[lustre-discuss] Full OST, any way of avoiding it without hanging?

[Mohr Jr, Richard Frank (Rick Mohr)]

> On Jan 7, 2019, at 12:53 PM, Jason Williams <jasonw at jhu.edu> wrote:
> 
> As I have gone through the testing, I think you may be right.  I think I disabled the OST in a slightly different way and that caused issues.
> 
> Do you happen to know where I could find out a bit more about what the "lctl set_param osp.<osc_name>.max_create_count=0” command would do?

The Lustre manual has a section on removing MDTs/OSTs:

http://doc.lustre.org/lustre_manual.xhtml#dbdoclet.deactivating_mdt_ost

--
Rick Mohr
Senior HPC System Administrator
National Institute for Computational Sciences
http://www.nics.tennessee.edu