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  1. Red Hat Fuse
  2. ENTESB-6454

Race condition when using update-strategy="reload" and referring the same config file from multiple bundles.

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    • Bug
    • Resolution: Won't Do
    • Major
    • jboss-fuse-6.3
    • jboss-fuse-6.2.1
    • Karaf
    • None
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      Attached Sample bundle with steps.

    Description

      Race condition when using update-strategy="reload" and referring the same config file from multiple bundles.

      This issue is not consistent but can be replicated frequently with the restart.

      Sample logs, camel context restarted multiple times.

      2017-01-03 06:34:21,779 | INFO | rint Extender: 3 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Route: BundleA started and consuming from: Endpoint[timer://TimerBundleA?fixedRate=true&period=60000]
2017-01-03 06:34:21,779 | INFO | rint Extender: 3 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Total 1 routes, of which 1 is started.
2017-01-03 06:34:21,779 | INFO | rint Extender: 3 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) started in 0.016 seconds
2017-01-03 06:34:21,783 | INFO | Thread-525 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is shutting down
2017-01-03 06:34:21,784 | INFO | Thread-525 | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Starting to graceful shutdown 1 routes (timeout 300 seconds)
2017-01-03 06:34:21,785 | INFO | 8 - ShutdownTask | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Route: BundleA shutdown complete, was consuming from: Endpoint[timer://TimerBundleA?fixedRate=true&period=60000]
2017-01-03 06:34:21,785 | INFO | Thread-525 | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Graceful shutdown of 1 routes completed in 0 seconds
2017-01-03 06:34:21,786 | INFO | Thread-525 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) uptime 0.023 seconds
2017-01-03 06:34:21,786 | INFO | Thread-525 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is shutdown in 0.003 seconds
2017-01-03 06:34:21,805 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is starting
2017-01-03 06:34:21,805 | INFO | rint Extender: 2 | ManagedManagementStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | JMX is enabled
2017-01-03 06:34:21,818 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | AllowUseOriginalMessage is enabled. If access to the original message is not needed, then its recommended to turn this option off as it may improve performance.
2017-01-03 06:34:21,818 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | StreamCaching is not in use. If using streams then its recommended to enable stream caching. See more details at http://camel.apache.org/stream-caching.html
2017-01-03 06:34:21,821 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Route: BundleA started and consuming from: Endpoint[timer://TimerBundleA?fixedRate=true&period=60000]
2017-01-03 06:34:21,821 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Total 1 routes, of which 1 is started.
2017-01-03 06:34:21,821 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) started in 0.017 seconds
2017-01-03 06:34:21,823 | INFO | Thread-528 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is shutting down
2017-01-03 06:34:21,824 | INFO | Thread-528 | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Starting to graceful shutdown 1 routes (timeout 300 seconds)
2017-01-03 06:34:21,825 | INFO | 0 - ShutdownTask | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Route: BundleA shutdown complete, was consuming from: Endpoint[timer://TimerBundleA?fixedRate=true&period=60000]
2017-01-03 06:34:21,825 | INFO | Thread-528 | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Graceful shutdown of 1 routes completed in 0 seconds
2017-01-03 06:34:21,826 | INFO | Thread-528 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) uptime 0.022 seconds
2017-01-03 06:34:21,827 | INFO | Thread-528 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is shutdown in 0.003 seconds
2017-01-03 06:34:21,844 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is starting
2017-01-03 06:34:21,844 | INFO | rint Extender: 2 | ManagedManagementStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | JMX is enabled
2017-01-03 06:34:21,854 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | AllowUseOriginalMessage is enabled. If access to the original message is not needed, then its recommended to turn this option off as it may improve performance.
2017-01-03 06:34:21,854 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | StreamCaching is not in use. If using streams then its recommended to enable stream caching. See more details at http://camel.apache.org/stream-caching.html
2017-01-03 06:34:21,857 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Route: BundleA started and consuming from: Endpoint[timer://TimerBundleA?fixedRate=true&period=60000]
2017-01-03 06:34:21,857 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Total 1 routes, of which 1 is started.
2017-01-03 06:34:21,857 | INFO | rint Extender: 2 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) started in 0.013 seconds
2017-01-03 06:34:21,860 | INFO | Thread-531 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is shutting down
2017-01-03 06:34:21,861 | INFO | Thread-531 | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Starting to graceful shutdown 1 routes (timeout 300 seconds)
2017-01-03 06:34:21,861 | INFO | 2 - ShutdownTask | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Route: BundleA shutdown complete, was consuming from: Endpoint[timer://TimerBundleA?fixedRate=true&period=60000]
2017-01-03 06:34:21,861 | INFO | Thread-531 | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Graceful shutdown of 1 routes completed in 0 seconds
2017-01-03 06:34:21,863 | INFO | Thread-531 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) uptime 0.019 seconds
2017-01-03 06:34:21,863 | INFO | Thread-531 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is shutdown in 0.003 seconds
2017-01-03 06:34:21,886 | INFO | rint Extender: 1 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is starting
2017-01-03 06:34:21,886 | INFO | rint Extender: 1 | ManagedManagementStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | JMX is enabled
2017-01-03 06:34:21,897 | INFO | rint Extender: 1 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | AllowUseOriginalMessage is enabled. If access to the original message is not needed, then its recommended to turn this option off as it may improve performance.
2017-01-03 06:34:21,898 | INFO | rint Extender: 1 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | StreamCaching is not in use. If using streams then its recommended to enable stream caching. See more details at http://camel.apache.org/stream-caching.html
2017-01-03 06:34:21,901 | INFO | rint Extender: 1 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Route: BundleA started and consuming from: Endpoint[timer://TimerBundleA?fixedRate=true&period=60000]
2017-01-03 06:34:21,901 | INFO | rint Extender: 1 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Total 1 routes, of which 1 is started.
2017-01-03 06:34:21,901 | INFO | rint Extender: 1 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) started in 0.015 seconds
2017-01-03 06:34:21,904 | INFO | Thread-534 | BlueprintCamelContext | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Apache Camel 2.15.1.redhat-621159 (CamelContext: camelContext-BundleA) is shutting down
2017-01-03 06:34:21,905 | INFO | Thread-534 | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Starting to graceful shutdown 1 routes (timeout 300 seconds)
2017-01-03 06:34:21,905 | INFO | 4 - ShutdownTask | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Route: BundleA shutdown complete, was consuming from: Endpoint[timer://TimerBundleA?fixedRate=true&period=60000]
2017-01-03 06:34:21,905 | INFO | Thread-534 | DefaultShutdownStrategy | 205 - org.apache.camel.camel-core - 2.15.1.redhat-621159 | Graceful shutdown of 1 routes completed in 0 seconds

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          Bug - A problem that impairs or prevents the functions of the product. ENTESB-7141 blueprint property-placeholder randomly fails (race conditions)

          • Major - To be worked after higher priority work items are addressed. When the severity is high and the effort to change it is low to moderate, this term is chosen. Issues in this category likely have an existing workaround but implementation or execution may be non-trivial.
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              pantinor@redhat.com Paolo Antinori
              rhn-support-shsingh Shailendra Singh
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