[erlang-questions] Enoent file error message

[Tim Watson]

What account is the remote node running as? Are you sure that user has the appropriate permissions?



On 4 Jun 2012, at 21:50, Erisa Dervishi <erisa85d@REDACTED> wrote:

> Hello,
> 
> I am using Tsung, which is a load generator tool written in Erlang to do some performance evaluations.
> When i start Tsung, a local erlang node is started, which afterwards starts a slave monitoring node in the remote machine where I am performing the tests.
> 
> I can see that the slave remote node is started properly, and the Tsung Erlang code that servers for monitoring, is load correctly.
> However when this remote node tries to open an existing file in the remote Suse Linux server, i get the following error:
> 
>  =INFO REPORT==== 4-Jun-2012::11:12:53 ===
>  127     ts_os_mon_erlang:(5:<7176.63.0>) trying to open file: "/proc/net/dev"
>  128 ** at node os_mon@REDACTED **
>  129 
>  130 =INFO REPORT==== 4-Jun-2012::11:12:53 ===
>  131     ts_os_mon_erlang:(5:<7176.63.0>) file: "/proc/net/dev" not succeeded to open for reason: enoent     
>  132 ** at node os_mon@REDACTED **
> 
> I thought it was a file permission problem, however when I try the following test, it succeeds:
> 
>  erisa$ ssh dcr1a erl
> Eshell V5.9  (abort with ^G)
> 1> file:open("/proc/net/dev",read).        
> {ok,<0.33.0>}
> 2>
> 
> Any idea would be very appreciated!
> 
> Thanks,
> Erisa
> 
>  
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