After we turned on persistent connection we reduced our errors from 13 per minute to 0.1 per minute. The error message now says "Network timeout".
Fredrik On Aug 2, 11:11 am, dormando <[email protected]> wrote: > Also, > > If you're opening/closing connections between every hit you could run out > of local ports and get that system error issue (google for TW_WAIT buckets > and local port blah blah). Run the test with persistent connections to see > if it makes a difference. > > -Dormando > > On Sat, 1 Aug 2009, fredrik wrote: > > > I have a question about network and memcached. All servers are in the > > same hosting location. Are 13 failed requests of 1 560 000 requests > > per minute acceptable fail ratio or should we expect to have 100% > > success rate with the tcp protocol? > > > Memcached 1.2.6, but we have also tried memcached 1.4.0 with same > > result. > > Pecl/Memcache 3.0.4 > > PHP Version 5.2.9 > > > Error: > > Callback says it's "connection timed out". But increasing the timeout > > does not help and pecl/memcached says "system error". > > > Running an stresstest with client and server(localhost) on the same > > machine does not reproduce the error.
