Intel Xeon E5-2600 Series - Page 117

Reference Number: 327043-001 117
Intel® Xeon® Processor E5-2600 Product Family Uncore Performance Monitoring
RxR_AK_BOUNCES
• Title: AK Ingress Bounced
• Category: INGRESS Events
• Event Code: 0x12
• Max. Inc/Cyc: 1, Register Restrictions: 0
• Definition: Counts the number of times when a request destined for the AK ingress bounced.
RxR_CYCLES_NE
• Title: Ingress Cycles Not Empty
• Category: INGRESS Events
• Event Code: 0x10
• Max. Inc/Cyc: 1, Register Restrictions: 0-1
• Definition: Counts the number of cycles when the R2PCIe Ingress is not empty. This tracks one of
the three rings that are used by the R2PCIe agent. This can be used in conjunction with the R2PCIe
Ingress Occupancy Accumulator event in order to calculate average queue occupancy. Multiple
ingress buffers can be tracked at a given time using multiple counters.
TxR_CYCLES_FULL
• Title: Egress Cycles Full
• Category: EGRESS Events
• Event Code: 0x25
• Max. Inc/Cyc: 1, Register Restrictions: 0
• Definition: Counts the number of cycles when the R2PCIe Egress buffer is full.
Table 2-113. Unit Masks for RING_IV_USED
Extension
umask
[15:8]
Description
ANY b00001111 Any:
Filters any polarity
Table 2-114. Unit Masks for RxR_CYCLES_NE
Extension
umask
[15:8]
Description
DRS bxxxx1xxx DRS:
DRS Ingress Queue
NCB bxxx1xxxx NCB:
NCB Ingress Queue
NCS bxx1xxxxx NCS:
NCS Ingress Queue
Table 2-115. Unit Masks for TxR_CYCLES_FULL
Extension
umask
[15:8]
Description
AD bxxxxxxx1 AD:
AD Egress Queue
AK bxxxxxx1x AK:
AK Egress Queue
BL bxxxxx1xx BL:
BL Egress Queue