Re: [HTCondor-users] Internal cgroup error when retrieving iowait statistics

[Greg Thain <gthain@xxxxxxxxxxx>]

On 9/28/21 2:27 AM, Gianmauro Cuccuru wrote:
> I have a lot of these messages in the executors ProcLog.
> Do you know which could be the reason?
>
> 09/28/21 08:23:22 : gathering usage data for family with root pid 307209
> 09/28/21 08:23:22 : Internal cgroup error when retrieving iowait 
> statistics: No such file or directory
> 09/28/21 08:23:22 : PROC_FAMILY_GET_USAGE 

This has been fixed in 9.0. The reason this error occurs is that newer 
kernels don't support this file in their default configurations. 
Otherwise, this warning is merely a warning, and jobs will continue to 
run as usual.


-greg