Users Guide

Broadcom NetXtreme-E-UG304-2CS
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NetXtreme-E User Guide User Guide for Dell Platforms
For example, the perftest tools can be run as:
# ib_write_bw -d bnxt_re0 -x 3 -F --report_gbits -p 1800 -s <message_size> -q <num of qps> -D <duration>
192.168.30.3
# ib_write_lat -d bnxt_re0 -x 3 -F --report_gbits -p 1800 -s 2 192.168.30.3
For a complete explenation of the parameters used by ib_write_bw/lat and other IB utilities, see github as previously
described.
14.2.5.8.2 Analytics
RoCE and congestion control statistics can be viewed from the sysfs files using the following commands:
# cat /sys/kernel/debug/<device name>/info (for example, /sys/kernel/debug/bnxt_re0/info)
bnxt_re debug info:
Adapter count: 1
=====[ IBDEV bnxt_re_bond0 ]=============================
link state: UP
Max QP: 0xff80
Max SRQ: 0x7fff
Max CQ: 0xffff
Max MR: 0x3ffff
Max MW: 0x8000c
Active QP: 2
Active SRQ: 0
Active CQ: 1
Active MR: 0
Active MW: 1
Recoverable Errors: 0
Active QPs P0: 0
Active QPs P1: 2
Rx Pkts: 42907336148
Rx Bytes: 2664310290076
Tx Pkts: 229562600627
Tx Bytes: 248444124528782
CNP Tx Pkts: 0
CNP Tx Bytes: 0
CNP Rx Pkts: 338012327
CNP Rx Bytes: 25012912198
14.2.5.9 Counter Definitions
The following tables provide counter definitions.
Table 35: Device Resource Limits
Counters Description
Max QP Max number of QP limit
Max SRQ Max number of SRQ limit
Max CQ Max number of CQs limit
Max MR Max number of memory region limit
Max MW Max number of memory window limit