ocal redis=  require 'redis'

local client = redis:connect()
function repeats(s, n) return n > 0 and s .. repeats(s, n-1) or "" end
local contacts = repeats("5:{label:fdsafdsafsad dasfdsadfas a  asd dsfa },", 100)
messages ={}
for i=1, 100 do
  table.insert(messages,"{from_id: 55555 content:dasfdsadfas a  asd dsfa },")
end
local user = '{id:1, email: email.com.br, password: password, contacts:{'..contacts ..'}}'
client:flushall();
local memory = client:info('memory')['memory']['used_memory_human']
print ('used memory', memory)

for i=1, 10000 do
  client:set('user:'..i, 'abc')
  client:lpush('user:'..i ..'messages', unpack(messages))
end

local memory = client:info('memory')['memory']['used_memory_human']
print ('used memory', memory)
~
~