[Gluster-users] high (sys) cpu util and high load

[Vijay Bellur]

On 09/04/2017 10:00 AM, Ingard Mevåg wrote:
> Hi
> 
> I'm seeing quite high cpu sys utilisation and an increased system load 
> the past few days on my servers. It appears it doesn't start at exactly 
> the same time for the different servers, but I've not (yet) been able to 
> pin the cpu usage to a specific task or entries in the logs.
> 
> The cluster is running distribute with 8nodes and 4 bricks each version 3.10
> The nodes have 32 (HT) cores and 64 gigs of ram.
> 
> Does anyone know what I can attribute this behaviour to? Or how I can 
> figure out what is causing it?
> 

Looking for logs of servers and clients around the spike interval is a 
good place to start. Operations like self-heal in gluster can cause 
higher resource utilization than normal.

HTH,
Vijay