assertInRange(t, "GC utilization", c[n-1].gcUtilization, 0.25, 0.3)
				}
			},
		},
		{
			// This test is the same as OscAlloc, but instead of oscillating, the allocation rate is jittery.
			name:          "JitterAlloc",
			gcPercent:     100,
			memoryLimit:   math.MaxInt64,
			globalsBytes:  32 << 10,
			nCores:        8,
			allocRate:     random(13, 0xf).offset(132),
			scanRate:      constant(1024.0),