On Mon, Nov 6, 2023 at 6:36 AM Guillaume Quintard
wrote:
>
> Hi everybody!
>
> A bunch of questions I regularly get regarding Varnish behavior revolve
> around the built-in vcl, mainly, I get one of these three:
> - why is Varnish not caching?
> - how come something is happening in vcl_X even
Hi Kevyn,
On Wed, Aug 30, 2023 at 11:37 AM Kevyn Fyleyssant
wrote:
>
> Here is my VCL :
> https://pastebin.com/TpN8r0Um
>
> And my varnishd command :
> /usr/sbin/varnishd -a :8181 -p feature=+http2 -p http_resp_hdr_len=200k -p
> http_resp_size=2M -p http_req_hdr_len=200k -p
On Sat, Jul 15, 2023 at 5:09 AM Guillaume Quintard
wrote:
>
> Hi Mark,
>
> You are correct:
> https://github.com/varnishcache/varnish-cache/blob/varnish-7.3.0/bin/varnishd/cache/cache_fetch.c#L699-L703
>
> We only set the OF_IMSCAND flag (that we use to say that we can conditional
> download)
On Thu, Jul 13, 2023 at 9:46 AM Luca Gervasi wrote:
>
> Hi,
> i'm helping to fix some issues with cookies (number, length...) thus I need
> to dump all the cookies in every request (tied with the host header). I tried
> with varnishlog but the actual value is limited (in our configuration) to ~
On Thu, Jun 22, 2023 at 12:28 AM Daniel Karp wrote:
>
> Hi, this is, I think, my first post to a varnish mailing list--I hope
> this is the right place for this.
Welcome!
> Varnish 7.3 changes the way it handles errors for Edge-side includes.
> Previously, the body of an ESI response would be
On Thu, Jun 15, 2023 at 9:33 AM Uday Kumar wrote:
>
>
>> There is this in the code:
>>
>> > H("Cache-Control", H_Cache_Control, F ) // 2616
>> > 14.9
>>
>> We remove the this header when we create a normal fetch task, hence
>> the F flag. There's a reference to RFC2616
On Wed, Jun 14, 2023 at 9:02 AM Uday Kumar wrote:
>
> Hi Guillaume,
>
> Thanks for the response.
>
> Can you provide us with a log of the transaction please?
>
> I have sent a Request to VARNISH which Contains Cache-Control: no-cache
> header, we have made sure the request with cache-control
On Tue, Jun 6, 2023 at 12:07 PM Jakob Bohm wrote:
>
> Hi all,
>
> Just a quick update,
>
> After changing the hitch to varnish connection from AF_UNIX to TCP,
> rerunning the experiment with tcpdump active revealed that varnish
> 7.2.1 seemed to silently ignore HTTP/2 requests whenever my browser
On Wed, Apr 19, 2023 at 4:25 PM Batanun B wrote:
>
> Hi,
>
> We use the vmod crypto to verify cryptographic signatures for some of our
> traffic. When testing, the public key was hard coded in the VCL, but before
> we start using this feature in production we will switch to reading the
>
On Wed, Apr 19, 2023 at 3:45 PM Batanun B wrote:
>
> > backend theBackend none;
> > Here's the relevant documentation:
> > https://varnish-cache.org/docs/trunk/users-guide/vcl-backends.html#the-none-backend
> > It was added in 6.4.
>
> Look like exactly what we need! Sadly we are "stuck" on 6.0
On Wed, Apr 19, 2023 at 2:44 PM Guillaume Quintard
wrote:
>
> The fact the IPs are identical is weird, but I wouldn't be surprised if the
> dns entry actually contained 3 identical IPs.
>
> > Shouldn't Varnish be able to figure out that in that case it can just
> > choose any one and it will
On Tue, Apr 18, 2023 at 3:05 PM kokoniimasu wrote:
>
> Hi,
>
> Varnish already have a issue template, but sometimes I see people ignore it
> and post questions, etc. (they are closed right away)
>
> I saw a post on Twitter about the great categorization of issues in
> ImageMagick.
