[SPARK-19508][Core] Improve error message when binding service fails #16851
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Test build #72568 has started for PR 16851 at commit |
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retest this please. |
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Test build #72570 has finished for PR 16851 at commit
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srowen
approved these changes
Feb 8, 2017
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ping @srowen Can we merge this now? Thanks. |
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gentle ping @srowen |
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ping @srowen again. Is this ready to go? Thanks. |
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Merged to master |
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Thanks! @srowen |
Yunni
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Feb 27, 2017
## What changes were proposed in this pull request?
Utils provides a helper function to bind service on port. This function can bind the service to a random free port. However, if the binding fails on a random free port, the retrying and final exception messages look confusing.
17/02/06 16:25:43 WARN Utils: Service 'sparkDriver' could not bind on port 0. Attempting port 1.
17/02/06 16:25:43 WARN Utils: Service 'sparkDriver' could not bind on port 0. Attempting port 1.
17/02/06 16:25:43 WARN Utils: Service 'sparkDriver' could not bind on port 0. Attempting port 1.
17/02/06 16:25:43 WARN Utils: Service 'sparkDriver' could not bind on port 0. Attempting port 1.
17/02/06 16:25:43 WARN Utils: Service 'sparkDriver' could not bind on port 0. Attempting port 1.
...
17/02/06 16:25:43 ERROR SparkContext: Error initializing SparkContext.
java.net.BindException: Can't assign requested address: Service 'sparkDriver' failed after 16 retries (starting from 0)! Consider explicitly setting the appropriate port for the service 'sparkDriver' (for example spark.ui.port for SparkUI) to an available port or increasing spark.port.maxRetries.
## How was this patch tested?
Jenkins tests.
Please review http://spark.apache.org/contributing.html before opening a pull request.
Author: Liang-Chi Hsieh <[email protected]>
Closes apache#16851 from viirya/better-log-message.
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What changes were proposed in this pull request?
Utils provides a helper function to bind service on port. This function can bind the service to a random free port. However, if the binding fails on a random free port, the retrying and final exception messages look confusing.
How was this patch tested?
Jenkins tests.
Please review http://spark.apache.org/contributing.html before opening a pull request.