• Type: Bug
• Resolution: Fixed
• Priority: Critical
• Component/s: _unsorted
• Labels:

  None
• Environment:

  java version "1.8.0_171"
  tomcat: 8.0.28
  jenkins 2.134
  centos7
  LDAP plugin : 1.2.0

1. 

   free_h.png

   9 kB

   2018-12-10 12:13

2. jstack2.txt

   77 kB

   2018-12-10 12:18

3. jstack1.txt

   51 kB

   2018-12-10 12:18

4. systemlog.txt

   38 kB

   2018-12-10 13:43

[JENKINS-55102] jenkins is waitingf for response

tang alby created issue - 2018-12-10 12:18

tang alby made changes - 2018-12-10 12:21

Description

Original: For the first time，it will be normal when I restart the tomcat. {color:#2e3033}It didn't take long to hang on.{color} I executed the command: jstack [tomcat_pid], find {color:#2e3033}my access is blocked.{color} "Handling POST /jenkins/view/%E6%95%B0%E6%8D%AE%E4%B8%9A%E5%8A%A1%E7%BA%BF/ajaxExecutors from *{color:#FF0000}[MY IP]{color}* : http-nio-8080-exec-3" #56 daemon prio=5 os_prio=0 tid=0x00007f1810004800 nid=0x3ad waiting for monitor entry [0x00007f189e460000]  java.lang.Thread.State: BLOCKED (on object monitor)               Nobody can login,I don't know how to slove. {color:#2e3033}Is it due to insufficient memory{color}? {color:#2e3033}Looking forward to your reply{color}:)

New: For the first time，it will be normal when I restart the tomcat. {color:#2e3033}It didn't take long to hang on.{color} I executed the command: jstack [tomcat_pid], find {color:#2e3033}my access is blocked.{color} "Handling POST /jenkins/view/%E6%95%B0%E6%8D%AE%E4%B8%9A%E5%8A%A1%E7%BA%BF/ajaxExecutors from *{color:#ff0000}[MY IP]{color}* : http-nio-8080-exec-3" #56 daemon prio=5 os_prio=0 tid=0x00007f1810004800 nid=0x3ad waiting for monitor entry [0x00007f189e460000]  java.lang.Thread.State: BLOCKED (on object monitor)   {color:#2e3033}It takes a long time for normal access.{color}I don't know how to slove it. {color:#2e3033}Is it due to insufficient memory{color}? {color:#2e3033}Looking forward to your reply{color}:)

tang alby made changes - 2018-12-10 12:25

Description

Original: For the first time，it will be normal when I restart the tomcat. {color:#2e3033}It didn't take long to hang on.{color} I executed the command: jstack [tomcat_pid], find {color:#2e3033}my access is blocked.{color} "Handling POST /jenkins/view/%E6%95%B0%E6%8D%AE%E4%B8%9A%E5%8A%A1%E7%BA%BF/ajaxExecutors from *{color:#ff0000}[MY IP]{color}* : http-nio-8080-exec-3" #56 daemon prio=5 os_prio=0 tid=0x00007f1810004800 nid=0x3ad waiting for monitor entry [0x00007f189e460000]  java.lang.Thread.State: BLOCKED (on object monitor)   {color:#2e3033}It takes a long time for normal access.{color}I don't know how to slove it. {color:#2e3033}Is it due to insufficient memory{color}? {color:#2e3033}Looking forward to your reply{color}:)

New: For the first time，it will be normal when I restart the tomcat. {color:#2e3033}It didn't take long to hang on.{color} I executed the command: jstack [tomcat_pid], find {color:#2e3033}my access is blocked.{color} "Handling POST /jenkins/view/%E6%95%B0%E6%8D%AE%E4%B8%9A%E5%8A%A1%E7%BA%BF/ajaxExecutors from *{color:#ff0000}[MY IP]{color}* : http-nio-8080-exec-3" #56 daemon prio=5 os_prio=0 tid=0x00007f1810004800 nid=0x3ad waiting for monitor entry [0x00007f189e460000]  java.lang.Thread.State: BLOCKED (on object monitor)   {color:#2e3033}It takes a long time for normal access and then is wait for response.{color}I don't know how to slove it. {color:#2e3033}Is it due to insufficient memory{color}? {color:#2e3033}Looking forward to your reply{color}:)

Oleg Nenashev made changes - 2018-12-10 12:26

Assignee

Original: Oleg Nenashev [ oleg_nenashev ]

Collapse comment: Oleg Nenashev added a comment - 2018-12-10 12:28

Oleg Nenashev added a comment - 2018-12-10 12:28

Something weird is going on with the LDAP plugin, but it may be a normal behavior as well (maybe LDAP availability issue). It's hard to say anuthing without the Jenkins version and system logs

Expand comment: Oleg Nenashev added a comment - 2018-12-10 12:28

Oleg Nenashev added a comment - 2018-12-10 12:28 Something weird is going on with the LDAP plugin, but it may be a normal behavior as well (maybe LDAP availability issue). It's hard to say anuthing without the Jenkins version and system logs

tang alby made changes - 2018-12-10 13:12

Attachment

New: jenkins_systemlog.txt [ 45412 ]

Collapse comment: tang alby added a comment - 2018-12-10 13:13, Edited by tang alby - 2018-12-10 13:44

tang alby added a comment - 2018-12-10 13:13 - edited

jenkins version is 2.134.

jenkins systemlog  is uploaded.But there is no information about [MY IP] in the system information

Thanks~

 

Expand comment: tang alby added a comment - 2018-12-10 13:13, Edited by tang alby - 2018-12-10 13:44

tang alby added a comment - 2018-12-10 13:13 - edited jenkins version is 2.134. jenkins systemlog  is upload ed. But there is no information about [MY IP] in the system information Thanks~  

tang alby made changes - 2018-12-10 13:14

Attachment

Original: jenkins_systemlog.txt [ 45412 ]

tang alby made changes - 2018-12-10 13:43

Attachment

New: systemlog.txt [ 45413 ]

tang alby made changes - 2018-12-10 13:49

Environment

Original: java version "1.8.0_171" tomcat: 8.0.28 jenkins 2.X (I don't remember) centos7

New: java version "1.8.0_171" tomcat: 8.0.28 jenkins 2.134 centos7

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