Users Guide

Fabric OS Administrator’s Guide 143
53-1002920-02
Buffer credit management
5
The average frame size in bytes is shown in parentheses with the average buffer usage for
packet transmission and reception.
switch:admin> portbuffershow 17
User Port Lx Max/Resv Avg Buffer Usage & FrameSize Buffer Needed Link Remaining
Port Type Mode Buffers Tx Rx Usage Buffers Distance Buffers
---- ---- ---- ------- ---------------------------- ------ ------- ---------
----------
64 - 8 - ( - ) - ( - ) 0 - -
65 - 8 - ( - ) - ( - ) 0 - -
66 - 8 - ( - ) - ( - ) 0 - -
67 - 8 - ( - ) - ( - ) 0 - -
68 E LS 806 197(2012) 201(2044) 206 206 100km
69 E - 8 1(2016) 1(2020) 26 26 2km
70 E - 8 1(2012) 1(2036) 26 26 2km
71 E - 8 1(2008) 2(2052) 26 26 2km
192 - 8 - ( - ) - ( - ) 0 - -
193 - 8 - ( - ) - ( - ) 0 - -
194 - 8 - ( - ) - ( - ) 0 - -
195 - 8 - ( - ) - ( - ) 0 - -
196 - 8 - ( - ) - ( - ) 0 - -
197 - 8 - ( - ) - ( - ) 0 - -
198 - 8 - ( - ) - ( - ) 0 - -
199 - 8 - ( - ) - ( - ) 0 - - 4556
--------------------------------------------------------------------------------------------------
Buffer credits switch or blade model
Table 15 shows the total FC ports in a switch or blade, the number of user ports in a port group,
and the unreserved buffer credits available per port group.
TABLE 15 Total FC ports, ports per port group, and unreserved buffer credits per port group
Switch/blade model Total FC ports (per switch/blade) User port group size Unreserved buffer credits per port
group
300 24 24 484
5100 40 40 1692
5300 80 16 292
5410 12 12 580
5424 24 24 484
5431 16 16 548
5450 26 26 468
5480 24 24 484
M6505 24 24 7904
6505 24 24 7952
6510 48 48 7760
6520 96 48 4256
6547 48 48 7712
7800 16 16 408