Maximum number of sockets get limited to 1021

[irfannaseefp]

Maximum 1021 sockets are created during execution in Ubuntu server 16.04 Linux 4.4.0-116 Python 2.7.12
command used:
sudo ./slowloris.py -p 80 -s 2000 -v -ua A.B.C.D

results this:

 Attacking A.B.C.D with 10 sockets.
[16-05-2018 15:48:53] Creating sockets...
[16-05-2018 15:48:53] Creating socket nr 0
[16-05-2018 15:48:53] Creating socket nr 1
[16-05-2018 15:48:53] Creating socket nr 2
[16-05-2018 15:48:53] Creating socket nr 3
.
.
.
Creating socket nr 1017
[16-05-2018 15:45:28] Creating socket nr 1018
[16-05-2018 15:45:28] Creating socket nr 1019
[16-05-2018 15:45:28] Creating socket nr 1020
[16-05-2018 15:45:28] Creating socket nr 1021
[16-05-2018 15:45:28] Sending keep-alive headers... Socket count: 102

[rushib1]

hi @irfannaseefp looks like you are reaching the limit of max limit of openfiles in your ubuntu.
try this command
ulimit -Sn && ulimit -Hn
try changing the soft and hard limit, check this link

[gkbrk]

Looks like @rushib1 has given the solution to this problem.

[Dave181295]

Any solution for the max limit on MacOS ? I got 2551