User Manual

Rev 4.70

Mellanox Technologies

11.4.1.3 Proprietary Mellanox QoS Counters

Proprietary Mellanox QoS counter set consists of flow statistics per (VLAN) priority. Each QoS

policy is associated with a priority. The counter presents the priority's traffic, pause statistic.

Discarded UD packets Number of UD packets silently discarded on the receive queue due to lack

of receives descriptor.

Discarded UC packets Number of UC packets silently discarded on the receive queue due to lack

of receives descriptor.

CQ overflows Number of CQ overflows.

NOTE: this value is evaluated for the entire NIC since there are cases

where CQ might be associated with both ports (i.e. the value on all ports

is identical).

EQ overflows Number of EQ overflows.

NOTE: this value is evaluated for the entire NIC since there are cases

where EQ might be associated with both ports (i.e. the value on all ports

is identical).

Bad doorbells Number of bad DoorBells

Responder duplicate request

received (pending firmware

implementation).

Number of duplicate requests received when the local machine receives

inbound traffic.

Requester time out received

(pending firmware implementa-

tion).

Number of time out received when the local machine generates outbound

traffic.

Table 13 - Mellanox QoS Counters

Mellanox QoS Counters Description

Bytes/ Packets IN

Bytes Received The number of bytes received that are covered by this priority. The

counted bytes include framing characters (modulo 2^64).

Bytes Received/Sec The number of bytes received per second that are covered by this priority.

The counted bytes include framing characters.

Packets Received The number of packets received that are covered by this priority (modulo

2^64).

Packets Received/Sec The number of packets received per second that are covered by this prior-

ity.

Bytes/ Packets OUT

Bytes Sent The number of bytes sent that are covered by this priority. The counted

bytes include framing characters (modulo 2^64).

Table 12 - Mellanox Adapter Diagnostics Counters

Mellanox Adapter Diagnostics

Counters

Description