The symptom of these sockets in the "CLOSE" state is that the timer
decrements to zero, then jumps back to 10 seconds. Repeat. Ad infinitum.
Find attached (pruned) netstat -aoe output. This is after 1 week of
uptime. With 2.0.27, all we got was a couple of stuck CLOSE_WAIT after 108
days uptime
Active Internet connections (including servers)
Proto Recv-Q Send-Q Local Address Foreign Address State User Timer
tcp 1 0 ferret.lmh.ox.ac.:17836 imagitizements.com:smtp CLOSE root on (8.13/0)
tcp 0 0 ferret.lmh.ox.ac.:26258 www.calphoto.com:www CLOSE root on (6.71/0)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr02.lmh.ox.ac.uk:1153 CLOSE root on (7.28/6)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr05.lmh.ox.ac.:listen CLOSE root on (7.45/6)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr00.lmh.ox.ac.uk:1028 CLOSE root on (6.09/6)
tcp 0 961 ferret.lmh.:netbios-ssn jcr02.lmh.ox.ac.uk:1032 CLOSE root on (6.86/5)
tcp 0 0 ferret.lmh.ox.ac.:16454 sable.ox.ac.uk:telnet CLOSE root on (3.04/0)
tcp 1 0 ferret.lmh.ox.ac:telnet schlegel.wadham.:listen CLOSE root on (2.34/0)
tcp 0 120 ferret.lmh.ox.ac:telnet pc29.lmh.ox.ac.uk:1034 CLOSE root on (2.46/8)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr02.lmh.ox.ac.:listen CLOSE root on (0.73/7)
tcp 1 0 ferret.lmh.ox.ac:telnet jcr03.lmh.ox.ac.uk:1063 CLOSE root on (0.69/0)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr05.lmh.ox.ac.uk:1031 CLOSE root on (5.93/7)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr02.lmh.ox.ac.:listen CLOSE root on (2.70/12)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr02.lmh.ox.ac.uk:1039 CLOSE root on (3.57/7)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr00.lmh.ox.ac.uk:1031 CLOSE root on (9.96/7)
tcp 0 2640 ferret.lmh.:netbios-ssn jcr00.lmh.ox.ac.uk:1849 CLOSE root on (2.80/6)
tcp 1 1 ferret.lmh.ox.ac.:26220 www.boston.com:www LAST_ACK root on (23.72/10)
tcp 1 1 ferret.lmh.ox.ac.:26254 www.boston.com:www LAST_ACK root on (94.06/11)
??? maybe these are stuck too, maybe not.
udp 0 276 *:2029 *:* on (6.35/0) 0
udp 0 564 *:1072 *:* on (6.62/0) 0
udp 0 308 *:1168 *:* on (5.94/0) 0
udp 0 356 *:1174 *:* on (7.84/0) 0
udp 0 840 *:1175 *:* on (0.77/0) 0
udp 0 340 *:1212 *:* on (6.66/0) 0
udp 0 292 *:1471 *:* on (5.38/0) 0
udp 0 308 *:1577 *:* on (0.31/0) 0
udp 0 372 *:1581 *:* on (0.38/0) 0
udp 0 276 *:1693 *:* on (5.94/0) 0
udp 0 260 *:1938 *:* on (2.58/0) 0
udp 0 484 *:1329 *:* on (3.36/0) 0
udp 0 324 *:1863 *:* on (8.00/0) 0
udp 0 1808 *:1870 *:* on (3.77/0) 0
udp 0 404 *:1871 *:* on (7.99/0) 0
udp 0 712 *:1955 *:* on (4.73/0) 0
udp 0 484 *:1960 *:* on (3.64/0) 0
udp 0 2100 *:1961 *:* on (7.56/0) 0
udp 0 2456 *:1988 *:* on (3.98/0) 0
udp 0 340 *:2018 *:* on (7.06/0) 0
udp 0 1892 *:2043 *:* on (0.69/0) 0
udp 0 1052 *:2045 *:* on (5.43/0) 0
udp 0 452 *:1036 *:* on (1.90/0) 0
udp 0 276 *:1037 *:* on (4.22/0) 0
udp 0 356 *:1183 *:* on (0.66/0) 0
udp 0 388 *:1220 *:* on (1.58/0) 0
udp 0 276 *:1243 *:* on (7.92/0) 0
