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Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 15
Affects Version/s: 15
Component/s: hotspot
Labels:
- time

Subcomponent:
runtime
Resolved In Build:
b26

Enhance the system clock to nanosecond precision.

Refer to the email for details: "os::javaTimeSystemUTC to call nanosecond precision OS API, so Clock.systemUTC() can give nanosecond precision UTC"

https://mail.openjdk.java.net/pipermail/hotspot-runtime-dev/2020-April/038975.html

relates to

JDK-8246112 Remove build-time and run-time checks for clock_gettime and CLOCK_MONOTONIC

Resolved

JDK-8068730 Increase the precision of the implementation of java.time.Clock.systemUTC()

Closed

JDK-8180466 Clock.systemUTC has low resolution on Windows

Closed

JDK-8246261 TCKLocalTime.java failed due to "AssertionError: expected [18:14:22] but found [18:14:23]"

Resolved

JDK-8185891 System.currentTimeMillis() is slow on Linux, especially with the HPET time source

Closed

JDK-6709908 System.currentTimeNanos() to support nanosecond precision

Closed

(1 relates to)

Assignee:: David Holmes
Reporter:: Roger Riggs
Votes:: 0 Vote for this issue
Watchers:: 4 Start watching this issue

Created:: 2020-04-10 11:23
Updated:: 2024-10-08 11:01
Resolved:: 2020-05-28 19:37

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