Real-time bandwidth usage

Hello why in the new version the Real-time bandwidth usage don´t show data.?

You may try to restart the ntopng service.

Hello… I restart the Ntop service, but don´t work…

Are interfaces enabled in Bandwitdh monitor settings?

grafik

Please check ntopng messages log entries for errors:

cat /var/log/messages | grep ntopng

Aug 5 13:20:02 semedic /sbin/e-smith/db[14255]: /var/lib/nethserver/db/configur ation: OLD ntopng=service|Authentication|disabled|Interfaces|em1,em2,em2.10,em2. 20,em2.30,em2.40,em2.50|TCPPort|3000|access|green|alias|1a60994cdf29726f99e9f7ae 8ae554ac0559db11|status|enabled
Aug 5 13:20:02 semedic /sbin/e-smith/db[14255]: /var/lib/nethserver/db/configur ation: NEW ntopng=service|Authentication|disabled|Interfaces|em1,em2,em2.10,em2. 20,em2.30,em2.40,em2.50|TCPPort|3000|access|green|alias|1a60994cdf29726f99e9f7ae 8ae554ac0559db11|status|disabled
Aug 5 13:20:02 semedic esmith::event[14261]: Event: nethserver-ntopng-save
Aug 5 13:20:02 semedic esmith::event[14261]: expanding /etc/ntopng/ntopng.conf
Aug 5 13:20:02 semedic esmith::event[14266]: Event: nethserver-firewall-base-sa ve nethserver-ntopng-save
Aug 5 13:20:07 semedic esmith::event[14261]: Action: /etc/e-smith/events/nethse rver-ntopng-save/S70firewall-adjust SUCCESS [4.197471]
Aug 5 13:20:07 semedic systemd: Stopping ntopng high-speed web-based traffic mo nitoring and analysis tool…
Aug 5 13:20:07 semedic ntopng: 05/Aug/2020 13:20:07 [main.cpp:50] Shutting down …
Aug 5 13:20:07 semedic ntopng: 05/Aug/2020 13:20:07 [PcapInterface.cpp:341] Ter minated packet polling for em2
Aug 5 13:20:07 semedic ntopng: 05/Aug/2020 13:20:07 [PcapInterface.cpp:341] Ter minated packet polling for em2.20
Aug 5 13:20:07 semedic ntopng: 05/Aug/2020 13:20:07 [PcapInterface.cpp:341] Ter minated packet polling for em1
Aug 5 13:20:07 semedic ntopng: 05/Aug/2020 13:20:07 [PcapInterface.cpp:341] Ter minated packet polling for em2.30
Aug 5 13:20:07 semedic ntopng: 05/Aug/2020 13:20:07 [PcapInterface.cpp:341] Ter minated packet polling for em2.50
Aug 5 13:20:07 semedic ntopng: 05/Aug/2020 13:20:07 [PcapInterface.cpp:341] Ter minated packet polling for em2.10
Aug 5 13:20:08 semedic ntopng: 05/Aug/2020 13:20:08 [PcapInterface.cpp:341] Ter minated packet polling for em2.40
Aug 5 13:20:09 semedic ntopng: 05/Aug/2020 13:20:09 [Ntop.cpp:2434] Terminating periodic activities
Aug 5 13:20:09 semedic ntopng: 05/Aug/2020 13:20:09 [Ntop.cpp:2440] Executing s hutdown script
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv4] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv6] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [ARP] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [MPLS] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [Other] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2422] Polling shu t down [interface: em1]
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv4] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv6] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [ARP] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [MPLS] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [Other] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2422] Polling shu t down [interface: em2]
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv4] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv6] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [ARP] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [MPLS] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [Other] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2422] Polling shu t down [interface: em2.10]
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv4] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv6] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [ARP] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [MPLS] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [Other] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2422] Polling shu t down [interface: em2.20]
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv4] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv6] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [ARP] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [MPLS] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [Other] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2422] Polling shu t down [interface: em2.30]
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv4] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv6] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [ARP] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [MPLS] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [Other] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2422] Polling shu t down [interface: em2.40]
