[SPARK-4715][Core] Make sure tryToAcquire won't return a negative value #3575
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Test build #24080 has started for PR 3575 at commit
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Test build #24080 has finished for PR 3575 at commit
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Test PASSed. |
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I see. This can become negative when new threads join and awaken our current thread, since |
asfgit
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ShuffleMemoryManager.tryToAcquire may return a negative value. The unit test demonstrates this bug. It will output `0 did not equal -200 granted is negative`. Author: zsxwing <zsxwing@gmail.com> Closes #3575 from zsxwing/SPARK-4715 and squashes the following commits: a193ae6 [zsxwing] Make sure tryToAcquire won't return a negative value (cherry picked from commit edd3cd4) Signed-off-by: Andrew Or <andrew@databricks.com>
asfgit
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that referenced
this pull request
Dec 3, 2014
ShuffleMemoryManager.tryToAcquire may return a negative value. The unit test demonstrates this bug. It will output `0 did not equal -200 granted is negative`. Author: zsxwing <zsxwing@gmail.com> Closes #3575 from zsxwing/SPARK-4715 and squashes the following commits: a193ae6 [zsxwing] Make sure tryToAcquire won't return a negative value
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ShuffleMemoryManager.tryToAcquire may return a negative value. The unit test demonstrates this bug. It will output
0 did not equal -200 granted is negative.