p><br></p><p>As an update, 5.2 with softdeps seems fine. 5.4 without softdeps, also fine. So</p><p>potentially a softdeps bug introduced between the two releases. I am churning</p><p>through a git bisect now and will hopefully have more solid data in the next day</p><p>or so.</p><p><br></p><blockquote type="cite">On February 11, 2019 at 9:07 AM Matthew Dillon <dillon@backplane.com> wrote: <br> <br><div dir="ltr">This feels more like an issue with the I/O and not with UFS specifically. But since you tried two different storage devices it couldn't be that. Perhaps there is a power or overheat issue on the system.<div><br></div><div>-Matt</div></div><br><div class="ox-050aeaa31a-gmail_quote"><div dir="ltr" class="ox-050aeaa31a-gmail_attr">On Sun, Feb 10, 2019 at 1:42 PM Eric Melville < <a href="mailto:eric@rigelfore.com">eric@rigelfore.com</a>> wrote: <br></div><blockquote><u></u><div><p>Hello there,</p><p> <br></p><p>After installing 5.4 my system has been getting stuck in UFS, apparently in softdeps.</p><p>At first I was faulting the -j12 buildworld, but then saw it in lower parallel counts, and</p><p>eventually saw it when looping buildworld with no -j option at all. Then I was faulting</p><p>my fast new NVME but eventually factored that out too by changing back to an old</p><p>hard drive. In any case, the faster the hardware and the more work running, the</p><p>more quickly and easily this seems to reproduce.</p><p><br></p><p>Typically during the phase that removes old output, the build will hang indefinitely.</p><p>Some processes continue to run but new ones never get going, and the old world</p><p>clean never makes any progress. For example ssh to the host in this state would</p><p>succeed to connect and authenticate, but the new shell never seems to run.</p><p><br></p><p>I suppose I should try disabling softdeps next.</p></div></blockquote></div></blockquote></body></html>