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv4] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv6] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [ARP] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [MPLS] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [Other] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2422] Polling shu t down [interface: em2.50]
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv4] 3.95 TB/5048.08 M Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [IPv6] 801.59 MB/3.64 M Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [ARP] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [MPLS] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [ProtoStats.cpp:35] [Other] 0 B/0.00 Packets
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2422] Polling shu t down [interface: view:all]
Aug 5 13:20:13 semedic ntopng: 05/Aug/2020 13:20:13 [Ntop.cpp:2457] Deleted PID /var/run/ntopng.pid: [rc: -1][Permission denied]
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [HTTPserver.cpp:1360] HTTP server terminated
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:542] Flushing host contacts for interface em1
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:2393] Cleanup interface em1
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:542] Flushing host contacts for interface em2
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:2393] Cleanup interface em2
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:542] Flushing host contacts for interface em2.10
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:2393] Cleanup interface em2.10
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:542] Flushing host contacts for interface em2.20
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:2393] Cleanup interface em2.20
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:542] Flushing host contacts for interface em2.30
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:2393] Cleanup interface em2.30
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:542] Flushing host contacts for interface em2.50
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:2393] Cleanup interface em2.50
Aug 5 13:20:14 semedic ntopng: 05/Aug/2020 13:20:14 [NetworkInterface.cpp:542] Flushing host contacts for interface view:all
Aug 5 13:20:15 semedic ntopng: 05/Aug/2020 13:20:15 [NetworkInterface.cpp:2393] Cleanup interface view:all
Aug 5 13:20:17 semedic ntopng: 05/Aug/2020 13:20:17 [AddressResolution.cpp:63] Address resolution stats [1761 resolved][1399 failures]
Aug 5 13:20:18 semedic systemd: Stopped ntopng high-speed web-based traffic mon itoring and analysis tool.
Aug 5 13:20:18 semedic esmith::event[14261]: [INFO] service ntopng is disabled and has been stopped
Aug 5 13:20:18 semedic esmith::event[14261]: Event: nethserver-ntopng-save SUCC ESS
Aug 5 13:21:52 semedic /sbin/e-smith/db[15820]: /var/lib/nethserver/db/configur ation: OLD ntopng=service|Authentication|disabled|Interfaces|em1,em2,em2.10,em2. 20,em2.30,em2.40,em2.50|TCPPort|3000|access|green|alias|1a60994cdf29726f99e9f7ae 8ae554ac0559db11|status|disabled
Aug 5 13:21:52 semedic /sbin/e-smith/db[15820]: /var/lib/nethserver/db/configur ation: NEW ntopng=service|Authentication|disabled|Interfaces|em1,em2,em2.10,em2. 20,em2.30,em2.40,em2.50|TCPPort|3000|access|green|alias|1a60994cdf29726f99e9f7ae 8ae554ac0559db11|status|enabled
Aug 5 13:21:52 semedic esmith::event[15828]: Event: nethserver-ntopng-save
Aug 5 13:21:52 semedic esmith::event[15828]: expanding /etc/ntopng/ntopng.conf
Aug 5 13:21:52 semedic esmith::event[15830]: Event: nethserver-firewall-base-sa ve nethserver-ntopng-save
Aug 5 13:21:54 semedic esmith::event[15828]: Action: /etc/e-smith/events/nethse rver-ntopng-save/S70firewall-adjust SUCCESS [2.482327]
Aug 5 13:21:54 semedic systemd: Starting ntopng high-speed web-based traffic mo nitoring and analysis tool…
Aug 5 13:21:54 semedic systemd: Started ntopng high-speed web-based traffic mon itoring and analysis tool.
Aug 5 13:21:54 semedic esmith::event[15828]: [INFO] ntopng has been started
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [Prefs.cpp:1152] All HTTP u ser login disabled
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [Prefs.cpp:1106] ntopng wil l use redis 127.0.0.1@0
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [Ntop.cpp:2236] Setting loc al networks to 172.16.10.0/24,10.0.10.0/24,10.0.20.0/24,10.0.30.0/24,10.0.40.0/2 4,192.168.0.0/24
Aug 5 13:21:54 semedic esmith::event[15828]: Event: nethserver-ntopng-save SUCC ESS
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [Redis.cpp:157] Successfull y connected to redis 127.0.0.1:6378@0
