Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Simon Thompson
at 18:13 To: "gpfsug-discuss@spectrumscale.org" Subject: Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem Hi all, thanks a lot for your comments. Agreed, I better avoid it for now. I was concerned about how GPFS would behave in such case. For producti

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Uwe Falke
ng: Sven Schooss, Stefan Hierl Sitz der Gesellschaft: Ehningen Registergericht: Amtsgericht Stuttgart, HRB 17122 From: KG To: gpfsug main discussion list Date: 19/11/2020 17:41 Subject:[EXTERNAL] Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesys

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Ryan Novosielski
> On Nov 19, 2020, at 10:49 AM, Jonathan Buzzard > wrote: > > On 19/11/2020 15:34, Caubet Serrabou Marc (PSI) wrote: >> Hi, >> I have a filesystem holding many projects (i.e., mounted under /projects), >> each project is managed with filesets. >> I have a new big project which should be placed

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Jonathan Buzzard
On 19/11/2020 18:13, Caubet Serrabou Marc (PSI) wrote: Hi all, thanks a lot for your comments. Agreed, I better avoid it for now. I was concerned about how GPFS would behave in such case. For production I will take the safe route, but, just out of curiosity, I'll give it a try on a couple

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Caubet Serrabou Marc (PSI)
.cau...@psi.ch From: gpfsug-discuss-boun...@spectrumscale.org on behalf of Skylar Thompson Sent: Thursday, November 19, 2020 6:38:07 PM To: gpfsug-discuss@spectrumscale.org Subject: Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem Ag

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Jonathan Buzzard
On 19/11/2020 16:40, KG wrote: You can also set mount priority on filesystems so that gpfs can try to mount them in order...parent first One of the things that systemd brings to the table https://github.com/systemd/systemd/commit/3519d230c8bafe834b2dac26ace49fcfba139823 JAB. -- Jonathan

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Jonathan Buzzard
On 19/11/2020 17:34, Jan-Frode Myklebust wrote: I would not mount a GPFS filesystem within a GPFS filesystem. Technically it should work, but I’d expect it to cause surprises if ever the lower filesystem experienced problems. Alone, a filesystem might recover automatically by remounting. But

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Skylar Thompson
--- > > *From:* gpfsug-discuss-boun...@spectrumscale.org < > > gpfsug-discuss-boun...@spectrumscale.org> on behalf of Simon Thompson < > > s.j.thomp...@bham.ac.uk> > > *Sent:* Thursday, November 19, 2020 5:42:07 PM > > *To:* gpfsug ma

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Jan-Frode Myklebust
> s.j.thomp...@bham.ac.uk> > *Sent:* Thursday, November 19, 2020 5:42:07 PM > *To:* gpfsug main discussion list > *Subject:* Re: [gpfsug-discuss] Mounting filesystem on top of an existing > filesystem > > > If it is a remote cluster mount from your clients (hopefully!),

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Caubet Serrabou Marc (PSI)
7 PM To: gpfsug main discussion list Subject: Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem If it is a remote cluster mount from your clients (hopefully!), you might want to look at priority to order mounting of the file-systems. I don’t know what would happen if the overmou

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Caubet Serrabou Marc (PSI)
t: Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem On 19/11/2020 15:34, Caubet Serrabou Marc (PSI) wrote: > Hi, > > > I have a filesystem holding many projects (i.e., mounted under > /projects), each project is managed with filesets. > > I have a new

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Simon Thompson
si.ch" Reply to: "gpfsug-discuss@spectrumscale.org" Date: Thursday, 19 November 2020 at 15:39 To: "gpfsug-discuss@spectrumscale.org" Subject: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem Hi, I have a filesystem holding many projects (i.e.,

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread KG
You can also set mount priority on filesystems so that gpfs can try to mount them in order...parent first On Thu, Nov 19, 2020, 21:19 Jonathan Buzzard wrote: > On 19/11/2020 15:34, Caubet Serrabou Marc (PSI) wrote: > > Hi, > > > > > > I have a filesystem holding many projects (i.e., mounted

Re: [gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Jonathan Buzzard
On 19/11/2020 15:34, Caubet Serrabou Marc (PSI) wrote: Hi, I have a filesystem holding many projects (i.e., mounted under /projects), each project is managed with filesets. I have a new big project which should be placed on a separate filesystem (blocksize, replication policy, etc. will be

[gpfsug-discuss] Mounting filesystem on top of an existing filesystem

2020-11-19 Thread Caubet Serrabou Marc (PSI)
Hi, I have a filesystem holding many projects (i.e., mounted under /projects), each project is managed with filesets. I have a new big project which should be placed on a separate filesystem (blocksize, replication policy, etc. will be different, and subprojects of it will be managed with