On Thu, Jan 23, 2020 at 2:14 PM Jean-Marie LEMETAYER <[email protected]> wrote: > > Hi folks, > > I have noticed some hang-ups at the beginning of my builds on the master > branch. > I have search a little and discovered that the connectivity check made by poky > was the root cause. In fact connectivity check use the CONNECTIVITY_CHECK_URIS > variable which is by default set to "https://www.example.com/";. > > So I have made some tests with a little script which gets the URI 100 times: > > $ cat connectivity_check.sh > #!/bin/sh > connectivity_check() > { > local ok=0 > for i in $(seq 100) > do > $@ > /dev/null && ok=$(($ok + 1)) > done > echo $ok $@ > } > connectivity_check wget -qO- --timeout=1 --tries=1 $1 > connectivity_check curl -s --connect-timeout 1 $1 > > Note that in the script, I use wget and curl to see if there are any > differences > but I don't think that's a thing. > > Here are the results: > $ time ./connectivity_check.sh https://example.com > 45 wget -qO- --timeout=1 --tries=1 https://example.com > 45 curl -s --connect-timeout 1 https://example.com > > real 2m23.595s > user 0m3.352s > sys 0m1.834s > > $ time ./connectivity_check.sh https://openembedded.org > 100 wget -qO- --timeout=1 --tries=1 https://openembedded.org > 100 curl -s --connect-timeout 1 https://openembedded.org > > real 4m36.188s > user 0m3.853s > sys 0m1.761s > > $ time ./connectivity_check.sh https://google.com > 100 wget -qO- --timeout=1 --tries=1 https://google.com > 100 curl -s --connect-timeout 1 https://google.com > > real 0m36.328s > user 0m4.265s > sys 0m2.028s > > So "example.com" is clearly not a good domain to do connectivity checks. > > The "openembedded.org" domain is good but have a slow response time. > > And finally "google.com" which have all sort of speedy networking stuff is > very > efficient. > > --- > > I think the CONNECTIVITY_CHECK_URIS variable must be updated and not use the > "example.com" domain anymore. Using "google.com" may be the best option. But > eetting up a custom domain like "connectivitycheck.openembedded.org" could be > another idea.
Had this idea long time in the past... Unfortunately, google.com is not available in all countries worldwide (Say "Nihao" to chinese Great firewall ). > > Any ideas ? > > Jean-Marie LEMETAYER > Passionate embedded systems engineer > Savoir-faire Linux > -- > _______________________________________________ > Openembedded-core mailing list > [email protected] > http://lists.openembedded.org/mailman/listinfo/openembedded-core -- Regards, Andrey. -- _______________________________________________ Openembedded-core mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-core
