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Table of Contents

De-Register CM Handles (Removed CM Handles)

Table of Contents

Read data operation resource for multiple cm-handles

Capabilities

Insert excerpt
CPS-1515: Spike: Support Multiple CM-Handles for NCMP Get Operation (Data operations)
CPS-1515: Spike: Support Multiple CM-Handles for NCMP Get Operation (Data operations)
nopaneltrue

Test Configurations

#

Environment/Workload

Description

1
Tested 3cURL

De-Register CM Handles cURL Expand source

4
Teed on 

laptop :
Processor :          Intel© Core™ i7-8750H CPU @ 2.20GHz × 6
Installed RAM :   32.0 GB
Edition :               Linux Mint 21.1

2
Docker-compose 

Docker-compose file: https://gerrit.onap.org/r/gitweb?p=cps.git;a=blob_plain;f=docker-compose/docker-compose.yml;hb=aa29f24b0da9b9d2c86a0c528357a17ff3d7a871

Shell script, postman request and generated txt file with 20,000 cm handle ids
3Number of CPS Instance

1

5
4Number Modules per Cm Handle

10

6Commit ID (before improvement)

9c56b30 Fetch CM handles by collection of xpaths

7Commit ID (improvement 1)373cdf2 Skip deleting list xpaths that are list elements
5Total number of cm handles

20,000

6Batch-size

200 cm handles per request

7Response payload size~2 KB per cm handles
8Concurrent request12
9Number of DMI PLugins1
10Commit ID 9830d1aec56da5cec195f6d15c318b58f642c9b7
11Commit ID linkhttps://gerrit.onap.org/r/gitweb?p=cps.git;a=commit;h=9830d1aec56da5cec195f6d15c318b58f642c9b7


#

Component

Configuration Parameters

Value

1CPSnotifactions:enabled

true

2CPSconfig.additional.notification.data-updated.filters.dataspaces.enabled-dataspaces
"NON-EXISTING-DATASPACE"
3NCMPmodules-sync-watchdog:async-executor:parallelism-level

10

Summary of test results

...

Tests were performed after all CM handles are in the READY state.

...

Deregistration Performance-230227.ods

Delete performance scenario on Nordix : (Commit id : 7421c69

...

deleteDurationInMillis (ms)

...

Delete performance scenario on Nordix : (Commit id : 230b111

...

deleteDurationInMillis (ms)

...

Instrumentation sample #1

...

Instrumentation sample #2

...

Description

Expectation

Result

Concurrency (parallel thread requests)1212
Test Start (received first kafka response message)N/A

14:07:50

Test End (received last message)< 14:10:10

14:08:03

Total time taken to publish 20,000 cm handle responses to client topic< 200 sec

13.2 sec

Average Time per batch (of 200 cm handles)< 2 sec0.132 sec
Pace of cm handle response to client topic ()100 cm handles/ sec1,514 cm handles/ sec

Notes

  1. Above test has been executed with just (stubbed) 1 DMI Plugin. 
  2. More DMI Plugin should make it even faster
  3. As per usual NCMP performance is measured without delays in the Plugin Layer