mirror of https://github.com/midoks/mdserver-web
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
1.1 KiB
60 lines
1.1 KiB
2 years ago
|
local function target()
|
||
|
|
ngx.re.find("hello, world.", [[\w+\.]], "jo")
|
||
|
|
end
|
||
|
|
for i = 1, 100 do
|
||
|
|
target()
|
||
|
|
end
|
||
|
|
|
||
|
|
function file_exists(path)
|
||
|
|
local file = io.open(path, "rb")
|
||
|
|
if file then file:close() end
|
||
|
|
return file ~= nil
|
||
|
|
end
|
||
|
|
|
||
|
|
-- 以上为预热操作
|
||
|
|
collectgarbage()
|
||
|
|
|
||
|
|
|
||
|
|
function get_cpu_stat()
|
||
|
|
local cpu_total = 0
|
||
|
|
local fp = io.open('/proc/stat','r')
|
||
|
|
local cpu_line = fp:read()
|
||
|
|
fp:close()
|
||
|
|
|
||
|
|
|
||
|
|
local iterator, err = ngx.re.gmatch(cpu_line,"(d+)")
|
||
|
|
while true do
|
||
|
|
local m, err = iterator()
|
||
|
|
if not m then
|
||
|
|
break
|
||
|
|
end
|
||
|
|
cpu_total = cpu_total + m[0]
|
||
|
|
end
|
||
|
|
return cpu_total
|
||
|
|
end
|
||
|
|
|
||
|
|
function get_cpu_percent()
|
||
|
|
local fp = io.open("/proc/stat","r")
|
||
|
|
local cpu_line = fp:read()
|
||
|
|
fp:close()
|
||
|
|
local iterator, err = ngx.re.gmatch(cpu_line,"(d+)")
|
||
|
|
while true do
|
||
|
|
local m, err = iterator()
|
||
|
|
if not m then
|
||
|
|
break
|
||
|
|
end
|
||
|
|
cpu_total1 = cpu_total1 + m[0]
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
ngx.update_time()
|
||
|
|
local begin = ngx.now()
|
||
|
|
local N = 1e2
|
||
|
|
for i = 1, N do
|
||
|
|
get_cpu_stat()
|
||
|
|
end
|
||
|
|
ngx.update_time()
|
||
|
|
|
||
|
|
ngx.say("test_get_cpu elapsed: ", (ngx.now() - begin))
|
||
|
|
|