Date: Fri, 31 Dec 2021 21:08:48 -0500 From: Chris Ross <cross+freebsd@distal.com> To: Mark Johnston <markj@freebsd.org> Cc: Andriy Gapon <avg@freebsd.org>, freebsd-fs <freebsd-fs@freebsd.org> Subject: Re: swap_pager: cannot allocate bio Message-ID: <3B7FAFF1-9EA3-42C7-B7C7-82B3239A39C6@distal.com> In-Reply-To: <8DA407FF-0895-4ED6-8495-86F00556DD7F@distal.com> References: <op.1cpimpsmkndu52@joepie> <4E5511DF-B163-4928-9CC3-22755683999E@distal.com> <YY7KSgGZY9ehdjzu@nuc> <19A3AAF6-149B-4A3C-8C27-4CFF22382014@distal.com> <6DA63618-F0E9-48EC-AB57-3C3C102BC0C0@distal.com> <35c14795-3b1c-9315-8e9b-a8dfad575a04@FreeBSD.org> <YZJzy%2ByI40wXFYjd@nuc> <b2121d25-0782-5cc3-2b55-33ba11c41995@FreeBSD.org> <471B80F4-B8F4-4D5A-9DEB-3F1E00F42A68@distal.com> <A945F841-3EFD-46EE-91B2-38287D2F2F8D@distal.com> <YZk9ChDC47kYQ1JX@nuc> <E1D72D55-25AE-4C62-A76A-D0EEC53925F1@distal.com> <8DA407FF-0895-4ED6-8495-86F00556DD7F@distal.com>
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[-- Attachment #1 --]
> On Nov 25, 2021, at 00:18, Chris Ross <cross+freebsd@distal.com> wrote:
>>> On Nov 20, 2021, at 13:23, Mark Johnston <markj@freebsd.org <mailto:markj@freebsd.org>> wrote:
>>>
>>> Here is a patch which tries to address the proximate cause of the
>>> problem.
>
> The system is still cooking along, running the job that previously was
> causing it to get stuck after 48ish hours. It’s been running more than
> 80 hours now, so a definite improvement.
>
> zfs-stats reports things as stable, 80% cache hit ratio, 64GB max arc,
> ~85% of that currently as “adaptive target”. If there’s anything you
> would like to get from the system, data-wise, let me know. Happy to
> share, and help get this fix, or a different better fix if needed, into the
> tree.
Hello all. Just was curious if anyone had a different solution for the
problem I was seeing, or if not, if the patch from Mark that I manually
applied can be integrated to the tree for current, and MFR’d to 13.
Thank you. Please update me as to the current status of this issue,
so I don’t update and lose functionality at some later point. :-)
- Chris
[-- Attachment #2 --]
<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Nov 25, 2021, at 00:18, Chris Ross <<a href="mailto:cross+freebsd@distal.com" class="">cross+freebsd@distal.com</a>> wrote:</div><div class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><blockquote type="cite" class=""><div class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><blockquote type="cite" class=""><div class="">On Nov 20, 2021, at 13:23, Mark Johnston <<a href="mailto:markj@freebsd.org" class="">markj@freebsd.org</a>> wrote:</div><div class=""><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">Here is a patch which tries to address the proximate cause of the</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">problem. </span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""></div></blockquote></div></div></div></blockquote></div></div></div></blockquote><br class=""><blockquote type="cite" class=""><div class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><br class=""></div><div class="">The system is still cooking along, running the job that previously was</div><div class="">causing it to get stuck after 48ish hours. It’s been running more than</div><div class="">80 hours now, so a definite improvement.</div><div class=""><br class=""></div><div class="">zfs-stats reports things as stable, 80% cache hit ratio, 64GB max arc,</div><div class="">~85% of that currently as “adaptive target”. If there’s anything you</div><div class="">would like to get from the system, data-wise, let me know. Happy to</div><div class="">share, and help get this fix, or a different better fix if needed, into the</div><div class="">tree.</div></div></div></blockquote><br class=""></div><div>Hello all. Just was curious if anyone had a different solution for the</div><div>problem I was seeing, or if not, if the patch from Mark that I manually</div><div>applied can be integrated to the tree for current, and MFR’d to 13.</div><div><br class=""></div><div>Thank you. Please update me as to the current status of this issue,</div><div>so I don’t update and lose functionality at some later point. :-)</div><div><br class=""></div><div> - Chris</div></body></html>
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