Are they still in ESTABLISHED or in FIN_WAIT state? It'd be great if you could supply us with some more information.
Hmm...
Threads (via *slime-threads*):
27 repl-thread Running 28 auto-flush-thread Running 29 reader-thread Running 30 control-thread Running 31 hunchentoot-worker-62.78.43.253:8576 Running 7 hunchentoot-listener-*:80 Running 8 Swank 4005 Running 9 initial thread Running
Backtrace:
Interrupt from Emacs [Condition of type SIMPLE-ERROR]
Restarts: 0: [CONTINUE] Continue from break. 1: [TERMINATE-THREAD] Terminate this thread (#<THREAD "hunchentoot-worker-62.78.43.253:8576" RUNNING {1002BD0451}>)
Backtrace: 0: ("bogus stack frame") 1: (SB-IMPL::SUB-SUB-SERVE-EVENT NIL NIL) 2: (SB-IMPL::SUB-SERVE-EVENT NIL NIL NIL) 3: (SB-SYS:SERVE-ALL-EVENTS NIL) 4: (SB-IMPL::FINISH-FD-STREAM-OUTPUT #<SB-SYS:FD-STREAM for "a socket" {1002BCE731}>) 5: (FINISH-OUTPUT #<SB-SYS:FD-STREAM for "a socket" {1002BCE731}>) 6: ((SB-PCL::FAST-METHOD HUNCHENTOOT:PROCESS-CONNECTION (HUNCHENTOOT:ACCEPTOR T)) ..) 7: ((SB-PCL::FAST-METHOD HUNCHENTOOT:PROCESS-CONNECTION :AROUND (HUNCHENTOOT:ACCEPTOR T)) ..) 8: ((LAMBDA ())) 9: ((LAMBDA ())) 10: ((FLET #:WITHOUT-INTERRUPTS-BODY-[BLOCK358]363)) 11: ((FLET SB-THREAD::WITH-MUTEX-THUNK)) 12: ((FLET #:WITHOUT-INTERRUPTS-BODY-[CALL-WITH-MUTEX]293)) 13: (SB-THREAD::CALL-WITH-MUTEX ..) 14: (SB-THREAD::INITIAL-THREAD-FUNCTION) 15: ("foreign function: #x4220F0") 16: ("foreign function: #x418D67")
But, NETSTAT not show connection to 62.78.43.253:8576. It looks like a bug in SBCL.
Andrey