Since 2.6.21 I often got a 2 seconds delay when closing a telnet session to such a machine (even to localhost). I was at least not aware of this with older versions, but maybe I'm wrong?!?
Client with delay: 0.000062 select(4, [0 3], [], [3], NULL) = 1 (in [3]) 1.803057 recvfrom(3, "", 8192, 0, NULL, NULL) = 0 without delay: 0.000061 select(4, [0 3], [], [3], NULL) = 1 (in [3]) 0.001491 recvfrom(3, "", 8192, 0, NULL, NULL) = 0 Server with delay: 0.000095 select(4, [0 3], [], [0], NULL) = 1 (in [3]) 0.001779 read(3, 0x8059de0, 8192) = -1 EIO (Input/output error) 0.000103 select(4, [0 3], [], [0], NULL) = 1 (in [3]) 0.000171 read(3, 0x8059de0, 8192) = -1 EIO (Input/output error) ---- and 10000 lines more of this select/read---- 0.000103 select(4, [0 3], [], [0], NULL) = 1 (in [3]) 0.000343 --- SIGCHLD (Child exited) @ 0 (0) --- without delay: 0.000100 select(4, [0 3], [], [0], NULL) = 1 (in [3]) 0.001757 --- SIGCHLD (Child exited) @ 0 (0) --- Daniel - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html