Uncore Manual

Reference Number: 329468-002 179
Uncore Performance Monitoring
R3QPI Performance Monitoring
HA_R2_BL_CREDITS_EMPTY
• Title: HA/R2 AD Credits Empty
• Category: EGRESS Credit Events
• Event Code: 0x2f
• Max. Inc/Cyc:. 1, Register Restrictions: 0-1
• Definition: No credits available to send to either HA or R2 on the BL Ring
• NOTE: Counter 0 counts lack of credits to the lesser numbered Cboxes (0-8) Counter 1 counts
lack of credits to Cbox to the higher numbered CBoxes (8-13,15+17,16+18).
QPI0_AD_CREDITS_EMPTY
• Title: QPI0 AD Credits Empty
• Category: EGRESS Credit Events
• Event Code: 0x29
• Max. Inc/Cyc:. 1, Register Restrictions: 0-1
• Definition: No credits available to send to QPI0 on the AD Ring
QPI0_BL_CREDITS_EMPTY
• Title: QPI0 BL Credits Empty
• Category: EGRESS Credit Events
• Event Code: 0x2d
• Max. Inc/Cyc:. 1, Register Restrictions: 0-1
• Definition: No credits available to send to QPI0 on the BL Ring
Table 2-196. Unit Masks for HA_R2_BL_CREDITS_EMPTY
Extension
umask
[15:8]
Description
HA0 bxxxxxxx1 HA0
HA1 bxxxxxx1x HA1
R2_NCB bxxxxx1xx R2 NCB Messages
R2_NCS bxxxx1xxx R2 NCS Messages
Table 2-197. Unit Masks for QPI0_AD_CREDITS_EMPTY
Extension
umask
[15:8]
Description
VNA bxxxxxxx1 VNA
VN0_HOM bxxxxxx1x VN0 HOM Messages
VN0_SNP bxxxxx1xx VN0 SNP Messages
VN0_NDR bxxxx1xxx VN0 NDR Messages
VN1_HOM bxxx1xxxx VN1 HOM Messages
VN1_SNP bxx1xxxxx VN1 SNP Messages
VN1_NDR bx1xxxxxx VN1 NDR Messages
Table 2-198. Unit Masks for QPI0_BL_CREDITS_EMPTY
Extension
umask
[15:8]
Description
VNA bxxxxxxx1 VNA
VN0_HOM bxxxxxx1x VN0 HOM Messages