1[
2    {
3        "BriefDescription": "Cycles weighted by number of requests pending in Coherency Tracker.",
4        "EventCode": "0x83",
5        "EventName": "UNC_ARB_COH_TRK_OCCUPANCY.ALL",
6        "PerPkg": "1",
7        "UMask": "0x1",
8        "Unit": "ARB"
9    },
10    {
11        "BriefDescription": "Number of requests allocated in Coherency Tracker.",
12        "EventCode": "0x84",
13        "EventName": "UNC_ARB_COH_TRK_REQUESTS.ALL",
14        "PerPkg": "1",
15        "UMask": "0x1",
16        "Unit": "ARB"
17    },
18    {
19        "BriefDescription": "Counts cycles weighted by the number of requests waiting for data returning from the memory controller. Accounts for coherent and non-coherent requests initiated by IA cores, processor graphic units, or LLC.",
20        "EventCode": "0x80",
21        "EventName": "UNC_ARB_TRK_OCCUPANCY.ALL",
22        "PerPkg": "1",
23        "UMask": "0x1",
24        "Unit": "ARB"
25    },
26    {
27        "BriefDescription": "Cycles with at least half of the requests outstanding are waiting for data return from memory controller. Account for coherent and non-coherent requests initiated by IA Cores, Processor Graphics Unit, or LLC.",
28        "CounterMask": "10",
29        "EventCode": "0x80",
30        "EventName": "UNC_ARB_TRK_OCCUPANCY.CYCLES_OVER_HALF_FULL",
31        "PerPkg": "1",
32        "UMask": "0x1",
33        "Unit": "ARB"
34    },
35    {
36        "BriefDescription": "Cycles with at least one request outstanding is waiting for data return from memory controller. Account for coherent and non-coherent requests initiated by IA Cores, Processor Graphics Unit, or LLC.",
37        "CounterMask": "1",
38        "EventCode": "0x80",
39        "EventName": "UNC_ARB_TRK_OCCUPANCY.CYCLES_WITH_ANY_REQUEST",
40        "PerPkg": "1",
41        "UMask": "0x1",
42        "Unit": "ARB"
43    },
44    {
45        "BriefDescription": "Counts the number of coherent and in-coherent requests initiated by IA cores, processor graphic units, or LLC.",
46        "EventCode": "0x81",
47        "EventName": "UNC_ARB_TRK_REQUESTS.ALL",
48        "PerPkg": "1",
49        "UMask": "0x1",
50        "Unit": "ARB"
51    },
52    {
53        "BriefDescription": "Counts the number of LLC evictions allocated.",
54        "EventCode": "0x81",
55        "EventName": "UNC_ARB_TRK_REQUESTS.EVICTIONS",
56        "PerPkg": "1",
57        "UMask": "0x80",
58        "Unit": "ARB"
59    },
60    {
61        "BriefDescription": "Counts the number of allocated write entries, include full, partial, and LLC evictions.",
62        "EventCode": "0x81",
63        "EventName": "UNC_ARB_TRK_REQUESTS.WRITES",
64        "PerPkg": "1",
65        "UMask": "0x20",
66        "Unit": "ARB"
67    },
68    {
69        "BriefDescription": "This 48-bit fixed counter counts the UCLK cycles.",
70        "EventCode": "0xff",
71        "EventName": "UNC_CLOCK.SOCKET",
72        "PerPkg": "1",
73        "Unit": "ARB"
74    }
75]
76