-XX:HitachiVerboseGCIntervalTime (Option for specifying the output interval of extended verbosegc information)

Format

-XX:HitachiVerboseGCIntervalTime = integer-value

Description

Specify the time interval (second) to output the extended verbosegc information.

When option is specified
The extended verbosegc information is not output for each garbage collection, but it is output for the following cases of garbage collection that exceeds the specified time. In such cases, the number of times the following garbage collection occurs between the previous output and the current output is also output. This option always outputs the number of times the garbage collection occurs.

Table 16-5 List of the garbage collection frequency

Character stringMeaning
FullNumber of times the full garbage collection is skipped.
CopyNumber of times the copy garbage collection is skipped
When option is not specified
By default, 0 seconds is specified and the extended verbosegc information is output for each occurrence of garbage collection.
Default value
  • -XX:HitachiVerboseGCIntervalTime=0
Prerequisite options
  • -XX:+HitachiVerboseGC

Argument

integer-value
Specify the integer value from 0 to 2147483647 (unit: seconds). However, if a value out of range is specified, 0 is set. When negative value is specified, an error will occur.