lots of connections

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著者: Neal Becker
日付:  
To: exim-users
題目: lots of connections
Why would I have loads of exim processes all individually trying to
connect to the same remote? I thought exim was designed to avoid
this?

ro:/usr/spool/exim/log/% ps -efl | grep exim
  0 S    exim 16715 12998  0 154 20  4316500   97  5cbcf2c 15:28:57 ?        0:00 /local/exim/exim -bd -q30m
  1 S    exim 16741 12998  1 154 20  4316d40   97  5c6b22c 15:30:34 ?        0:00 /local/exim/exim -bd -q30m
  0 S    exim 16670     1  0 154 20  43931c0   96   1f0e20 15:25:37 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16684     1  0 154 20  4277f00   96   1f0e20 15:26:37 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16734     1  0 154 20  40b3380   96   1f0e20 15:29:31 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16709     1  0 154 20  40b3d80   96   1f0e20 15:28:44 ?        0:00 /local/exim/exim -Mc 0vGVSO-0004LN-
  1 Z    exim 16752 16741 12 181 20  43a3500    0          15:30:55 ?        0:00 /local/exim/exim -Mc 0vGVUO-0004M1-
  1 S    exim 16717     1  0 154 20  4316400   96   1f0e20 15:28:57 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 15130 12998  0 154 20  40b3240   92  5c5ac58 11:58:04 ?        0:05 /local/exim/exim -bd -q30m
  1 S    exim 16747     1  0 154 20  4393240   96   1f0e20 15:30:45 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  1 S    exim 16696     1  0 154 20  40e0c40   96   1f0e20 15:27:55 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16731     1  0 154 20  4277900   96   1f0e20 15:29:29 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  1 S    exim 12998     1  0 154 20  4277cc0   86   1f0e20 00:54:40 ?        0:05 /local/exim/exim -bd -q30m
  1 S    neal 16754 16561  5 128 20  4316240   25   342e70 15:30:56 ttyp1    0:00 grep exim
  0 S    exim 16702 16699  0 154 20  4277f80   96   1f0e20 15:28:27 ?        0:00 /local/exim/exim -Mc 0vGVS4-0004LL-
  0 S    exim 16704     1  0 154 20  4393580   96   1f0e20 15:28:32 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  1 Z    exim 16722 16715  9 180 20  43a3a40    0          15:29:02 ?        0:00 /local/exim/exim -Mc 0vGVSc-0004Lb-
  1 S    exim 16745     1  0 154 20  43a35c0   96   1f0e20 15:30:43 ?        0:00 /local/exim/exim -Mc 0vGVUI-0004M2-
  1 S    root 23261     1  1 154 20  411df40  850   1f0e20  Oct 14  ?       204:29 /local/exim/eximon.bin
  0 S    exim 16689     1  0 154 20  4316580   96   1f0e20 15:27:14 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  1 S    exim 16721     1  0 154 20  4277140   96   1f0e20 15:29:01 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16727     1  0 154 20  4393040   96   1f0e20 15:29:17 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16708     1  0 154 20  40b34c0   96   1f0e20 15:28:38 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16699 12998  0 154 20  4391cc0   97  5cd012c 15:28:20 ?        0:00 /local/exim/exim -bd -q30m
  0 S    exim 16398     1  0 154 20  52ba080   96  5cbba58 15:10:26 ?        0:00 /local/exim/exim -Mc 0vGVAW-0004GT-
  1 S    exim 16744     1  0 154 20  52ba040   96   1f0e20 15:30:40 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16697     1  0 154 20  40e0d40   96   1f0e20 15:27:59 ?        0:00 /local/exim/exim -Mc 0vGVRe-0004LG-
  0 S    exim 16706     1  0 154 20  4316000   96   1f0e20 15:28:36 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  0 S    exim 16639     1  0 154 20  4316ec0   96   1f0e20 15:24:48 ?        0:00 /local/exim/exim -MC smtp misnt1.cw
  1 S    exim 16749     1  0 154 20  42772c0   96   1f0e20 15:30:46 ?        0:00 /local/exim/exim -Mc 0vGVUM-0004M8-



MY HOST is 134.133.40.45, notice all the connections to 134.133.176.130.25.

