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Posted to issues@trafficserver.apache.org by "Yunkai Zhang (JIRA)" <ji...@apache.org> on 2013/07/19 04:20:48 UTC

[jira] [Commented] (TS-2044) Logging client run into "LOG_COLL_FLOW_DENY" status infinitely

    [ https://issues.apache.org/jira/browse/TS-2044?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13713268#comment-13713268 ] 

Yunkai Zhang commented on TS-2044:
----------------------------------

We have verified this patch in our product environment.

Please merge it.
                
> Logging client run into "LOG_COLL_FLOW_DENY" status infinitely
> --------------------------------------------------------------
>
>                 Key: TS-2044
>                 URL: https://issues.apache.org/jira/browse/TS-2044
>             Project: Traffic Server
>          Issue Type: Bug
>          Components: Logging
>            Reporter: Yunkai Zhang
>         Attachments: 0001-TS-2044-Avoid-Loging-client-running-into-DENY-status.patch
>
>
> Logging client run into "LOG_COLL_FLOW_DENY" status infinitely in our product enviroment, let's see the following debug info:
> {code}
> [Jul 17 16:35:50.832] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.854] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.854] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.866] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.866] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.881] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.881] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.892] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.893] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.909] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.909] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.929] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.929] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.951] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.951] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.958] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.958] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.965] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.965] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.979] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.979] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.986] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.986] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:50.992] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:50.992] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:51.000] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:51.000] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> [Jul 17 16:35:51.010] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send
> [Jul 17 16:35:51.010] Server {0x2b6ee0208700} DEBUG: (log-coll) [0]client::send - m_flow = DENY; rejecting
> ...
> {code}
> Here was some gdb output:
> {code}
> Breakpoint 1, LogCollationClientSM::send (this=0x2b704c002d10, log_buffer=0x2b704c002c10) at LogCollationClientSM.cc:157
> 157     {
> (gdb) p *this
> $6 = {<LogCollationBase> = {<No data fields>}, <Continuation> = {<force_VFPT_to_top> = {_vptr.force_VFPT_to_top = 0x6e2650},
>     handler = (int (Continuation::*)(Continuation *, int,
>     void *)) 0x5bb4e0 <LogCollationClientSM::client_handler(int, void*)>, mutex = {m_ptr = 0x2b7050000000},
>     link = {<SLink<Continuation>> = {next = 0x0}, prev = 0x0}}, m_client_state = LogCollationClientSM::LOG_COLL_CLIENT_IDLE,
>   m_host_vc = 0x2b71a2533320, m_host_vio = 0x2b71a2533490, m_auth_buffer = 0x2b6f10b7c000, m_auth_reader = 0x2b6f10b7c018,
>   m_send_buffer = 0x2b6f10b7fde0, m_send_reader = 0x2b6f10b7fdf8, m_pending_action = 0x0, m_pending_event = 0x0,
>   m_abort_vio = 0x2b71a2533428, m_abort_buffer = 0x2b6f10b7fed0, m_buffer_send_list = 0x2b704c002e30,
>   m_buffer_in_iocore = 0x0, m_flow = LogCollationClientSM::LOG_COLL_FLOW_DENY, m_log_host = 0x17806e0, static ID = 1,
>   m_id = 0}
> (gdb) detach
> Detaching from program: /usr/bin/traffic_server, process 6644
> {code}

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