You're running a very old version of memcached. Please upgrade, and let us know if you still have problems.
On Mon, 12 Aug 2013, Patrick Rynhart wrote: > Hello, > > We run memcached version 1.4.4-3.el6 for session caching with our Moodle > environment. We are finding that memcached suddenly stops working after a > couple of weeks, and we are keen to try and work towards resolving this. > > When in the failed state: > > 1. memcached is still running. > 2. There is nothing untoward in dmesg or syslog. > 3. We are able to connect to the memcache socket (TCP Port 11211) using > telnet. However, the telnet session hangs (indefinitely) after entering > ‘stats’ then pressing return > 4. No swap is being used by machine running memcached > > No evictions have been logged. Cache hit ratio averages 98%. % used storage of > memcache averages 3.1% with a max value of 7.5%. > > We also have lots of XYMon metrics / stats available - however, these don’t > show anything unusual at the time that memcached fails. > > How do we go about troubleshooting this ? (The failed condition only occurs > in our production Moodle instance - i.e. we haven’t been able to replicated it > in testing/dev.) > > Thanks, > > Patrick Rynhart > > Systems Engineer > Infrastructure Support Section > Information Technology Services > Massey University > Palmerston North > NEW ZEALAND > T: +64 6 356 9099 ext 81075 > > -- > > --- You received this message because you are subscribed to the Google Groups > "memcached" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > -- --- You received this message because you are subscribed to the Google Groups "memcached" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
