0005500: Protect against OOM in watchdog

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Category

Severity

Reproducibility

Date Submitted

Last Update

0005500

[Resin]

minor

always

08-21-13 08:34

10-04-13 10:17

Reporter

cowan

View Status

public

Assigned To

ferg

Priority

normal

Resolution

fixed

Platform

Status

closed

Projection

none

OS Version

ETA

none

Fixed in Version

4.0.38

Product Version

4.0.36

Product Build

Summary

0005500: Protect against OOM in watchdog

Description

An out-of-memory can occur in the Watchdog, resulting in Watchdog shutdown.

[2013/08/15 18:46:23.138] {resin-1950} Watchdog received warning from Resin[app-0,pid=10636]:
                                         Shutdown: Resin exiting because of failed thread
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method)
        at java.lang.Thread.start(Thread.java:691)
        at com.caucho.env.thread2.ThreadLauncher2.launchChildThread(ThreadLauncher2.java:96)
        at com.caucho.env.thread2.AbstractThreadLauncher2.startConnection(AbstractThreadLauncher2.java:546)
        at com.caucho.env.thread2.AbstractThreadLauncher2.runTask(AbstractThreadLauncher2.java:645)
        at com.caucho.env.thread2.AbstractTaskWorker2.run(AbstractTaskWorker2.java:240)
        at java.lang.Thread.run(Thread.java:722)
WarningService: Shutdown: Resin exiting because of failed thread
[2013/08/15 18:46:23.151] {ThreadLauncher2[ThreadPool[system]]-1} WarningService: Shutdown: Resin exiting because of failed thread
[2013/08/15 18:46:23.182] {resin-shutdown} ProServer[id=default,cluster=watchdog] stopping
[2013/08/15 18:46:23.187] {resin-shutdown} Host[production/host/admin.resin] stopping
[2013/08/15 18:46:23.188] {resin-shutdown} WebApp[production/webapp/admin.resin/ROOT] stopping

Shutdown Resin reason: THREAD

[2013/08/15 18:46:23.207] {resin-shutdown} Shutdown Resin reason: THREAD

Steps To Reproduce

Additional Information

Rep by K. Hosein

Attached Files

Relationships

Notes
(0006332) ferg 10-04-13 10:17	Increased idle min/max and timeout to minimize the need for thread spawning in the watchdog.

Issue History
Date Modified	Username	Field	Change
08-21-13 08:34	cowan	New Issue
08-29-13 15:04	kjh	Issue Monitored: kjh
10-04-13 10:17	ferg	Note Added: 0006332
10-04-13 10:17	ferg	Assigned To	=> ferg
10-04-13 10:17	ferg	Status	new => closed
10-04-13 10:17	ferg	Resolution	open => fixed
10-04-13 10:17	ferg	Fixed in Version	=> 4.0.38

Mantis 1.0.0rc3[^]

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