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [Redis.cpp:157] Successfull y connected to redis 127.0.0.1:6378@0
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [NtopPro.cpp:293] [LICENSE] Reading license from Redis
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [NtopPro.cpp:421] [LICENSE] Unable to validate license [Empty license file]
Aug 5 13:21:54 semedic ntopng: [NtopPro.cpp:488] WARNING: [LICENSE] Invalid lic ense [Empty license file]
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [NtopPro.cpp:488] WARNING: [LICENSE] Invalid license [Empty license file]
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [NtopPro.cpp:505] WARNING: [LICENSE] ntopng will now run in Enterprise L edition for 10 minutes
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [NtopPro.cpp:507] WARNING: [LICENSE] before returning to community mode
Aug 5 13:21:54 semedic ntopng: [NtopPro.cpp:505] WARNING: [LICENSE] ntopng will now run in Enterprise L edition for 10 minutes
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [NtopPro.cpp:509] WARNING: [LICENSE] You can buy a permanent license at http://shop.ntop.org
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [NtopPro.cpp:511] WARNING: [LICENSE] or run ntopng in community mode starting
Aug 5 13:21:54 semedic ntopng: 05/Aug/2020 13:21:54 [NtopPro.cpp:512] WARNING: [LICENSE] ntopng --community
Aug 5 13:21:54 semedic ntopng: [NtopPro.cpp:507] WARNING: [LICENSE] before retu rning to community mode
Aug 5 13:21:54 semedic ntopng: [NtopPro.cpp:509] WARNING: [LICENSE] You can buy a permanent license at http://shop.ntop.org
Aug 5 13:21:54 semedic ntopng: [NtopPro.cpp:511] WARNING: [LICENSE] or run ntop ng in community mode starting
Aug 5 13:21:54 semedic ntopng: [NtopPro.cpp:512] WARNING: [LICENSE] ntopng --co mmunity
Aug 5 13:21:57 semedic ntopng: 05/Aug/2020 13:21:57 [PcapInterface.cpp:93] Read ing packets from em1 [id: 0]
Aug 5 13:21:57 semedic ntopng: 05/Aug/2020 13:21:57 [Ntop.cpp:2341] Registered interface em1 [id: 0]
Aug 5 13:21:58 semedic ntopng: 05/Aug/2020 13:21:58 [PcapInterface.cpp:93] Read ing packets from em2 [id: 1]
Aug 5 13:21:58 semedic ntopng: 05/Aug/2020 13:21:58 [Ntop.cpp:2341] Registered interface em2 [id: 1]
Aug 5 13:21:59 semedic ntopng: 05/Aug/2020 13:21:59 [PcapInterface.cpp:93] Read ing packets from em2.10 [id: 2]
Aug 5 13:21:59 semedic ntopng: 05/Aug/2020 13:21:59 [Ntop.cpp:2341] Registered interface em2.10 [id: 2]
Aug 5 13:22:00 semedic ntopng: 05/Aug/2020 13:22:00 [PcapInterface.cpp:93] Read ing packets from em2.20 [id: 3]
Aug 5 13:22:00 semedic ntopng: 05/Aug/2020 13:22:00 [Ntop.cpp:2341] Registered interface em2.20 [id: 3]
Aug 5 13:22:01 semedic ntopng: 05/Aug/2020 13:22:01 [PcapInterface.cpp:93] Read ing packets from em2.30 [id: 4]
Aug 5 13:22:01 semedic ntopng: 05/Aug/2020 13:22:01 [Ntop.cpp:2341] Registered interface em2.30 [id: 4]
Aug 5 13:22:02 semedic ntopng: 05/Aug/2020 13:22:02 [PcapInterface.cpp:93] Read ing packets from em2.40 [id: 5]
Aug 5 13:22:02 semedic ntopng: 05/Aug/2020 13:22:02 [Ntop.cpp:2341] Registered interface em2.40 [id: 5]
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [PcapInterface.cpp:93] Read ing packets from em2.50 [id: 6]
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [Ntop.cpp:2341] Registered interface em2.50 [id: 6]
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [Ntop.cpp:2341] Registered interface view:all [id: 8]
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [main.cpp:316] PID stored i n file /var/run/ntopng.pid
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [Geolocation.cpp:150] Runni ng without geolocation support.
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [Geolocation.cpp:151] To en able geolocation follow the instructions at
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [Geolocation.cpp:152] https ://github.com/ntop/ntopng/blob/dev/doc/README.geolocation.md
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [HTTPserver.cpp:1334] Web s erver dirs [/usr/share/ntopng/httpdocs][/usr/share/ntopng/scripts]
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [HTTPserver.cpp:1337] HTTP server listening on 3000
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [Utils.cpp:739] User change d to ntopng
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [main.cpp:386] Working dire ctory: /var/lib/ntopng
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [main.cpp:388] Scripts/HTML pages directory: /usr/share/ntopng
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [Ntop.cpp:443] Welcome to n topng x86_64 v.4.0.200525 - © 1998-20 ntop.org
Aug 5 13:22:03 semedic ntopng: 05/Aug/2020 13:22:03 [NtopPro.cpp:692] [LICENSE]