The number of current sessions of virtual server doesn't match with summation of current sessions across pool members
Article ID: 314226
Updated On:
Products
Issue/Introduction
The purpose of this KB is to provide a way to figure out why the number of current session of virtual server and pool don't get refreshed and how to resolve this issue.
Symptoms:
The number of current sessions of virtual server doesn't match with summation of current sessions across pool members:
Pool
UUID : ########-####-####-####-############
Display-Name : LB-PRD-Common-WEBTier01_EAI_LBpool_10101
Type : L4
Sessions :
(Cur, Max, Total, Rate) : (148370, 148404, 1027448, 0) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Bytes :
(In, Out) : (1144156441, 1729952455)
Packets :
(In, Out) : (4003525, 5550714)
Pool Member
Display-Name : pceaiap03
IP : 10.100.30.69
Port : 10101
Sessions :
(Cur, Max, Total, Rate) : (0, 7, 175836, 0) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Bytes :
(In, Out) : (228991968, 345598564)
Packets :
(In, Out) : (805708, 1109895)
Pool Member
Display-Name : pceaiap02
IP : 10.100.30.68
Port : 10101
Sessions :
(Cur, Max, Total, Rate) : (0, 7, 175840, 0) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Bytes :
(In, Out) : (227630363, 346534980)
Packets :
(In, Out) : (776665, 1110719)
Pool Member
Display-Name : pceaiap05
IP : 10.100.30.71
Port : 10101
Sessions :
(Cur, Max, Total, Rate) : (0, 7, 175816, 0) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Bytes :
(In, Out) : (229180877, 346081266)
Packets :
(In, Out) : (806194, 1110180)
Pool Member
Display-Name : pceaiap01
IP : 10.100.30.67
Port : 10101
Sessions :
(Cur, Max, Total, Rate) : (0, 7, 175790, 0) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Bytes :
(In, Out) : (229328278, 345542175)
Packets :
(In, Out) : (808904, 1109685)
Pool Member
Display-Name : pceaiap04
IP : 10.100.30.70
Port : 10101
Sessions :
(Cur, Max, Total, Rate) : (0, 7, 175796, 0) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Bytes :
(In, Out) : (229024955, 346195470)
Packets :
(In, Out) : (806054, 1110235)
Environment
VMware NSX-T Data Center 4.x
VMware NSX-T Data Center 3.x
Cause
It happens when customer changes IP address or port of a specific virtual server while having connections with the virtual server.
Resolution
Please refer to workaround section.
Workaround:
You can put edge nodes into maintenance mode in order to restart LB docker engine and it will refresh the number of current sessions.
Additional Information
Impact/Risks:
There's no service impact.
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