test/serviceability/tmtools/jstat/utils/JstatGcResults.java

*** 23,34 ****
  
  /*
   * Results of running the JstatGcTool ("jstat -gc <pid>")
   *
   * Output example:
!  * (S0C    S1C    S0U    S1U      EC       EU        OC         OU       MC     MU    CCSC   CCSU   YGC     YGCT    FGC    FGCT     GCT
!  * 512.0  512.0   32.0   0.0   288768.0 168160.6  83968.0     288.1    4864.0 2820.3 512.0  279.7   18510 1559.208   0      0.000 1559.208
   *
   * Output description:
   * S0C     Current survivor space 0 capacity (KB).
   * S1C     Current survivor space 1 capacity (KB).
   * S0U     Survivor space 0 utilization (KB).
--- 23,34 ----
  
  /*
   * Results of running the JstatGcTool ("jstat -gc <pid>")
   *
   * Output example:
!  * (S0C    S1C    S0U    S1U      EC       EU        OC         OU       MC     MU    CCSC   CCSU   YGC     YGCT    FGC    FGCT    CGC    CGCT     GCT
!  * 512.0  512.0   32.0   0.0   288768.0 168160.6  83968.0     288.1    4864.0 2820.3 512.0  279.7   18510 1559.208   0      0.000   0      0.000 1559.208
   *
   * Output description:
   * S0C     Current survivor space 0 capacity (KB).
   * S1C     Current survivor space 1 capacity (KB).
   * S0U     Survivor space 0 utilization (KB).
*** 43,52 ****
--- 43,54 ----
   * CCSU    Compressed Class Space utilization
   * YGC     Number of young generation GC Events.
   * YGCT    Young generation garbage collection time.
   * FGC     Number of full GC events.
   * FGCT    Full garbage collection time.
+  * CGC     Number of STW events during Concurrent GC's.
+  * CGCT    STW time during Concurrent GC's.
   * GCT     Total garbage collection time.
   *
   */
  package utils;
  
*** 100,118 ****
          assertThat(GCT >= 0, "Incorrect time value for GCT");
          assertThat(GCT >= YGCT, "GCT < YGCT (total garbage collection time < young generation garbage collection time)");
  
          int FGC = getIntValue("FGC");
          float FGCT = getFloatValue("FGCT");
-         assertThat(FGCT >= 0, "Incorrect time value for FGCT");
          if (FGC > 0) {
              assertThat(FGCT > 0, "Number of full GC events is " + FGC + ", but FGCT is 0");
          }
  
!         assertThat(GCT >= FGCT, "GCT < YGCT (total garbage collection time < full generation garbage collection time)");
  
!         assertThat(checkFloatIsSum(GCT, YGCT, FGCT), "GCT != (YGCT + FGCT) " + "(GCT = " + GCT + ", YGCT = " + YGCT
!                 + ", FGCT = " + FGCT + ", (YCGT + FGCT) = " + (YGCT + FGCT) + ")");
      }
  
      private static final float FLOAT_COMPARISON_TOLERANCE = 0.0011f;
  
      private static boolean checkFloatIsSum(float sum, float... floats) {
--- 102,125 ----
          assertThat(GCT >= 0, "Incorrect time value for GCT");
          assertThat(GCT >= YGCT, "GCT < YGCT (total garbage collection time < young generation garbage collection time)");
  
          int FGC = getIntValue("FGC");
          float FGCT = getFloatValue("FGCT");
          if (FGC > 0) {
              assertThat(FGCT > 0, "Number of full GC events is " + FGC + ", but FGCT is 0");
          }
  
!         int CGC = getIntValue("CGC");
!         float CGCT = getFloatValue("CGCT");
!         if (CGC > 0) {
!             assertThat(CGCT > 0, "Number of concurrent GC events is " + CGC + ", but CGCT is 0");
!         }
! 
!         assertThat(GCT >= (FGCT + CGCT), "GCT < YGCT (total garbage collection time < full generation garbage collection time)");
  
!         assertThat(checkFloatIsSum(GCT, YGCT, FGCT, CGCT), "GCT != (YGCT + FGCT + CGCT) " + "(GCT = " + GCT + ", YGCT = " + YGCT
!                 + ", FGCT = " + FGCT + ", CGCT = " + CGCT + ", (YCGT + FGCT + CGCT) = " + (YGCT + FGCT + CGCT) + ")");
      }
  
      private static final float FLOAT_COMPARISON_TOLERANCE = 0.0011f;
  
      private static boolean checkFloatIsSum(float sum, float... floats) {