>
>
On Mon, Apr 17, 2023 at 4:17 PM Guillaume Quintard
wrote:
>
> That code hasn't moved in a while, so I'd be surprised to see a bug there,
> but that's always possible.
> Any chance you could get a tcpdump of a probe request (from connection to
> disconnection) so we can see what's going on?
It
On Wed, Feb 15, 2023 at 10:24 AM Jakob Bohm wrote:
>
> Dear fellow users,
>
> I am running varnish-cache 7.2.1 (compiled from source) in
> preproduction.
> After some seemingly minor settings changes, every time I
> try to start varnishd, I get the following on the terminal:
>
> #
Hi Martynas,
On Thu, Jan 26, 2023 at 9:00 PM Martynas Jusevičius
wrote:
>
> Hi Guillaume,
>
> I reproduced the same error as well, running Terminal in Rosetta on MacOS.
>
> Can it be a permissions issue if the same exact docker-compose setup
> runs fine on Windows?
The problem with containers
On Wed, Dec 14, 2022 at 10:05 AM Jérémy Lecour wrote:
>
> On Wed, Dec 14, 2022 at 10:56 AM Poul-Henning Kamp
> wrote:
> > not everybody reads RFCs recreationally...
>
> What ?? I'm shocked ! :D
>
> I spent 2 hours last night reading parts of the RFC9110 about HTTP and I've
> learnt a lot about
On Tue, Nov 22, 2022 at 6:03 PM Luke Rotherfield
wrote:
>
> Hi Guys
>
> I am really struggling to debug this panic and wondered if you could give any
> hints were I might start looking for answers. I have been trawling the
> GitHub repo and have seen several people recommend upping the
>
Hi,
On Wed, Aug 24, 2022 at 9:26 AM wrote:
>
> Hello all,
>
> I was looking on this Varnish troubleshooting guide, section "Not enough
> workspace memory".
> There is info that Varnish should return 503 HTTP code when there is overflow:
>
> When a task consumes more memory than allowed in one
On Thu, Jul 28, 2022 at 12:07 PM Lee Hambley wrote:
>
> Dear List,
>
> I'm debugging a problem with our Varnish, and our QA folks found an
> interesting case.
>
> Ultimately this breadcrumb trail was discovered looking into our varnishes
> having an enormous number of open connections in
On Tue, Jul 12, 2022 at 9:50 PM Felipe Santiago
wrote:
>
> Hi,
>
> I've been trying to use to execute a
> subrequest to /bar in case /foo fails, however I didn't manage to make it
> work. Do you support the alt attribute? If my backend returns a 4xx or 5xx,
> is that considered an error?
Hi,
On Thu, Dec 30, 2021 at 8:17 AM Johan Hendriks wrote:
>
> Hello all, first off all, thanks for a year full of varnish happiness
> like the developers page and the parallel ESI for the varnish-cache edition.
>
> We use the following in the vcl for our varnish health check from our
> haproxy
On Fri, Dec 17, 2021 at 4:03 PM Marco Dickert - evolver group
wrote:
>
> On 2021-12-17 15:25:31, Batanun B wrote:
> > Thanks. I have thought about that too. But I think we might want to include
> > non-error transactions as well. I mean, with the problems this post is about
> > we want to see
On Mon, Aug 16, 2021 at 1:34 PM Hamidreza Hosseini
wrote:
>
> > In that case, hashing the URL only would prevent you from adding new
> domains through your Varnish server. It won't hurt if you know you
> will only ever have one domain to deal with, but hashing the host will
> also not hurt as
On Mon, Sep 6, 2021 at 2:22 PM Hamidreza Hosseini
wrote:
>
> Hi,
> This is part of my varnish configuration file for sharding:
>
> ```
> cat /etc/varnish/default.vcl
>
> vcl 4.1;
>
> import directors;
>
>
> probe myprobe {
> .request =
> "HEAD /healthcheck.php HTTP/1.1"
>
On Mon, Oct 4, 2021 at 5:15 PM Guillaume Quintard
wrote:
>
> On Mon, Oct 4, 2021 at 9:49 AM Dridi Boukelmoune wrote:
>>
>> One problem I have (and that you should be familiar with) is that
>> portable interfaces we have that *respect* the system configuration
On Mon, Oct 4, 2021 at 5:29 PM Justin Lloyd wrote:
>
> I’m definitely watching this topic, considering I’m planning on moving to
> Varnish Enterprise next year and putting a cluster in ECS, if not Fargate, so
> being able to easily handle dynamic IPs would be extremely helpful.