udp 0 856 *:1307 *:* on (3.87/0) 0
udp 0 696 *:1308 *:* on (0.33/0) 0
udp 0 856 *:1313 *:* on (6.65/0) 0
udp 0 2928 *:1314 *:* on (2.26/0) 0
udp 0 972 *:1315 *:* on (9.70/0) 0
udp 0 388 *:1336 *:* on (5.29/0) 0
udp 0 372 *:1342 *:* on (7.99/0) 0
udp 0 356 *:1346 *:* on (2.44/0) 0
udp 0 436 *:1364 *:* on (0.17/0) 0
udp 0 1080 *:1365 *:* on (9.27/0) 0
udp 0 308 *:1389 *:* on (3.33/0) 0
udp 0 648 *:1397 *:* on (9.61/0) 0
udp 0 340 *:1427 *:* on (3.88/0) 0
udp 0 500 *:1320 *:* on (0.50/0) 0
udp 0 548 *:1382 *:* on (7.90/0) 0
udp 0 276 *:1307 *:* on (0.54/0) 0
udp 0 420 *:1624 *:* on (7.54/0) 0
udp 0 372 *:1882 *:* on (1.93/0) 0
udp 0 340 *:1645 *:* on (7.15/0) 0
udp 0 484 *:1853 *:* on (4.69/0) 0
udp 0 580 *:1941 *:* on (1.75/0) 0
udp 0 372 *:1176 *:* on (5.01/0) 0
udp 0 468 *:1219 *:* on (1.20/0) 0
udp 0 420 *:1429 *:* on (8.07/0) 0
udp 0 468 *:1532 *:* on (1.72/0) 0
udp 0 404 *:1558 *:* on (1.61/0) 0
udp 0 356 *:1750 *:* on (3.46/0) 0
udp 0 276 *:1469 *:* on (7.22/0) 0
udp 0 600 *:1891 *:* on (3.35/0) 0
udp 0 388 *:1045 *:* on (4.93/0) 0
udp 0 308 *:1197 *:* on (2.40/0) 0
udp 0 292 *:1199 *:* on (7.02/0) 0
udp 0 760 *:1237 *:* on (2.62/0) 0
udp 0 356 *:1376 *:* on (7.84/0) 0
udp 0 308 *:1421 *:* on (7.02/0) 0
udp 0 644 *:1622 *:* on (4.75/0) 0
udp 0 420 *:1678 *:* on (4.00/0) 0
udp 0 292 *:1328 *:* on (1.91/0) 0
udp 0 388 *:1942 *:* on (4.63/0) 0
udp 0 888 *:1122 *:* on (3.60/0) 0
udp 0 500 *:1441 *:* on (1.85/0) 0
udp 0 404 *:1565 *:* on (2.39/0) 0
udp 0 340 *:1696 *:* on (8.13/0) 0
udp 0 340 *:1070 *:* on (2.33/0) 0
udp 0 420 *:1877 *:* on (8.01/0) 0
udp 0 548 *:1322 *:* on (8.44/0) 0
udp 0 548 *:1368 *:* on (1.60/0) 0
udp 0 436 *:1512 *:* on (4.74/0) 0
udp 0 324 *:1835 *:* on (2.93/0) 0
udp 0 404 *:1951 *:* on (1.87/0) 0
udp 0 1252 *:1054 *:* on (0.49/0) 0
udp 0 372 *:1095 *:* on (1.36/0) 0
udp 0 420 *:1215 *:* on (2.18/0) 0
udp 0 452 *:1311 *:* on (9.84/0) 0
udp 0 340 *:1367 *:* on (3.80/0) 0
udp 0 1988 *:1262 *:* on (0.79/0) 0
udp 0 324 *:1575 *:* on (3.25/0) 0
udp 0 340 *:1598 *:* on (3.40/0) 0
udp 0 276 *:1799 *:* on (7.43/0) 0
udp 0 324 *:1115 *:* on (1.32/0) 0
udp 0 324 *:1456 *:* on (1.59/0) 0
udp 0 324 *:1967 *:* on (7.96/0) 0
udp 0 324 *:1390 *:* on (1.05/0) 0
udp 0 324 *:1699 *:* on (4.05/0) 0
udp 0 292 *:1914 *:* on (2.85/0) 0
udp 0 584 *:1511 *:* on (4.55/0) 0
udp 0 308 *:1544 *:* on (3.88/0) 0
udp 0 292 *:2016 *:* on (3.45/0) 0
udp 0 468 *:1040 *:* on (4.02/0) 0
udp 0 340 *:1527 *:* on (6.84/0) 0
udp 0 808 *:1194 *:* on (8.32/0) 0
udp 0 628 *:1610 *:* on (5.87/0) 0
udp 0 580 *:1865 *:* on (3.10/0) 0
udp 0 500 *:2019 *:* on (9.72/0) 0
udp 0 324 *:1822 *:* on (5.19/0) 0
udp 0 436 *:1843 *:* on (1.98/0) 0
udp 0 292 *:1132 *:* on (8.31/0) 0
udp 0 324 *:1175 *:* on (7.17/0) 0
udp 0 292 *:1786 *:* on (8.00/0) 0
udp 0 292 *:1139 *:* on (3.34/0) 0
udp 488 0 *:1949 *:* off (0.00/0) 2
udp 488 0 *:1306 *:* off (0.00/0) 2
udp 732 0 *:1347 *:* off (0.00/0) 2
udp 244 0 *:1353 *:* off (0.00/0) 2
Fixes/patches to this address please :-)
Chris