Fabric Manager Users Guide, Version 6.1, Revision A - QLogic

3–Fabric Manager Configuration
Configuring the QLogic Fabric Manager
Table 3-13. Congestion Control Channel Adapters Settings
Parameters
Parameter
Default
Value
Description
Basis qp Determines whether congestion control is
handled per-Queue Pair (QP) or per-Service
Level (SL).
Valid values are qp or sl.
Increase 5 Channel Adapter Congestion Control
Table Index (CCTI) Increase. The amount
by which a CCTI will be increased, when
a packet which was marked as having
gone through a point of congestion, is
received.
Timer 10 Channel Adapter CCTI Timer that is a
cyclic timer set up by the congestion
manager, associated with an SL, which on
expiration is reset and decreases the CCTI
Threshold 8 Channel Adapter Trigger Threshold
When a CCTI is equal to the Trigger
Threshold this event is triggered and
information pertaining to the event is
logged by the Channel Adapter
Min 0 Channel Adapter CCTI minimum. This is
the lowest value that CCTI can be reduced
to; the default value is zero.
Limit 128 CCTI_Limit is the bounding value for a
CCTI. CCTI cannot be greater than
CCTI_Limit.
DesiredMaxDelay 21 Maximum injection rate delay in us,
used to determine how the congestion
control table entries are generated.
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