Like I implied
On Mon, Oct 4, 2021 at 3:45 PM Guillaume Quintard
wrote:
>
> I think it makes sense for Varnish to natively support backends changing
> their IPs. I do get the performance argument but now that there is a
> cloud/container market and that Varnish has proven to be useful in it, this
> basic
On Sat, Oct 2, 2021 at 10:24 PM Martynas Jusevičius
wrote:
>
> Actually it does not seem to be the exit code. I tried checking and it
> looks like the exit code is 0:
>
> root@dc17c642d39a:/etc/varnish# varnishadm "ban req.url ~ /"
> 200
>
> root@dc17c642d39a:/etc/varnish# test $? -eq 0 || echo
On Tue, Sep 21, 2021 at 1:33 PM Luca Gervasi wrote:
>
> Hello everyone,
>
> We have a backend that actually proxies different services (mangling
> the original response). Sometimes one of those backends are not
> available and the general response goes from 200 to a 50x.
> Is there a way to serve
On Tue, Sep 7, 2021 at 3:14 PM John Kormanec wrote:
>
> Hello,
>
> We have been using the open source (free) version of Varnish Cache for my
> company's website for several months but are repeatedly running into an issue
> where Varnish's memory usage increases until all of the server's
On Sat, Aug 14, 2021 at 10:54 AM Hamidreza Hosseini
wrote:
>
> Hi,
> Thanks to you and all varnish team for such answers that helped me alot,
> I read the default varnish cache configuration again:
> https://github.com/varnishcache/varnish-cache/blob/6.0/bin/varnishd/builtin.vcl
> and find out
>> Can you try removing the -S option from varnishd?
>>
>> Since you only listen to the CLI on localhost, there's likely no
>> remote access, so leaving the secret out will make varnishd generate a
>> random one. Basically, if you want to use varnishadm you need local
>> root privileges, same as
> Is there a better approach to this in Varnish Cache? We’re also going to be
> evaluating Varnish Enterprise, so if there’s something in VE, that would also
> be good to know.
Hello,
There are better ways to do this, but not out of the box with Varnish
Cache. You would need something like
On Mon, Jun 21, 2021 at 6:45 AM Richard Chivers wrote:
>
> Hi, thanks for coming back. No, the hostname didn't change. Here is the rest
> of the file:
>
> [Unit]
> -S /etc/varnish/secret \
Can you try removing the -S option from varnishd?
Since you only listen
Hello,
For global timeouts:
https://varnish-cache.org/docs/trunk/reference/varnishd.html#run-time-parameters
They contain "timeout" in the name.
For VCL-defined timeouts:
https://varnish-cache.org/docs/trunk/reference/vcl-backend.html#timeout-attributes
On Tue, Apr 6, 2021 at 5:41 PM Justin Lloyd wrote:
>
> Forget I asked, that was a dumb question since it's a regex and | can be
> used. /sigh
Yes, "|" is an option.
> Hi Dridi,
>
> Thanks for confirming that! However, is there then a way to get the effect of
> being able to pass a regex to
On Tue, Apr 6, 2021 at 4:11 PM Justin Lloyd wrote:
>
> Hi all,
>
> I'm confused on whether cookie.keep_re and cookie.filter_re should work with
> CSV strings. The documentation at
> https://varnish-cache.org/docs/trunk/reference/vmod_cookie.html does not
> explicitly say that those two
On Wed, Mar 10, 2021 at 9:09 PM Martynas Jusevičius
wrote:
>
> Nevermind :) I realized the URLs in this log are truncated and the
> first one contains a unique ID in it...
