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Public bug reported:

	[Summary]
	LB_NFV KiloV1 :the default session limit is 2000 rather than unlimit

	[Topo]
        RDO-Kilo 
        CentOS 7.1

	[Description and expect result]
	if we don't config session limit , the expect the session shoule be not limit

	[Reproduceable or not]
	  it is easy   to recreate.

	[Recreate Steps]
if don't config session-limit , the default session limit is 2000 , but the GUI show the session limit is -1, as  our common understanding , the negative number mean unlimit .
so this issue should be fixed

# pxname    svname    qcur    qmax    scur    smax    slim
fda4febc-8efd-436e-9227-435916d50e93    FRONTEND            5    2000    2000<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< check haproxy statistic infor is 2000

and

ID
    fda4febc-8efd-436e-9227-435916d50e93
Name
    VIP1
Description
    -
Project ID
    d95aa65136e6413fb0e29ab3550097a4
Subnet
    LB_Scale1_VipSubnet_1 20.1.1.0/24
Address
    20.1.1.100
Protocol Port
    80
Protocol
    HTTP
Pool
    pool_1
Port ID
    7f003e70-ea64-4f52-8793-356d703f9003
Session Persistence
    None
Connection Limit
    -1<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
Admin State Up
    Yes
Status
    ACTIVE 

        [Configration]

[root@nitinserver2 ~(keystone_admin)]# more /var/lib/neutron/lbaas/61a7696f-ded6-493c-98bc-27c2a82cca15/conf 
global
        daemon
        user nobody        
        group haproxy
        log /dev/log local0
        log /dev/log local1 notice
        stats socket /var/lib/neutron/lbaas/61a7696f-ded6-493c-98bc-27c2a82cca15/sock mode 0666 level user
defaults
        log global
        retries 3
        option redispatch
        timeout connect 5000
        timeout client 50000
        timeout server 50000
frontend 46d5cb86-ec6c-474e-82dd-9dc70baa3222
        option tcplog
        bind 0.0.0.0:80
        mode http
        default_backend 61a7696f-ded6-493c-98bc-27c2a82cca15
        option forwardfor
backend 61a7696f-ded6-493c-98bc-27c2a82cca15
        mode http
        balance roundrobin
        option forwardfor
        server 09b5c49f-100f-4fc7-86dd-05512de21ec3 10.1.1.107:80 weight 1
        server 0a65e548-84d7-4aac-96e6-4ad5a170a9ee 10.1.1.130:80 weight 1
        server 0cc99f63-8883-4655-8433-545840699e53 10.1.1.126:80 weight 1
        server 18c767db-c622-4104-834d-9573fab5b979 10.1.1.127:80 weight 1
	[logs]
	

	[Root cause anlyze or debug inf]
	

	[Attachment]
	Upload the attachment and explain it.

** Affects: neutron
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1516862

Title:
  LB_NFV KiloV1 :the default session limit is 2000 rather than unlimit

Status in neutron:
  New

Bug description:
  	[Summary]
  	LB_NFV KiloV1 :the default session limit is 2000 rather than unlimit

  	[Topo]
          RDO-Kilo 
          CentOS 7.1

  	[Description and expect result]
  	if we don't config session limit , the expect the session shoule be not limit

  	[Reproduceable or not]
  	  it is easy   to recreate.

  	[Recreate Steps]
  if don't config session-limit , the default session limit is 2000 , but the GUI show the session limit is -1, as  our common understanding , the negative number mean unlimit .
  so this issue should be fixed

  # pxname    svname    qcur    qmax    scur    smax    slim
  fda4febc-8efd-436e-9227-435916d50e93    FRONTEND            5    2000    2000<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< check haproxy statistic infor is 2000

  and

  ID
      fda4febc-8efd-436e-9227-435916d50e93
  Name
      VIP1
  Description
      -
  Project ID
      d95aa65136e6413fb0e29ab3550097a4
  Subnet
      LB_Scale1_VipSubnet_1 20.1.1.0/24
  Address
      20.1.1.100
  Protocol Port
      80
  Protocol
      HTTP
  Pool
      pool_1
  Port ID
      7f003e70-ea64-4f52-8793-356d703f9003
  Session Persistence
      None
  Connection Limit
      -1<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
  Admin State Up
      Yes
  Status
      ACTIVE 

          [Configration]

  [root@nitinserver2 ~(keystone_admin)]# more /var/lib/neutron/lbaas/61a7696f-ded6-493c-98bc-27c2a82cca15/conf 
  global
          daemon
          user nobody        
          group haproxy
          log /dev/log local0
          log /dev/log local1 notice
          stats socket /var/lib/neutron/lbaas/61a7696f-ded6-493c-98bc-27c2a82cca15/sock mode 0666 level user
  defaults
          log global
          retries 3
          option redispatch
          timeout connect 5000
          timeout client 50000
          timeout server 50000
  frontend 46d5cb86-ec6c-474e-82dd-9dc70baa3222
          option tcplog
          bind 0.0.0.0:80
          mode http
          default_backend 61a7696f-ded6-493c-98bc-27c2a82cca15
          option forwardfor
  backend 61a7696f-ded6-493c-98bc-27c2a82cca15
          mode http
          balance roundrobin
          option forwardfor
          server 09b5c49f-100f-4fc7-86dd-05512de21ec3 10.1.1.107:80 weight 1
          server 0a65e548-84d7-4aac-96e6-4ad5a170a9ee 10.1.1.130:80 weight 1
          server 0cc99f63-8883-4655-8433-545840699e53 10.1.1.126:80 weight 1
          server 18c767db-c622-4104-834d-9573fab5b979 10.1.1.127:80 weight 1
  	[logs]
  	

  	[Root cause anlyze or debug inf]
  	

  	[Attachment]
  	Upload the attachment and explain it.

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