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Re: Problems with the load of my servers


From: Tino Hendricks
Subject: Re: Problems with the load of my servers
Date: Thu, 14 Jan 2016 10:57:10 +0100

Hello,

sounds to me like essentially you don’t want synchronous execution. So why not 
„concat" all  XX.sh into a single 1_to_25.sh and let it handle it sequentially? 

Tino
> Am 14.01.2016 um 10:06 schrieb Ferran Mengibar Pastor <address@hidden>:
> 
> Hello, 
> I have a problem with the load of my servers and the number of "check 
> programs" of my monit configuration (5.12.1 v)
> 
> In the documentation, we can see:
> Program checks are asynchronous. Meaning that Monit will not wait for the 
> program to exit, but instead, Monit will start the program in the background 
> and immediately continue checking the next service entry in monitrc.
> 
> My config file (example):
> set daemon 120
> 
> check program 1 with path 1.sh
>   if status = 1 then alert
> check program 2 with path 2.sh
>   if status = 1 then alert
> ......
> check program 24 with path 24.sh
>   if status = 1 then alert
> check program 25 with path 25.sh
>   if status = 1 then alert
> 
> Every program takes between 5 and 10 seconds.
> 
> The problem is that in less than 1 second I have the machine with all the 
> programs in state of running .... but with a load average of 30.
> 
> Could it be possible to execute all these programs, but limit only 5/10 
> running at time? 
> 
> I mean (I write an example with my config file and with 5 of limit).
> Start : 1, 2, 3, 4, 5
> Run   : 1, 2, 3, 4, 5
> End  : 1 ---> start only the 6
> Run  : 2, 3, 4, 5, 6
> End  : 2 and 3 ---> start 7 and 8
> ...
> Run  : 21,22,23,24,25 (25 is the last one)
> End  : 21 
> Run  : 22, 23, 24,25
> End  : 22, 23, 24
> Run  : 25
> End  : 25
> 
> Wait 120 seconds for the next iteration
> 
> It's possible? Or maybe we have a variable like asynchronousLimit?
> 
> Thanks 
> 
> -- 
> Ferran Mengibar Pastor
> Delivery Service 
> 
> 
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> 
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