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  1. JDK
  2. JDK-8247367

Shenandoah: pacer should wait on lock instead of exponential backoff

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    • gc
    • b01

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      Description

        After JDK-8247310, we can just use the wait/notify on the newly introduced lock to coordinate wakeups of paced threads. This avoids doing exponential backoff that introduces additional latency.

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            backported by

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8251069 Shenandoah: pacer should wait on lock instead of exponential backoff

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8247468 Shenandoah: pacer should wait on lock instead of exponential backoff

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Closed
            relates to

            Bug - A problem which impairs or prevents the functions of the product. JDK-8247593 Shenandoah: should not block pacing reporters

            • P2 - Crashes, loss of data, severe memory leak.
            • Resolved

            Bug - A problem which impairs or prevents the functions of the product. JDK-8247310 Shenandoah: pacer should not affect interrupt status

            • P2 - Crashes, loss of data, severe memory leak.
            • Closed

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                shade Aleksey Shipilev
                shade Aleksey Shipilev
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                  Created:
                  Updated:
                  Resolved: