JDK-8049717 : expose L1_data_cache_line_size for diagnostic/sanity checks
Type:Bug
Component:hotspot
Sub-Component:runtime
Affected Version:9
Priority:P4
Status:Closed
Resolution:Fixed
OS:generic
CPU:generic
Submitted:2014-07-09
Updated:2020-05-04
Resolved:2014-07-15
The Version table provides details related to the release that this issue/RFE will be addressed.
Unresolved : Release in which this issue/RFE will be addressed. Resolved: Release in which this issue/RFE has been resolved. Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
The L1 data cache line size is useful for diagnostic and sanity checks.
In particular it is useful for diagnosing possible false sharing between
hot fields in data structures.