Pavel Gulchouck wrote: > > Hi. > > I have hangs tcp-sessions in the FIN_WAIT_2 state, in which packets > sends to remote for several days. Sockstate tells none aboute its, > restart httpd has no effect. > http://httpd.apache.org/docs/misc/fin_wait_2.html says that FreeBSD > has a timeout for FIN_WAIT_2 state, but I don't see it. > Number of such sessions grows according to uptime. > FreeBSD 5.2.1-RELEASE-p9. > Any suggestions?
Very strange... Could you send the output of "sysctl -a net.inet.tcp" as well? > [EMAIL PROTECTED]:~>netstat -na | fgrep 195.248.160.78 > tcp4 0 0 193.109.240.55.80 195.248.160.78.59843 FIN_WAIT_2 > tcp4 0 0 193.109.240.55.80 195.248.160.78.56084 FIN_WAIT_2 > tcp4 0 0 193.109.240.55.80 195.248.160.78.37466 FIN_WAIT_2 > tcp4 0 0 193.109.240.55.80 195.248.160.78.31848 FIN_WAIT_2 > [...] > [EMAIL PROTECTED]:~>sockstat | fgrep 195.248.160.78 > [EMAIL PROTECTED]:~>netstat -na | grep -c FIN_WAIT_2 > 419 > > tcpdump shows: > > 20:43:54.922521 hosting.itpark.com.ua.http > 195.248.160.78.48714: . ack > 3765418226 win 0 It (re-)tries to ACK the FIN probably. > 20:43:54.923546 hosting.itpark.com.ua.http > 195.248.160.78.48714: . ack 1 win > 65535 (DF) And it tries to open the window again to get out of persistent mode!? > 20:44:09.920818 hosting.itpark.com.ua.http > 195.248.160.78.31848: . ack > 3792205062 win 0 > 20:44:09.921773 hosting.itpark.com.ua.http > 195.248.160.78.31848: . ack 1 win > 65535 (DF) Any chance of finding out what kind of Operating System 195.248.160.78 is? -- Andre _______________________________________________ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "[EMAIL PROTECTED]"
