martin v löwis qpnyslvloewisde im sure read fact occurring networkingoriented tests like test_httplib test_ftplib running rtbat resulting build manually doesnt indicate errors tests windows buildbot owners seen notice also occurs steps eg httpwwwpythonorgdevbuildbotallx8620w2k820trunkbuilds50stepcompile0 please understand basic principle buildbot slaves connect master master relies slaves keeping connection could behind firewall infrastructure suddenly decides certain tcp connections idleexpiredclosed case firewall might reject messages master causing master believe connection lost case slave send repeated keepalive messages firewall reconfigured close connections dinsdalebuildbot seem buildbot already support keepalives although frequency might low case check twistd log files around time connection loss whether shows problems client side well regards martin _______________________________________________ pythondev mailing list zvlllneumpythonorg httpmailpythonorgmailmanlistinfopythondev unsubscribe httpmailpythonorgmailmanoptionspythondevpythondev40tangomucom wed 06 aug 2008 050209 0100 pythondev windows buildbots randomly die twisted connectionlost errors