suave test

common-session

session [default=1]                     pam_permit.so
session requisite                       pam_deny.so
session required                        pam_permit.so
session optional                        pam_umask.so
session required        pam_unix.so
session optional        pam_systemd.so
session required        pam_limits.so

common-session-noninteractive

session [default=1]                     pam_permit.so
session requisite                       pam_deny.so
session required                        pam_permit.so
session optional                        pam_umask.so
session required        pam_unix.so
session required        pam_limits.so

limits.conf

root soft nofile 100000
root hard nofile 100000
* soft nofile 100000
* hard nofile 100000

load.ini

[tank]
plugin_web=yatank_OnlineReport

[phantom]
address = xxx.xxx.xxx.xxx
port = 80
rps_schedule=line(100,40000,2m)
header_http = 1.1
headers = [Host: xxx]
  [User-Agent: Yandex-tank]
  [Connection: close]
  [Accept-Encoding:gzip,deflate]
uris = xxx

main.fs

open Suave.Http            // for config
open Suave.Http.Successful // for OK-result

let port = 80
let conf  = { defaultConfig with bindings = [ HttpBinding.mkSimple HTTP "0.0.0.0" port ];
                             tcpServerFactory = LibUvServerFactory()
                             bufferSize            = 2048
                             maxOps                = 100}


startWebServer conf (OK "Hello Suave")

sysctl.conf

vm.overcommit_memory=1                # Linux kernel overcommit memory setting
vm.swappiness=0                       # turn off swapping
net.ipv4.tcp_sack=1                   # enable selective acknowledgements
net.ipv4.tcp_timestamps=1             # needed for selective acknowledgements
net.ipv4.tcp_window_scaling=1         # scale the network window
net.ipv4.tcp_congestion_control=cubic # better congestion algorythm
net.ipv4.tcp_syncookies=1             # enable syn cookied
net.ipv4.tcp_tw_recycle=1             # recycle sockets quickly
net.ipv4.tcp_max_syn_backlog=100000    # backlog setting
net.core.somaxconn=100000              # up the number of connections per port
fs.file-max=100000
net.ipv4.ip_local_port_range = 1024 65535
net.ipv4.tcp_tw_reuse = 1
net.core.rmem_max = 16777216
net.core.wmem_max = 16777216
kernel.sched_migration_cost_ns = 5000000
kernel.sched_autogroup_enabled = 0
kernel/mm/transparent_hugepage/enabled = never

sysfs.conf

kernel/mm/transparent_hugepage/enabled = never