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Fail logs:

==== 2026-01-23T10-29-58+0000, Script Version v4.0.1  ====

!!!! Check https://github.com/datacenter/ACI-Pre-Upgrade-Validation-Script for Latest Release !!!!

To use a non-default Login Domain, enter apic#DOMAIN\USERNAME
Gathering Node Information...

Current APIC Version...5.3(2c)
Lowest Switch Version...5.3(2c)

Target APIC version is overridden to 6.2(1h)

Collecting VPC Node IDs...101, 102

Progress: |----------------------------------------------------------------------------------------------------| 0/1 checks completed
Progress: |████████████████████████████████████████████████████████████████████████████████████████████████████| 1/1 checks completed

=== Check Result (failed only) ===

[Check 1/1] svccoreCtrlr excessive entries check... FAIL - OUTAGE WARNING!!

svccoreCtrlr Object Count

250

Recommended Action: Contact Cisco TAC for Support before upgrade
Reference Document: https://datacenter.github.io/ACI-Pre-Upgrade-Validation-Script/validations/#svccoreCtrlr-excessive-entries-check

=== Summary Result ===

PASS : 0
FAIL - OUTAGE WARNING!! : 1
FAIL - UPGRADE FAILURE!! : 0
MANUAL CHECK REQUIRED : 0
POST UPGRADE CHECK REQUIRED : 0
N/A : 0
ERROR !! : 0
TOTAL : 1

@veenaskumar-cisco veenaskumar-cisco force-pushed the CSCws84232 branch 3 times, most recently from f1a5a7f to 38634fd Compare January 23, 2026 13:09
@lovkeshsharma702
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this is not an outage warning. this will allow the upgrade to complete but GUi will be slow with defect after upgrade. So we should say MANUAL CHECK REQUIRED


### svccoreCtrlr excessive entries check

Due to excessive `svccoreCtrlr` or `svccoreNode` managed objects, queries are stuck in (pending) status.

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Due to excessive svccoreCtrlr or svccoreNode managed objects, Apic gui stuck in loading multiple queries.

if not tversion:
return Result(result=MANUAL, msg=TVER_MISSING)
if tversion.older_than("6.2(1h)") or tversion.same_as("6.2(1h)"):
svccore_classes = icurl('class', 'svccoreCtrlr.json')

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svccoreNode class missing. please get clarity from bug engineer if we need to add svccoreNode also or svccoreCtrl is enough ?

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missing code for svccoreNode. these 2 mo need to be checked.

@@ -0,0 +1,49 @@
import os

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missing test cases for

fab1-apic1# moquery -c svccoreNode | grep Total
Total Objects shown: 18

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Below log attached after svccoreNode mo checked.

==== 2026-02-02T09-25-29+0000, Script Version v4.0.1  ====

!!!! Check https://github.com/datacenter/ACI-Pre-Upgrade-Validation-Script for Latest Release !!!!

To use a non-default Login Domain, enter apic#DOMAIN\USERNAME
Gathering Node Information...

Current APIC Version...5.3(2c)
Lowest Switch Version...5.3(2c)

Target APIC version is overridden to 6.2(1h)

Collecting VPC Node IDs...101, 102

Progress: |----------------------------------------------------------------------------------------------------| 0/1 checks completed
Progress: |████████████████████████████████████████████████████████████████████████████████████████████████████| 1/1 checks completed

=== Check Result (failed only) ===

[Check 1/1] svccoreCtrlr or svccoreNode excessive entries check... MANUAL CHECK REQUIRED
svccoreCtrlr Object Count svccoreNode Object Count


256 250

Recommended Action: Contact Cisco TAC for Support before upgrade
Reference Document: https://datacenter.github.io/ACI-Pre-Upgrade-Validation-Script/validations/#svccoreCtrlr-or-svccoreNode-excessive-entries-check

=== Summary Result ===

PASS : 0
FAIL - OUTAGE WARNING!! : 0
FAIL - UPGRADE FAILURE!! : 0
MANUAL CHECK REQUIRED : 1
POST UPGRADE CHECK REQUIRED : 0
N/A : 0
ERROR !! : 0
TOTAL : 1

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2 participants