EVE telnet session freezing
Posted: Thu Sep 28, 2017 9:01 am
Hi Team!
I have an issue with my connections to console of my emulated devices. After some time, my telnet connection freezes. Here is an example:
And that's all. Pressing any button don't get anything. When I try connecting one more time using same telnet port, I have successful connection, but have not any response from device.
On EVE server:
I think, that non zero numbers on Recv-Q/Send-Q is not good...
After, about 30 min. Telnet session continues to work:
On eve server:
here the output of the evenginfi command:
I have an issue with my connections to console of my emulated devices. After some time, my telnet connection freezes. Here is an example:
Code: Select all
R3(config-router)#?
Router configuration commands:
address-family Enter Address Family command mode
auto-summary Enable automatic network number summarization
bfd BFD configuration commands
default Set a command to its defaults
default-information Control distribution of default information
default-metric Set metric of redistributed routes
distance Define an administrative distance
distribute-list Filter networks in routing updates
exit Exit from routing protocol configuration mode
flash-update-threshold Specify flash update threshold in second
help Description of the interactive help system
input-queue Specify input queue depth
maximum-paths Forward packets over multiple paths
neighbor Specify a neighbor router
network Enable rou
On EVE server:
Code: Select all
root@eve-ngnetstat -anp | grep 32771
tcp6 0 0 :::32771 :::* LISTEN 5907/qemu_wrapper
tcp6 3 0 192.168.45.10:32771 192.168.54.111:61897 ESTABLISHED 5907/qemu_wrapper
tcp6 0 1149 192.168.45.10:32771 192.168.54.111:56516 ESTABLISHED 5907/qemu_wrapperAfter, about 30 min. Telnet session continues to work:
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ng on an IP network
no Negate a command or set its defaults
offset-list Add or subtract offset from RIP metrics
output-delay Interpacket delay for RIP updates
passive-interface Suppress routing updates on an interface
redistribute Redistribute information from another routing
protocol
timers Adjust routing timers
R3(config-router)#
R3(config-router)#
R3(config-router)#
R3(config-router)#
R3(config-router)#
R3(config-router)#Code: Select all
root@eve-ng:~# netstat -anp | grep 32771
tcp6 0 0 :::32771 :::* LISTEN 5907/qemu_wrapper
tcp6 0 0 192.168.45.10:32771 192.168.54.111:56516 ESTABLISHED 5907/qemu_wrapperCode: Select all
***** EVE-NG INFORMATION TOOL - CREATED BY R! ******
Thu Sep 28 08:41:45 EEST 2017
***** EVE-NG VERSION INSTALLED *****
eve-ng 2.0.3-79
***** HOSTNAME INFORMATION *****
Static hostname: eve-ng
Virtualization: vmware
Operating System: Ubuntu 16.04.3 LTS
Kernel: Linux 4.9.40-eve-ng-ukms-2+
Architecture: x86-64
***** FILE SYSTEM DISK SPACE USAGE *****
Filesystem Size Used Avail Use% Mounted on
udev 16G 0 16G 0% /dev
tmpfs 3.2G 15M 3.2G 1% /run
/dev/mapper/eve--ng--vg-root 92G 13G 76G 14% /
tmpfs 16G 0 16G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 16G 0 16G 0% /sys/fs/cgroup
/dev/sda1 472M 125M 323M 28% /boot
***** CPU INFORMATION *****
model name : Intel(R) Xeon(R) CPU E5-2650 v3 @ 2.30GHz
***** FREE AND USED MEMORY *****
total used free shared buff/cache available
Mem: 31G 8.8G 21G 35M 1.4G 21G
Swap: 6.0G 0B 6.0G
***** INTERFACE INFORMATION *****
pnet0 8000.005056b6debe no eth0
pnet1 8000.000000000000 no
pnet2 8000.000000000000 no
pnet3 8000.000000000000 no
pnet4 8000.000000000000 no
pnet5 8000.000000000000 no
pnet6 8000.000000000000 no
pnet7 8000.000000000000 no
pnet8 8000.000000000000 no
pnet9 8000.000000000000 no
***** KVM CHECK INFORMATION *****
INFO: /dev/kvm exists
KVM acceleration can be used
***** APACHE STATUS *****
* apache2.service - LSB: Apache2 web server
Active: active (running) since Wed 2017-09-27 18:33:11 EEST; 14h ago
***** CHECKING INERNET STATUS *****
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=52 time=25.6 ms
--- 8.8.8.8 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 25.615/25.615/25.615/0.000 ms
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