NPM/NetSpy Utilization by NCP (SNT208)

Use NPM/NetSpy Utilization by NCP (SNT208) display to identify and quantify potential capacity-related bottlenecks in the network's "backbone" NCPs.
micsrm140
Queuing bottlenecks (pacing, slowdown, and so on) frequently occur when the communications processor (37xx or equivalent) supporting the NCP becomes overloaded. You can monitor this report for indications that the maximum supportable utilization level is being reached.
Source
The source for this report can be either Tivoli NetView NPM Network data or
NetSpy
NCP interface data.
Format
This display indicates the throughput and utilization of selected NCPs in the network. You can see sample displays of profile and trend reports in figures NPM Utilization by NCP (Profile), NPM Utilization by NCP (Trend), NetSpy Utilization by NCP (Profile), and NetSpy Utilization by NCP (Trend).
Database file
SNTNAF
Data elements used
  • NAFMNHQL
  • NAFAVHQL
  • NAFMXHQL
  • NAFMNIQL
  • NAFAVIQL
  • NAFMXIQL
  • NAFMXANP
  • NAFMNFBL
  • NAFMXFBH
  • NAFMNFBQ
  • NAFAVFBQ
  • NAFMXFBQ
  • NAFAVSFB
  • NAFPCCCU
  • NAFPCTIS
Calculations
None
Usage considerations
You can vary the number of NCPs for which reports are produced by changing the value of the %SL208 macro in prefix.MICS.USER.SOURCE(#SNTRPTS). The default macro selects all NCPs.

NPM Utilization by NCP (Profile) Sample

MICS
NETWORK COMPONENT (SNT208) NPM UTILIZATION FOR NCP: NCP2303 NETWORK: NETWORK1 SYSTEM: S002 PRODUCED: APRIL 4, 2004 ZONE: PRIME TIME +-------------------------------------------------+ | | | | ACTIVITY INDICATORS | 04/01/04 | | | | |---------------------------------+---------------+ | QUEUEING STATISTICS | | | | | | MIN CHANNEL HOLD QUEUE LENGTH| 6 | | AVG CHANNEL HOLD QUEUE LENGTH| 16.74 | | MAX CHANNEL HOLD QUEUE LENGTH| 27 | | MIN CHANNEL INTERMED Q LENGTH| 3 | | AVG CHANNEL INTERMED Q LENGTH| 12.74 | | MAX CHANNEL INTERMED Q LENGTH| 26 | | | | | BUFFER STATISTICS | | | | | | MAX AVAILABLE NCP BUFFERS | 5,675 | | FREE BUFFER LOW-WATER MARK | 4,508 | | FREE BUFFER HIGH-WATER MARK | 5,585 | | MIN FREE BUFFER QUEUE LENGTH | 5,528 | | AVG FREE BUFFER QUEUE LENGTH | 5,425 | | MAX FREE BUFFER QUEUE LENGTH | 5,309 | | AVG FREE BUFFERS AT SLOWDOWN | 708 | | | | | BUFFER STATISTICS | | | | | | PERCENT CCU UTILIZATION | 86.05 | | PERCENT TIME IN SLOWDOWN | 0.00 | +-------------------------------------------------+

NPM Utilization by NCP (Trend) Sample

MICS
NETWORK COMPONENT (SNT208) NPM UTILIZATION FOR NCP: NCP2303 NETWORK: NETWORK1 SYSTEM: S002 PRODUCED: APRIL 4, 2004 ZONE: PRIME TIME +------------------------------------------------------------------------------------------------------------------------------+ | | | | | AMOUNT |PER-PERIOD RATE| PERCENTAGE | | ACTIVITY INDICATORS | 04/01/04 | 03/31/04 | . |OF CHANGE SINCE|OF CHANGE SINCE|CHANGE SINCE| | | | | | . | . | | |---------------------------------+---------------+---------------+---------------+---------------+---------------+------------| | QUEUEING STATISTICS | | | | | | | | | | | | | | | | MIN CHANNEL HOLD QUEUE LENGTH| 6 | 10 | | | | | | AVG CHANNEL HOLD QUEUE LENGTH| 16.74 | 15.14 | | | | | | MAX CHANNEL HOLD QUEUE LENGTH| 27 | 20 | | | | | | MIN CHANNEL INTERMED Q LENGTH| 3 | 10 | | | | | | AVG CHANNEL INTERMED Q LENGTH| 12.74 | 13.43 | | | | | | MAX CHANNEL INTERMED Q LENGTH| 26 | 21 | | | | | | | | | | | | | | BUFFER STATISTICS | | | | | | | | | | | | | | | | MAX AVAILABLE NCP BUFFERS | 5,675 | 5,675 | | | | | | FREE BUFFER LOW-WATER MARK | 4,508 | 5,114 | | | | | | FREE BUFFER HIGH-WATER MARK | 5,585 | 5,568 | | | | | | MIN FREE BUFFER QUEUE LENGTH | 5,528 | 5,496 | | | | | | AVG FREE BUFFER QUEUE LENGTH | 5,425 | 5,413 | | | | | | MAX FREE BUFFER QUEUE LENGTH | 5,309 | 5,345 | | | | | | AVG FREE BUFFERS AT SLOWDOWN | 708 | 708 | | | | | | | | | | | | | | BUFFER STATISTICS | | | | | | | | | | | | | | | | PERCENT CCU UTILIZATION | 86.05 | 83.04 | | | | | | PERCENT TIME IN SLOWDOWN | 0.00 | 0.00 | | | | | +------------------------------------------------------------------------------------------------------------------------------+

