Put this file in ~/.jvm_stat and then execute jstat -gchisto <PID>

jstat_options

option gchisto {
  column {
    header "^TT^"
    width 3
    data sun.gc.policy.tenuringThreshold
  }
  column {
    header "A0^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.00
  }
  column {
    header "A1^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.01
  }
  column {
    header "A2^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.02
  }
  column {
    header "A3^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.03
  }
  column {
    header "A4^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.04
  }
  column {
    header "A5^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.05
  }
  column {
    header "A6^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.06
  }
  column {
    header "A7^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.07
  }
  column {
    header "A8^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.08
  }
  column {
    header "A9^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.09
  }
  column {
    header "A10^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.10
  }
  column {
    header "A11^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.11
  }
  column {
    header "A12^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.12
  }
  column {
    header "A13^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.13
  }
  column {
    header "A14^"
    width 8
    scale K
    align right
    data sun.gc.generation.0.agetable.bytes.14
  }
}