https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=20820 Bug ID: 20820 Summary: koha fails to connect to memcached until restart after debian package upgrade 17.11.06-1 -> 18.05.00-1 on Ubuntu Xenial 16.04 Change sponsored?: --- Product: Koha Version: unspecified Hardware: All OS: All Status: NEW Severity: enhancement Priority: P5 - low Component: Packaging Assignee: koha-bugs@lists.koha-community.org Reporter: helix84@centrum.sk QA Contact: testopia@bugs.koha-community.org CC: mirko@abunchofthings.net On Ubuntu Xenial 16.04, after upgrading koha from 17.11.06-1 to 18.05.00-1 from official koha debian package, the following error is shown in the dpkg log and accessing koha opac and koha intranet shows an unstyled interface. ... Upgrade to 17.12.00.044 done (Bug 20624 - Disable OAuth2 client credentials grant by default) Upgrade to 18.05.00.000 done (Koha 18.05) Connection to the memcached servers '__MEMCACHED_SERVERS__' failed. Are the unix socket permissions set properly? Is the host reachable? If you ignore this warning, you will face performance issues Connection to the memcached servers '__MEMCACHED_SERVERS__' failed. Are the unix socket permissions set properly? Is the host reachable? If you ignore this warning, you will face performance issues Updated the cs-CZ translations. Setting up libhijk-perl (0.26-1) ... Setting up libtype-tiny-xs-perl (0.012-1build1) ... Use of uninitialized value $fn in exists at /usr/share/perl5/NeedRestart/Utils.pm line 100.========================================================================================================================= ] Use of uninitialized value $fn in stat at /usr/share/perl5/NeedRestart/Utils.pm line 102. Use of uninitialized value in list assignment at /usr/share/perl5/NeedRestart/Interp/Perl.pm line 132. Use of uninitialized value $fn in exists at /usr/share/perl5/NeedRestart/Utils.pm line 100.================================================================================================================================== ] Use of uninitialized value $fn in stat at /usr/share/perl5/NeedRestart/Utils.pm line 102. Use of uninitialized value in list assignment at /usr/share/perl5/NeedRestart/Interp/Perl.pm line 132. Scanning processes... Scanning candidates... Scanning linux images... Restarting services using systemd... No containers need to be restarted. $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 16.04.4 LTS Release: 16.04 Codename: xenial $ grep MEMCACHED_SERVERS /etc/koha/koha-sites.conf # MEMCACHED_SERVERS: comma separated list of memcached servers (ip:port) MEMCACHED_SERVERS="127.0.0.1:11211" $ sudo systemctl status memcached.service ● memcached.service - memcached daemon Loaded: loaded (/lib/systemd/system/memcached.service; enabled; vendor preset: enabled) Active: active (running) since Fri 2018-05-25 13:01:18 CEST; 32min ago Main PID: 1016 (memcached) Tasks: 6 Memory: 12.1M CPU: 110ms CGroup: /system.slice/memcached.service └─1016 /usr/bin/memcached -m 64 -p 11211 -u memcache -l 127.0.0.1 May 25 13:01:18 koha systemd[1]: Started memcached daemon. $ sudo netstat -tulpn | grep 11211 tcp 0 0 127.0.0.1:11211 0.0.0.0:* LISTEN 1016/memcached The problem is not alleviated even after restarting the koha-common service and the memcached service. It is resolved by restarting the host. -- You are receiving this mail because: You are watching all bug changes. You are the assignee for the bug.