The test GetXSpace sometimes (1-2 times a month) gives exceptions on Linux about too large usable space :
java.lang.RuntimeException: / usable space 44031373312 > free space 44031307776
at GetXSpace.compare(GetXSpace.java:183)
at GetXSpace.testFile(GetXSpace.java:330)
at GetXSpace.main(GetXSpace.java:398)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:565)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.Thread.run(Thread.java:1474)