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ASF GitHub Bot logged work on TS-4879: -------------------------------------- Author: ASF GitHub Bot Created on: 23/Sep/16 04:49 Start Date: 23/Sep/16 04:49 Worklog Time Spent: 10m Work Description: Github user atsci commented on the issue: https://github.com/apache/trafficserver/pull/1033 Linux build *successful*! See https://ci.trafficserver.apache.org/job/Github-Linux/747/ for details. Issue Time Tracking ------------------- Worklog Id: (was: 29584) Time Spent: 3h 40m (was: 3.5h) > NetVC leaks while hyper emergency occur on check_emergency_throttle() > --------------------------------------------------------------------- > > Key: TS-4879 > URL: https://issues.apache.org/jira/browse/TS-4879 > Project: Traffic Server > Issue Type: Bug > Components: Core > Reporter: Oknet Xu > Assignee: Oknet Xu > Time Spent: 3h 40m > Remaining Estimate: 0h > > The con could be closed if hyper emergency occur on > check_emergency_throttle(). > But we did not check the con.fd while we get return from > check_emergency_throttle(). > For hyper emergency: > - The socket fd is removed from epoll while it is closed. > - A NetVC with a closed socket fd is created and callback NET_EVENT_OPEN to > SM. > Thus: > - The NetVC will never triggered by NetHandler. > - Only InactivityCop could handle the NetVC and the default timeout value is > 86400 secs. > For the counter: net_connections_currently_open_stat > - It is increased in “connect_re_internal()” > - It isn't decreased while the con.fd set to NO_FD due to hyper emergency > - Because it is decreased in close_UnixNetVConnection() only con.fd != NO_FD. > (TS-4178) -- This message was sent by Atlassian JIRA (v6.3.4#6332)