You might also want to pay attention to backend response headers:
- RespHeader Cache-Control: private
If this
On Mon, Feb 15, 2021 at 9:12 AM Marco Lechner wrote:
>
> Hallo,
>
> since a while a varnish Release is not available on a clear-url basis like
> http://varnish-cache.org/_downloads/varnish-6.0.5.tgz
> with just the release verison as mutable , but has a generated random string
> as part o the
On Mon, Nov 2, 2020 at 3:59 PM Guillaume Quintard
wrote:
>
> What intrigues me is why the number of requests decreased. Hitting
> thread_pool_max should make the number of request plateau, not go down.
>
> If there's a loadbalancer that realizes requests are getting dropped, and so
> takes
> > Did you try to increase thread_pool_max?
> >
>
> Yes, we increased thread_pool_max and thread_pool_min after that issue.
> For the moment all work fine.
FWIW, it's in the documentation of the threads_limited counter, which
you (and Guillaume) didn't seem to notice (or remember) before I
On Thu, Oct 29, 2020 at 3:06 PM Sébastien EISSLER wrote:
>
> Hello,
>
> Yes, we have a load-balancer in front, we already investigate that way and
> don't dectect any error or configuration limitation.
> The fact that threads_limited counter strongly increase and that restart of
> Varnish
On Tue, Sep 29, 2020 at 8:10 PM Marian Velez wrote:
>
> Hiya all!
>
> I've been trying to implement an abtest engine on my varnish. The problem
> I've come across is related to the manipulation of the original req.url
> property.
>
> What I'm experiencing is that when setting a new "req.url"
On Sat, Sep 26, 2020 at 8:31 PM Johan Hendriks wrote:
>
> Thank you very much for your quick responce, so the order of the rules matter
> when you write vcl?
> I didn't know that, but it makes sense.
Yes, VCL is an imperative programming language and statements are
executed in order.
> I start
On Sat, Sep 26, 2020 at 4:41 PM Johan Hendriks wrote:
>
> Hello all, I have inherited a varnish server. And I am a little confused
> about a few lines in that config.
>
> It has the following in vcl_recv
>
> # Don't cache if there are request cookies
> if (req.http.Cookie) {
>
On Sat, Sep 12, 2020 at 10:08 PM Batanun B wrote:
>
> Hi,
>
> We have some old (legacy) internal admin pages that do some classic old
> school processing while the page is loading, and outputting the current
> status as it is working. When requesting these pages directly (through
> Tomcat), I
On Sat, Sep 12, 2020 at 9:56 PM Batanun B wrote:
>
> > Arguably, if you use Varnish to cache responses, you might as well
> > always tell your backend not to serve from cache. Because if a soft
> > purge moves you inside the grace period, there's no guarantee that the
> > next hit will happen
On Thu, Sep 3, 2020 at 10:57 AM Batanun B wrote:
>
> Hi,
>
> We sometimes have a problem with the backend using its internal cache for a
> few seconds too long after something has been updated. We trigger a softpurge
> (xkey vmod) in varnish, but if someone requests the page again very soon
>
On Tue, Aug 25, 2020 at 9:20 AM Batanun B wrote:
>
> On Mon, Aug 24, 2020 at 11:07 PM Dridi Boukelmoune wrote:
>
> > Hi,
> >
> > You can't do that, but you can move the backend definition inside
> > environment.vcl instead to keep your default.vcl the same ac
On Mon, Aug 3, 2020 at 11:28 AM hamidreza hosseini
wrote:
>
> Hi
> I have this error on my varnish instance , is this important or i can ignore
> it?:
No, you should promptly do something about it.