NetSpy Utilization by NCP (Profile) Sample

MICS
NETWORK COMPONENT (SNT208) NETSPY UTILIZATION FOR NCP: N059405 NETWORK: NETWORK1 SYSTEM: S002 PRODUCED: APRIL 4, 2004 ZONE: NON PRIME +-------------------------------------------------+ | | | | ACTIVITY INDICATORS | 03/24/04 | | | | |---------------------------------+---------------+ | QUEUEING STATISTICS | | | | | | MIN CHANNEL HOLD QUEUE LENGTH| 1 | | AVG CHANNEL HOLD QUEUE LENGTH| 2.40 | | MAX CHANNEL HOLD QUEUE LENGTH| 5 | | MIN CHANNEL INTERMED Q LENGTH| 1 | | AVG CHANNEL INTERMED Q LENGTH| 1.07 | | MAX CHANNEL INTERMED Q LENGTH| 2 | | | | | BUFFER STATISTICS | | | | | | MAX AVAILABLE NCP BUFFERS | 24,985 | | FREE BUFFER LOW-WATER MARK | 24,593 | | FREE BUFFER HIGH-WATER MARK | 24,854 | | MIN FREE BUFFER QUEUE LENGTH | 24,852 | | AVG FREE BUFFER QUEUE LENGTH | 24,834 | | MAX FREE BUFFER QUEUE LENGTH | 24,778 | | AVG FREE BUFFERS AT SLOWDOWN | 3,122 | | | | | BUFFER STATISTICS | | | | | | PERCENT CCU UTILIZATION | 16.91 | | PERCENT TIME IN SLOWDOWN | 0.00 | +-------------------------------------------------+

NetSpy Utilization by NCP (Trend) Sample

MICS
NETWORK COMPONENT (SNT208) NETSPY UTILIZATION FOR NCP: N059405 NETWORK: NETWORK1 SYSTEM: S002 PRODUCED: APRIL 4, 2004 ZONE: NON PRIME +------------------------------------------------------------------------------------------------------------------------------+ | | | | | AMOUNT |PER-PERIOD RATE| PERCENTAGE | | ACTIVITY INDICATORS | 03/24/04 | 03/23/04 | 03/22/04 |OF CHANGE SINCE|OF CHANGE SINCE|CHANGE SINCE| | | | | | 03/22/04 | 03/22/04 | 03/22/04 | |---------------------------------+---------------+---------------+---------------+---------------+---------------+------------| | QUEUEING STATISTICS | | | | | | | | | | | | | | | | MIN CHANNEL HOLD QUEUE LENGTH| 1 | 2 | 2 | -1 | -0.50 | -50.00 | | AVG CHANNEL HOLD QUEUE LENGTH| 2.40 | 3.00 | 2.58 | -0.18 | -0.09 | -6.87 | | MAX CHANNEL HOLD QUEUE LENGTH| 5 | 5 | 5 | 0 | 0.00 | 0.00 | | MIN CHANNEL INTERMED Q LENGTH| 1 | 1 | 1 | 0 | 0.00 | 0.00 | | AVG CHANNEL INTERMED Q LENGTH| 1.07 | 1.94 | 2.23 | -1.16 | -0.58 | -52.18 | | MAX CHANNEL INTERMED Q LENGTH| 2 | 4 | 5 | -3 | -1.50 | -60.00 | | | | | | | | | | BUFFER STATISTICS | | | | | | | | | | | | | | | | MAX AVAILABLE NCP BUFFERS | 24,985 | 24,985 | 24,985 | 0 | 0.00 | 0.00 | | FREE BUFFER LOW-WATER MARK | 24,593 | 24,513 | 24,540 | 53 | 26.50 | 0.22 | | FREE BUFFER HIGH-WATER MARK | 24,854 | 24,859 | 24,860 | -6 | -3.00 | -0.02 | | MIN FREE BUFFER QUEUE LENGTH | 24,852 | 24,858 | 24,859 | -7 | -3.50 | -0.03 | | AVG FREE BUFFER QUEUE LENGTH | 24,834 | 24,833 | 24,836 | -2 | -1.00 | -0.01 | | MAX FREE BUFFER QUEUE LENGTH | 24,778 | 24,764 | 24,787 | -9 | -4.50 | -0.04 | | AVG FREE BUFFERS AT SLOWDOWN | 3,122 | 3,122 | 3,122 | 0 | 0.00 | 0.00 | | | | | | | | | | BUFFER STATISTICS | | | | | | | | | | | | | | | | PERCENT CCU UTILIZATION | 16.91 | 18.19 | 20.55 | -3.64 | -1.82 | -17.71 | | PERCENT TIME IN SLOWDOWN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | | +------------------------------------------------------------------------------------------------------------------------------+