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Type:
Bug
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Resolution: Not A Defect
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Priority:
Major
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Component/s: ec2-plugin
We have Jenkins + EC2 plugin running both Windows and Linux instances in AWS. from time to time instances being terminated during building a job.Â
Observations:Â
- Happens only on Windows nodes. Linux works perfectly
- Happens only in off working hours as they are defined in section
[Only apply minimum number of instances during specific time range].Â
Configuration details
- Jenkins : 2.303.3 , EC2 Plugin :Â 1.66
- Auto scale , From: 06:00 To: 21:00
- the "Minimum number of instances" is 0
- the "Minimum number of spare instances" is 6
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Jenkins Job Log:
Â
2022-02-03 05:00:42Â Â 5: [ RUNÂ Â Â ] ****
2022-02-03 05:00:42Â Â 5: [ RUNÂ Â Â ] ****
2022-02-03 05:00:42Â Â 5: [Â Â Â Â OK ] ****
2022-02-03 05:00:44Â Â 5: [ RUNÂ Â Â ] ****
2022-02-03 05:00:44Â Â Terminating on signal SIGTERM(15)
2022-02-03 05:00:44 FATAL: command execution failed
2022-02-03 05:00:48 java.io.EOFException
2022-02-03 05:00:48 at java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2798).......
2022-02-03 05:00:48 Caused: java.io.IOException: Backing channel 'EC2 (AWS) - eu-west1b-windows (i-0a6a1e55947b1e6fa)' is disconnected.
Jenkins Server log :Â
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2022-02-03 05:17:04.095+0000 [id=40] INFO hudson.plugins.ec2.SlaveTemplate#logProvisionInfo: SlaveTemplate{description='eu-west1b-windows', labels='aws_win'}. checkInstance: i-03e553095dcff6c00.. false - found existing corresponding Jenkins agent: i-03e553095dcff6c00
--
2022-02-03 05:17:15.928+0000 [id=46] INFO hudson.plugins.ec2.SlaveTemplate#logProvisionInfo: SlaveTemplate{description='eu-west1b-windows', labels='aws_win'}. checkInstance: i-03e553095dcff6c00.. false - found existing corresponding Jenkins agent: i-03e553095dcff6c00
--
2022-02-03 05:17:38.354+0000 [id=46] INFO hudson.plugins.ec2.SlaveTemplate#logProvisionInfo: SlaveTemplate{description='eu-west1b-windows', labels='aws_win'}. checkInstance: i-03e553095dcff6c00.. false - found existing corresponding Jenkins agent: i-03e553095dcff6c00
--
2022-02-03 05:27:45.532+0000 [id=44] INFO hudson.plugins.ec2.SlaveTemplate#logProvisionInfo: SlaveTemplate{description='eu-west1b-windows', labels='aws_win'}. checkInstance: i-03e553095dcff6c00.. false - found existing corresponding Jenkins agent: i-03e553095dcff6c00
--
2022-02-03 06:03:12.419+0000 [id=6376824] INFO h.p.ec2.EC2RetentionStrategy#internalCheck: Idle timeout of EC2 (AWS) - eu-west1b-windows (i-03e553095dcff6c00) after 60 idle minutes, instance statusRUNNING
2022-02-03 06:03:12.419+0000 [id=6376824] INFO h.plugins.ec2.EC2AbstractSlave#idleTimeout: EC2 instance idle time expired: i-03e553095dcff6c00
2022-02-03 06:03:12.724+0000 [id=6377196] INFO h.plugins.ec2.EC2OndemandSlave#lambda$terminate$0: Terminated EC2 instance (terminated): i-03e553095dcff6c00
--
2022-02-03 06:04:13.537+0000 [id=6377017] INFO h.p.ec2.EC2RetentionStrategy#internalCheck: Idle timeout of EC2 (AWS) - eu-west1b-windows (i-03e553095dcff6c00) after 61 idle minutes, instance statusSHUTTING_DOWN
2022-02-03 06:04:13.537+0000 [id=6377017] INFO h.plugins.ec2.EC2AbstractSlave#idleTimeout: EC2 instance idle time expired: i-03e553095dcff6c00
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2022-02-03 06:06:39.956+0000 [id=6377196] INFO h.plugins.ec2.EC2OndemandSlave#lambda$terminate$0: Removed EC2 instance from jenkins controller: i-03e553095dcff6c00
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