First off, Varnish 4.1 is no longer supported. You should be able to
update to 4.1.10 without a
On Thu, Jul 30, 2020 at 7:30 PM Batanun B wrote:
>
> Just a quick question that I wasn't able to find any information on using
> regular google searches. Is it possible to detect request coalescing somehow?
> Meaning that, when looking at the response headers, can I somehow see that
> the
On Mon, Jul 20, 2020 at 8:12 AM Meken wrote:
>
> Sorry!
>
> root@hosting:/var/lib/varnish# hostname
> hosting
So now the problem is that you removed the /var/lib/varnish/support
directory and we lost the opportunity to inspect it ¯\_(ツ)_/¯
Does the PID in /var/lib/varnish/hosting/_.pid match
> So I rm -r /var/lib/varnish/support (it is wrong hostname), but nothing
> changed?
You didn't share the output of the hostname command.
Dridi
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On Sat, Jul 18, 2020 at 8:50 PM Meken wrote:
>
> I am running Ubuntu 20.04.
>
> Recently upgrade of bash (apt update && apt upgrade) causes
> varnishlog/varnishtop/varnishtop not working:
> http://us.archive.ubuntu.com/ubuntu focal-updates/main amd64 bash amd64
> 5.0-6ubuntu1.1
>
> varnishstat
On Sat, Jul 4, 2020 at 3:54 PM Guillaume Quintard
wrote:
>
> Hi,
>
> You will have to define a probe, otherwise Varnish will consider the backend
> to be healthy by default. You would then be able to manually make it sick,
> but for automatic health, you need probing.
Alternatively one can
On Sun, Jun 14, 2020 at 2:32 AM tranxene50
wrote:
>
> Hello!
>
> Please forgive my bad English, I live in France.
>
> Summary: how to cache - with Varnish - Open Street Map PNG images without
> overloading OSM tiles servers?
>
> The question seems related to Varnish backends and
On Mon, Jun 15, 2020 at 12:29 PM wrote:
>
> Hi,
>
> is it possible to compile the final merged vcl configuration in a pre
> step and then pushing it to the frontend nodes? So, no vcl config and
> gcc on the frontend. Just a bin blob and a restart of the service.
It is technically possible to
On Mon, May 25, 2020 at 1:19 PM Vlad Rusu wrote:
>
> Hi all,
>
> A question for the maintainers of https://github.com/varnish/varnish-modules
>
> I need to use vmod_header to get control over the Set-Cookie response
> headers. Feels like there is no other way in Varnish Cache.
>
> Looking at the
> are the implications that varnish build that way in this context
> is more resilient with hugepages enabled?
I have no idea, we didn't package the el8 varnish DNF module!
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On Sun, May 24, 2020 at 8:12 AM Geoff Simmons wrote:
>
> On 5/24/20 01:29, info+varn...@shee.org wrote:
> > This notes
> >
> > https://varnish-cache.org/docs/trunk/installation/platformnotes.html
> >
> > has a comment about "Transparent hugepages".
> >
> > Does this still apply to EL8?
>
> That's
On Mon, May 25, 2020 at 8:07 AM Alex Wakefield
wrote:
>
> Whoops, knew I forgot to specify something!
>
> We're using malloc. Command line switch is specifically `-s malloc,24GB`
The -s option only specifies the storage size (HTTP responses with
some metadata). The rest of Varnish's memory
> I tried to reproduce it myself today and I wasn't able to trigger the
> leak on the master branch's commit prior to the fix. I asked
> internally whether we have a reliable reproducer or if it's something
> that needs a consequential workload to be observable.
The step I was missing trying to
Hello Sylvain,
> >> Do we know in what version Trygve Tønnesland triggered the vulnerability?
It was first discovered on Varnish Enterprise, and once the origin of
the leak was identified we surveyed older and newer releases and fixed
the ones listed in the advisory.
> > To put it
Bonjour Sylvain,
On Sat, Apr 18, 2020 at 7:18 PM Sylvain Beucler wrote:
>
> Hi,
>
> I'm part of the Debian LTS (Long Term Support) team, I'm checking what
> Debian varnish packages are affected by CVE-2019-20637, and how to fix them.
