text_combined: ralf schmitt zsobrpgmailcom mon apr 21 2008 810 pm gregory p smith wrote 64k hunch wrong system limit found using getsockoptso_rcvbuf easily often set many megabytes either system default level per socket level user using setsockopt system default large limiting system limit would help 10mb read case would help 100mb read case even smaller allocations like 64k cause problems mentioned issue 1092502 linking twisted httptwistedmatrixcomtracticket1079bug twisteds solution make string object returned recv short lived possible copying stringio could _fileobjectread readline approach look reasonable ralf fri 08 aug 2008 000444 0200 pythondev bad network performance