We are having high latency ping response while monitoring PC6248, is there any special configuration to solve this issue?

Model: Powerconnect 6248P, 3.2.0.7, VxWorks 6.5

The config file:

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!Current Configuration:
!System Description "Powerconnect 6248P, 3.2.0.7, VxWorks 6.5"
!System Software Version 3.2.0.7
!Cut-through mode is configured as disabled
!
configure
vlan database
vlan 3000-3004,3006,3100
exit
sntp unicast client enable
sntp server 172.17.69.117
clock timezone 1 minutes 0
stack
member 1 5
exit
ip address 10.255.255.43 255.255.255.0
ip default-gateway 10.255.255.2
logging file warning
interface vlan 3000
name "SERVERS"
exit
interface vlan 3001
name "TRN"
exit
interface vlan 3002
name "LINES"
exit
interface vlan 3003
name "DMZ1"
exit
interface vlan 3004
name "HB"
exit
interface vlan 3006
name "DMZ2"
exit
interface vlan 3100
name "INTER"
exit
username "admin" password XXXXXXX level 15 encrypted
!
interface ethernet 1/g1
switchport access vlan 3000
exit
!
interface ethernet 1/g2
switchport access vlan 3000
exit
!
interface ethernet 1/g5
switchport access vlan 3001
exit
!
interface ethernet 1/g6
switchport access vlan 3001
exit
!
interface ethernet 1/g7
switchport access vlan 3002
exit
!
interface ethernet 1/g8
switchport access vlan 3002
exit
!
interface ethernet 1/g9
switchport access vlan 3003
exit
!
interface ethernet 1/g13
switchport access vlan 3000
exit
!
interface ethernet 1/g14
switchport access vlan 3000
exit
!
interface ethernet 1/g15
switchport access vlan 3000
exit
!
interface ethernet 1/g17
switchport access vlan 3004
exit
!
interface ethernet 1/g20
switchport access vlan 3006
exit
!
interface ethernet 1/g21
switchport access vlan 3000
exit
!
interface ethernet 1/g22
switchport access vlan 3100
exit
!
interface ethernet 1/g25
switchport access vlan 3000
exit
!
interface ethernet 1/g26
channel-group 4 mode auto
switchport access vlan 3000
exit
!
interface ethernet 1/g27
channel-group 2 mode auto
switchport access vlan 3000
exit
!
interface ethernet 1/g28
channel-group 5 mode auto
switchport mode general
switchport general allowed vlan add 3003 tagged
exit
!
interface ethernet 1/g29
switchport access vlan 3000
exit
!
interface ethernet 1/g30
channel-group 4 mode auto
switchport access vlan 3000
exit
!
interface ethernet 1/g31
channel-group 2 mode auto
switchport access vlan 3000
exit
!
interface ethernet 1/g32
channel-group 5 mode auto
switchport mode general
switchport general allowed vlan add 3003 tagged
exit
!
interface ethernet 1/g33
channel-group 4 mode auto
switchport access vlan 3000
exit
!
interface ethernet 1/g34
channel-group 4 mode auto
switchport access vlan 3000
exit
!
interface ethernet 1/g35
channel-group 3 mode auto
switchport access vlan 3000
exit
!
interface ethernet 1/g36
channel-group 3 mode auto
switchport access vlan 3000
exit
!
interface ethernet 1/g42
switchport access vlan 3003
exit
!
interface ethernet 1/g45
channel-group 1 mode on
exit
!
interface ethernet 1/g46
channel-group 1 mode on
exit
!
interface ethernet 1/g47
channel-group 1 mode on
exit
!
interface ethernet 1/g48
channel-group 1 mode on
exit
!
interface ethernet 1/xg1
channel-group 1 mode on
switchport mode general
switchport general allowed vlan add 3000-3004,3006,3100 tagged
exit
!
interface ethernet 1/xg2
channel-group 1 mode on
switchport mode general
switchport general allowed vlan add 3000-3004,3006,3100 tagged
exit
!
interface ethernet 1/xg3
channel-group 1 mode on
switchport mode general
switchport general allowed vlan add 3000-3004,3006,3100 tagged
exit
!
interface ethernet 1/xg4
channel-group 1 mode on
switchport mode general
switchport general allowed vlan add 3000-3004,3006,3100 tagged
exit
!
interface port-channel 1
switchport mode general
switchport general allowed vlan add 3000-3004,3006,3100 tagged
exit
!
interface port-channel 2
switchport access vlan 3000
exit
!
interface port-channel 3
switchport access vlan 3000
exit
!
interface port-channel 4
switchport access vlan 3000
exit
!
interface port-channel 5
switchport mode general
switchport general allowed vlan add 3003 tagged
exit
snmp-server community public ro ipaddress 10.255.255.222
exit

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Regards