>
> In particular, we ship 4.0.2 and 5.0.0, where
On Thu, Apr 2, 2020 at 8:36 AM Kristian Grønfeldt Sørensen
wrote:
>
> Hi,
>
> It doesn't look like there's any Varnish 6.0LTS on packagecloud. Is
> there any plans for when they will be available, or is it just me who
> can't find them?
>
> Additionally I noticed that the link to
>
On Tue, Mar 31, 2020 at 9:58 PM Guillaume Quintard
wrote:
>
> Hi,
>
> I think there is a bit of confusion regarding what "return(pass)" does.
>
> Basically, when a request comes in, you need to answer two questions:
> - do I want to cache it?
> - if I need data from the backend, well, what is my
> > A problem with the restart logic is the race it opens since you now
> > have two lookups, but overall, that's the kind of convoluted VCL that
> > should work. The devil might be in the details.
>
> Could you describe this race condition that you mean can happen? What could
> the worst case
Hi,
On Fri, Mar 20, 2020 at 10:14 PM Batanun B wrote:
>
> On Thu , Mar 19, 2020 at 11:12 AM Dridi Boukelmoune wrote:
> >
> > Not quite!
> >
> > ttl+grace+keep defines how long an object may stay in the cache
> > (barring any form of invalidati
On Thu, Mar 19, 2020 at 10:28 AM Martynas Jusevičius
wrote:
>
> Thank you Dridi.
>
> But what I'm reading here
> https://docs.varnish-software.com/tutorials/cache-invalidation/
> > Unlike purges, banned content won’t immediately be evicted from cache
> > freeing up memory, instead it will
On Thu, Mar 19, 2020 at 10:05 AM Martynas Jusevičius
wrote:
>
> Hi,
>
> upon receiving a PUT or DELETE request, I'd like Varnish to invalidate
> the current object (and its variants) *and* to pass the request to the
> backend.
>
> Essentially the same question as here:
>
On Tue, Mar 17, 2020 at 8:06 PM Batanun B wrote:
>
> Hi Dridi,
>
> On Monday, March 16, 2020 9:58 AM Dridi Boukelmoune wrote:
>
> > Not really, it's actually the other way around. The beresp.grace
> > variable defines how long you may serve an object past its TTL o
On Wed, Mar 18, 2020 at 2:17 PM Batanun B wrote:
>
> Hi,
>
> Long story short, one of our backend systems serves an incorrect
> Last-Modified response header, and I don't see a way to fix it at the source
> (third party system, not based on Nginx/Tomcat/IIS or anything like that).
>
> So, I
Hi,
On Sun, Mar 15, 2020 at 9:56 PM J X wrote:
>
> Hi,
>
> I'm currently setting up Varnish for a project, and the grace feature
> together with health checks/probes seems to be a great savior when working
> with servers that might misbehave. But I'm not really sure I understand how
> to
On Mon, Mar 2, 2020 at 11:15 AM Yassine Aouadi
wrote:
>
>
> Hello,
>
> I am sending my Varnish log to to remote SAAS solution I and want to
> improve logs costs by implementing a server side sampling solution .
>
> First I splitted Varnishnncsa into two service one for error logs and the
On Mon, Feb 10, 2020 at 5:02 PM Veeresh Reddy wrote:
>
> Any idea on how to turn it off except for panic messages?
This?
varnishadm param.set feature +no_coredump
Or during startup:
varnishd [...] -p feature=+no_coredump
See `man varnishd` for other feature flags.
Dridi
On Thu, Feb 6, 2020 at 9:50 AM Admin Beckspaced wrote:
>
> Hello Guillaume,
>
> thanks again for your reply
>
> ok ... did enable hitch ALPN
>
> alpn-protos = "http/2, http/1.1"
>
> did enable http/2 in varnish.
