nfs_getpages: error 4

[Dmitry Sivachenko]

> On 05 Mar 2016, at 21:35, Konstantin Belousov <kostikbel at gmail.com> wrote:
> 
> But I suspect that you do have enough free or reclamaible pages for OOM
> to not trigger, e.g. because you demonstrated commands output from the
> live system after the situation occured.  It more likely was a temporal
> free page shortage, after which the system recovered.
> 
> I more believe in a bug in the handling of killed process in vm_fault().
> Could you get the p_flag value for the hung process ?  Like
> 	ps -o flags <pid>


Unfortunately I already rebooted this machine because our developers needed it and processes did not stop after kill -9.

When this repeats, I will try to keep this server up for longer time and provide any necessary information.