sysfs-bus-event_source-devices-dfl_fme 4.7 KB

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  1. What: /sys/bus/event_source/devices/dfl_fmeX/format
  2. Date: April 2020
  3. KernelVersion: 5.8
  4. Contact: Wu Hao <hao.wu@intel.com>
  5. Description: Read-only. Attribute group to describe the magic bits
  6. that go into perf_event_attr.config for a particular pmu.
  7. (See ABI/testing/sysfs-bus-event_source-devices-format).
  8. Each attribute under this group defines a bit range of the
  9. perf_event_attr.config. All supported attributes are listed
  10. below::
  11. event = "config:0-11" - event ID
  12. evtype = "config:12-15" - event type
  13. portid = "config:16-23" - event source
  14. For example::
  15. fab_mmio_read = "event=0x06,evtype=0x02,portid=0xff"
  16. It shows this fab_mmio_read is a fabric type (0x02) event with
  17. 0x06 local event id for overall monitoring (portid=0xff).
  18. What: /sys/bus/event_source/devices/dfl_fmeX/cpumask
  19. Date: April 2020
  20. KernelVersion: 5.8
  21. Contact: Wu Hao <hao.wu@intel.com>
  22. Description: Read-only. This file always returns cpu which the PMU is bound
  23. for access to all fme pmu performance monitoring events.
  24. What: /sys/bus/event_source/devices/dfl_fmeX/events
  25. Date: April 2020
  26. KernelVersion: 5.8
  27. Contact: Wu Hao <hao.wu@intel.com>
  28. Description: Read-only. Attribute group to describe performance monitoring
  29. events specific to fme. Each attribute in this group describes
  30. a single performance monitoring event supported by this fme pmu.
  31. The name of the file is the name of the event.
  32. (See ABI/testing/sysfs-bus-event_source-devices-events).
  33. All supported performance monitoring events are listed below.
  34. Basic events (evtype=0x00)::
  35. clock = "event=0x00,evtype=0x00,portid=0xff"
  36. Cache events (evtype=0x01)::
  37. cache_read_hit = "event=0x00,evtype=0x01,portid=0xff"
  38. cache_read_miss = "event=0x01,evtype=0x01,portid=0xff"
  39. cache_write_hit = "event=0x02,evtype=0x01,portid=0xff"
  40. cache_write_miss = "event=0x03,evtype=0x01,portid=0xff"
  41. cache_hold_request = "event=0x05,evtype=0x01,portid=0xff"
  42. cache_data_write_port_contention =
  43. "event=0x06,evtype=0x01,portid=0xff"
  44. cache_tag_write_port_contention =
  45. "event=0x07,evtype=0x01,portid=0xff"
  46. cache_tx_req_stall = "event=0x08,evtype=0x01,portid=0xff"
  47. cache_rx_req_stall = "event=0x09,evtype=0x01,portid=0xff"
  48. cache_eviction = "event=0x0a,evtype=0x01,portid=0xff"
  49. Fabric events (evtype=0x02)::
  50. fab_pcie0_read = "event=0x00,evtype=0x02,portid=0xff"
  51. fab_pcie0_write = "event=0x01,evtype=0x02,portid=0xff"
  52. fab_pcie1_read = "event=0x02,evtype=0x02,portid=0xff"
  53. fab_pcie1_write = "event=0x03,evtype=0x02,portid=0xff"
  54. fab_upi_read = "event=0x04,evtype=0x02,portid=0xff"
  55. fab_upi_write = "event=0x05,evtype=0x02,portid=0xff"
  56. fab_mmio_read = "event=0x06,evtype=0x02,portid=0xff"
  57. fab_mmio_write = "event=0x07,evtype=0x02,portid=0xff"
  58. fab_port_pcie0_read = "event=0x00,evtype=0x02,portid=?"
  59. fab_port_pcie0_write = "event=0x01,evtype=0x02,portid=?"
  60. fab_port_pcie1_read = "event=0x02,evtype=0x02,portid=?"
  61. fab_port_pcie1_write = "event=0x03,evtype=0x02,portid=?"
  62. fab_port_upi_read = "event=0x04,evtype=0x02,portid=?"
  63. fab_port_upi_write = "event=0x05,evtype=0x02,portid=?"
  64. fab_port_mmio_read = "event=0x06,evtype=0x02,portid=?"
  65. fab_port_mmio_write = "event=0x07,evtype=0x02,portid=?"
  66. VTD events (evtype=0x03)::
  67. vtd_port_read_transaction = "event=0x00,evtype=0x03,portid=?"
  68. vtd_port_write_transaction = "event=0x01,evtype=0x03,portid=?"
  69. vtd_port_devtlb_read_hit = "event=0x02,evtype=0x03,portid=?"
  70. vtd_port_devtlb_write_hit = "event=0x03,evtype=0x03,portid=?"
  71. vtd_port_devtlb_4k_fill = "event=0x04,evtype=0x03,portid=?"
  72. vtd_port_devtlb_2m_fill = "event=0x05,evtype=0x03,portid=?"
  73. vtd_port_devtlb_1g_fill = "event=0x06,evtype=0x03,portid=?"
  74. VTD SIP events (evtype=0x04)::
  75. vtd_sip_iotlb_4k_hit = "event=0x00,evtype=0x04,portid=0xff"
  76. vtd_sip_iotlb_2m_hit = "event=0x01,evtype=0x04,portid=0xff"
  77. vtd_sip_iotlb_1g_hit = "event=0x02,evtype=0x04,portid=0xff"
  78. vtd_sip_slpwc_l3_hit = "event=0x03,evtype=0x04,portid=0xff"
  79. vtd_sip_slpwc_l4_hit = "event=0x04,evtype=0x04,portid=0xff"
  80. vtd_sip_rcc_hit = "event=0x05,evtype=0x04,portid=0xff"
  81. vtd_sip_iotlb_4k_miss = "event=0x06,evtype=0x04,portid=0xff"
  82. vtd_sip_iotlb_2m_miss = "event=0x07,evtype=0x04,portid=0xff"
  83. vtd_sip_iotlb_1g_miss = "event=0x08,evtype=0x04,portid=0xff"
  84. vtd_sip_slpwc_l3_miss = "event=0x09,evtype=0x04,portid=0xff"
  85. vtd_sip_slpwc_l4_miss = "event=0x0a,evtype=0x04,portid=0xff"
  86. vtd_sip_rcc_miss = "event=0x0b,evtype=0x04,portid=0xff"