>
> I'm running opensuse and it has its configuration in /etc/sysnconfig/varnish
>
>
On Wed, Jan 29, 2020 at 4:59 PM Yassine Aouadi
wrote:
>
>
> Dridi,
>
> Thank you for the Catch !
>
> I was going to correct with "RespStatus > 399 or BerespStatus > 399" but
> yours is better.
Pick whatever works best for you ;-)
> Splitting the unitsseems to look fine in Dev :
>
> ---
> ●
Hi,
On Wed, Jan 29, 2020 at 3:09 PM Yassine Aouadi
wrote:
>
> Hello ,
>
> I Would like to Split my Varnish logs into access log and error log file :
>
> I Know I can reach my goal by command line using varnishncsa :
>
> ---
> usr/bin/varnishncsa -c -b -a -w
Hello Carlos,
On Wed, Dec 18, 2019 at 4:04 PM Carlos Abalde wrote:
>
> Hi,
>
> Simple question related with Varnish Cache and monitoring. Let's assume a
> single server running one or more Varnish Cache instances. Given the name of
> one instance (i.e. '-n' argument), is there any reasonable
On Tue, Dec 3, 2019 at 6:04 PM al sefid wrote:
>
> Hello there!
> Is there any functionality like proxy_cache_min_uses in the Varnish cache
> that caches a resource after specific number of requests to that resource?
> Thank you!
Varnish is not capable of doing that by itself, but as Geoff
Hi,
Thank you for taking the time to reach out to this list.
On Fri, Nov 8, 2019 at 8:39 AM EC DIGIT FPFIS wrote:
>
> Dear all,
>
> Currently, I migrate a configuration from Varnish 3 to Varnish 6 but I have
> an issue concerning unset a header to a backend but keep it in the resp.
>
> Indeed,
On Thu, Nov 7, 2019 at 6:34 AM Maninder Singh wrote:
>
> Hi,
>
> We have logging turned on using varnishncsa.
>
> /usr/bin/varnishncsa -a -w /var/log/varnish/varnishncsa.log -D -f
> /etc/sysconfig/varnishncsa
>
> Here is what's defined in varnishncsa
>
> %{X-Forwarded-For}i %l %u %t %D \"%r\" %s
On Wed, Oct 23, 2019 at 9:38 AM Erik Wasser wrote:
>
> Hello list,
>
> sometimes I'm confused about the supported versions of Varnish. This
> resulted in the post "LTS time frame for Varnish 6.0.X?" on
> https://varnish-cache.org/lists/pipermail/varnish-dist/2019-September/000173.html.
>
> But
> before submitting a bug a report in github wanted to check is someone is
> familiar with this issue ?
Can you tell us from which version you are upgrading to 6.3?
I know that at some point header names parsing changed so that they'd
have to be proper VCL symbols, leaving no room for otherwise
On Thu, Oct 17, 2019 at 12:50 PM Jeff Potter
wrote:
>
>
> Thanks, Geoff and Dridi! We’ll give this a try.
>
> And Dridi, thanks also for maintaining varnish and this list — “long time
> lurker; very rare poster” — since I have the microphone, just wanted to send
> a short note of appreciation.
On Wed, Oct 16, 2019 at 4:08 PM Geoff Simmons wrote:
>
> On 10/15/19 16:21, Jeff Potter wrote:
> >
> > This seems like an easy task, but I haven’t been able to figure out
> > how to do it or find any posts online. Is there a way to only send
> > certain headers to a backend?
> >
> > I.e. in our
On Tue, Oct 15, 2019 at 2:22 PM Jeff Potter
wrote:
>
>
> Hi All,
>
> This seems like an easy task, but I haven’t been able to figure out how to do
> it or find any posts online. Is there a way to only send certain headers to a
> backend?
>
> I.e. in our application, we know we only need
> > Probably mostly third-party VMODs, since Varnish 6.x still supports
> > the VCL 4.0 syntax.
>
> Any specific info on migration of vmods?
> I mostly use the "bundled" vmods[1], but occasionally others like
> libvmod-sqlite3[2].
