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8297173: usageTicks and totalTicks should be volatile to ensure that different threads get the latest ticks

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Reviewed-by: sgehwolf, alanb
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tianshuang 2022-11-18 10:45:36 +00:00 committed by Severin Gehwolf
parent 2b6dbc71d8
commit dd18d76b4c
1 changed files with 2 additions and 2 deletions
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src/jdk.management/unix/classes/com/sun/management/internal/OperatingSystemImpl.java
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@ -49,8 +49,8 @@ class OperatingSystemImpl extends BaseOperatingSystemImpl
private ContainerCpuTicks processLoadTicks = new ProcessCpuTicks();
private abstract class ContainerCpuTicks {
private long usageTicks = 0;
private long totalTicks = 0;
private volatile long usageTicks;
private volatile long totalTicks;
private double getUsageDividesTotal(long usageTicks, long totalTicks) {
// If cpu quota or cpu shares are in effect. Calculate the cpu load