ro:/usr/spool/exim/log/% netstat -n
Active Internet connections
Proto Recv-Q Send-Q Local Address          Foreign Address        (state)
tcp        0      0  134.133.40.45.1729     134.133.40.45.53       TIME_WAIT
tcp        0      0  134.133.40.45.25       165.166.0.12.4147      TIME_WAIT
tcp        0      0  134.133.40.45.1722     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1719     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.25       206.67.217.2.4965      ESTABLISHED
tcp        0      0  134.133.40.45.80       206.184.161.89.1134    FIN_WAIT_2
tcp        0      0  134.133.40.45.80       206.184.161.89.1133    FIN_WAIT_2
tcp        0      0  134.133.40.45.80       206.184.161.89.1132    FIN_WAIT_2
tcp        0      0  134.133.40.45.80       206.184.161.89.1131    FIN_WAIT_2
tcp        0      0  134.133.40.45.80       206.184.161.89.1130    FIN_WAIT_2
tcp        0      0  134.133.40.45.80       206.184.161.89.1129    FIN_WAIT_2
tcp        0      0  134.133.40.45.80       206.184.161.89.1128    FIN_WAIT_2
tcp        0      0  134.133.40.45.80       128.173.41.41.4841     TIME_WAIT
tcp        0      0  134.133.40.45.80       128.173.41.41.4840     TIME_WAIT
tcp        0      0  134.133.40.45.80       200.246.231.35.1193    TIME_WAIT
tcp        0      0  134.133.40.45.25       206.67.217.2.4883      ESTABLISHED
tcp        0      0  134.133.40.45.1698     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1697     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.25       206.67.217.2.4872      TIME_WAIT
tcp        0      0  134.133.40.45.25       206.67.217.2.4868      ESTABLISHED
tcp        0      0  134.133.40.45.25       206.67.217.2.4582      FIN_WAIT_2
tcp        0    232  134.133.40.45.1601     134.133.40.68.6000     ESTABLISHED
tcp        0      0  134.133.40.45.1023     134.133.40.21.1020     ESTABLISHED
tcp        0      0  134.133.40.45.514      134.133.40.21.1021     CLOSE_WAIT
tcp        0      0  134.133.40.45.1568     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1563     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1559     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1557     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1555     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1553     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1551     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1549     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1535     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1532     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1522     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1518     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1516     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1514     134.133.176.130.25     ESTABLISHED
tcp        0   4644  134.133.40.45.1512     134.133.176.130.25     ESTABLISHED
tcp        0      0  134.133.40.45.1506     134.133.176.130.25     ESTABLISHED
tcp     8192   8192  134.133.40.45.25       206.170.118.183.4670   ESTABLISHED
tcp        0      0  127.0.0.1.4601         127.0.0.1.4603         ESTABLISHED
tcp        0      0  127.0.0.1.4603         127.0.0.1.4601         ESTABLISHED
tcp        0      0  127.0.0.1.4599         127.0.0.1.4602         ESTABLISHED
tcp        0      0  127.0.0.1.4602         127.0.0.1.4599         ESTABLISHED
tcp        0      0  134.133.40.45.8502     *.*                    LISTEN
tcp        0      0  134.133.40.45.7000     134.133.40.45.2946     ESTABLISHED
tcp        0      0  134.133.40.45.2946     134.133.40.45.7000     ESTABLISHED
tcp        0      0  134.133.40.45.1019     134.133.40.3.514       FIN_WAIT_2
tcp        0      0  134.133.40.45.4795     134.133.51.35.6000     ESTABLISHED
tcp        0      0  134.133.40.45.514      134.133.40.21.1012     CLOSE_WAIT
tcp        0      0  134.133.40.45.2341     134.133.40.68.6000     ESTABLISHED
tcp        0   8157  134.133.40.45.80       198.240.97.3.2558      FIN_WAIT_1
udp        0      0  127.0.0.1.903          *.*                   
udp        0      0  134.133.40.45.123      *.*                   
udp        0      0  127.0.0.1.123          *.*                   
udp        0      0  134.133.40.45.53       *.*                   
udp        0      0  127.0.0.1.53           *.*