>
> If I wanted to convert or upgrade them, do you have any hints
On Wed, Oct 9, 2019 at 9:27 AM Miguel Gonzalez
wrote:
>
> Hi,
>
> I am migrating from 4.1 and I am scared that with latest version varnish
> would break.
>
> What should I take into account when migrating from 4.1?
Probably mostly third-party VMODs, since Varnish 6.x still supports
the VCL 4.0
On Tue, Jul 9, 2019 at 8:12 AM Nikolay Bogdanov
wrote:
>
> Hello. I have one case and I can not find good solution for it.
> In varnish3 req.backend was saved during restarts, so I can compare old
> backend property and set other backend after first restart.
> But in varnish 5 and newer
On Wed, Apr 17, 2019 at 6:23 PM Guillaume Quintard
wrote:
>
> Hi there,
>
> So:
>
> MAIN.client_req290152364 (aaall the requests)
>
> vs
>
> MAIN.cache_hit 7433491
> MAIN.cache_hit_grace36319 (exclude these are they are already
> accounted for in MAIN.cache_hit)
On Fri, Mar 29, 2019 at 8:18 AM wrote:
>
> Hi,
>
> It was just my mistake, you must download the tar.gz version from releases
> tab : https://github.com/Dridi/libvmod-querystring/releases
I would have been surprised if a 1.x release didn't work for you :)
Thanks for confirming and don't
On Wed, Mar 27, 2019 at 2:33 PM wrote:
>
> Hello,
>
>
>
>I would highly appreciate if I get some help on the following issu:
If you need to filter out or extract parameters from a query-string I
recommend this:
https://github.com/Dridi/libvmod-querystring/#vmod-querystring
If you are
On Wed, Mar 20, 2019 at 10:40 AM Hardik wrote:
>
> Hi Dridi,
>
> Do you need all timestamps or a specific metric?
> Regarding timestamp, want to read two tags,
> Timestamp Start: 1516269224.184112 0.00 0.00
> Timestamp Resp: 1516269224.184920 0.000808 0.87
>
> Do you need
Hi,
Thank you for the details, more questions to come.
On Tue, Mar 19, 2019 at 1:42 AM Hardik wrote:
>
> Hi Dridi,
>
> Can you give me a list of log records you need to collect?
>
> SLT_Timestamp :
Do you need all timestamps or a specific metric?
> SLT_ReqStart :
> SLT_ReqMethod :
>
On Mon, Mar 18, 2019 at 5:53 PM Hardik wrote:
>
> Hi Dridi,
>
> I am reading few tags for Billing purpose. I have added VMOD for this.In vmod
> currently I was passing "-g session" option to varnish callback function. But
> I found out that not getting ReqAcct tag. Also I am missing lots of
On Sun, Mar 17, 2019 at 1:12 PM Hardik wrote:
>
> Thanks a lot Dridi & Team for details..
Before I can answer your questions, can you explain exactly what you
are trying to do?
We could probably give you better advice if we knew what you need to collect.
Dridi
On Wed, Mar 13, 2019 at 3:56 PM Hardik wrote:
>
> Hi Dridi,
>
> We should able to recreate with load and mobile requests. I have not tried
> with 6.0.3.
I guess there's no need for that. Your varnishlog setup is stretched
too thin to cope with your load.
I was completely oblivious to the
Hi Pinakee,
On Tue, Mar 12, 2019 at 12:41 PM Pinakee BIswas wrote:
>
> Hi Dridi,
>
> Thanks for your response and the details.
>
> I did get the info on PESI from someone from the varnish plus team.
>
> Would certainly look into it but being a young company, would have also
> factor in the cost
On Tue, Mar 12, 2019 at 11:54 AM Hardik wrote:
>
> Hi Dridi,
>
> Varnish version - 6.0.1
> OS - centos 7
>
> I checked out vanish 6.0.1 source code, built rpm and installed.
>
> Please let me know if more information is required.
Do you have a reliable way to reproduce this?
If so, can you
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