<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I also recently confirmed that the backend specs aren't reset with a VCL reload. We had a backend timeout that was too short, but we had to do a hard restart of all instances to pick up the change. Not the end of the world; worst case this might belong on the wiki.<div><br></div><div>The code to modify or respawn backend threads might be somewhat complicated, but it's probably worth it, IMHO.<br><div>
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Minion Pro'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Minion Pro'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Minion Pro'; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>-- </div><div>Ken</div></div></span></div></span></span>
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<br><div><div>On Feb 24, 2010, at 1:25 PM, John Norman wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">No, only the former / old path.<br><br>I'm not super-troubled right now because a Varnish restart did pick up the new path (but at the cost of my cache) -- but I'm a bit worried about the next time I have to change it.<br>
<br>I will be changing the probe interval soon, so that will give me a chance to reproduce the problem, if it even exists.<br><br>As a bit of background:<br><br>I automate the VCL update to multiple servers, when/if the VCL file has changed.<br>
<br>Before the update, I also remove all of the inactive/old VCL's that are sitting there.<br><br>Then I add the new one and "use" it.<br><br>When I observed in my backend logs the probes going to the old URLs, I did check the "active" VCL on all systems, and they all showed the new path.<br>
<br>In any case, I will try to reproduce and will send the results.<br><br>One last thing: During the restart on one system, I observed the issue reported here: <a href="http://zarathustrashallspeak.com/2009/11/28/varnish-startup-issue/">http://zarathustrashallspeak.com/2009/11/28/varnish-startup-issue/</a><br>
<br>John<br><br><div class="gmail_quote">On Wed, Feb 24, 2010 at 4:18 PM, Poul-Henning Kamp <span dir="ltr"><<a href="mailto:phk@phk.freebsd.dk">phk@phk.freebsd.dk</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
In message <<a href="mailto:b6b8b6b71002241315w1c62022t1bf941d6f2cac0c7@mail.gmail.com">b6b8b6b71002241315w1c62022t1bf941d6f2cac0c7@mail.gmail.com</a>>, John N<br>
<div class="im">orman writes:<br>
<br>
>Still, the VCL indicated as "active" had a different path for the health<br>
>check.<br>
<br>
</div>Hopefully both got probed ?<br>
<font color="#888888"><br>
--<br>
</font><div><div></div><div class="h5">Poul-Henning Kamp | UNIX since Zilog Zeus 3.20<br>
<a href="mailto:phk@FreeBSD.ORG">phk@FreeBSD.ORG</a> | TCP/IP since RFC 956<br>
FreeBSD committer | BSD since 4.3-tahoe<br>
Never attribute to malice what can adequately be explained by incompetence.<br>
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