In my brief attempts to use lfs migrate, I found performance pretty slow
(it's serial). I also got some ASSERTs which should be fixed in 2.10 per
LU-8807; note that I was using 2.8. On a more trivial level, I found the
-v|--verbose option to the command doesn't work.
On 01/07/2019 12:26 PM, Mo
> On Jan 7, 2019, at 2:09 PM, Jason Williams wrote:
>
> One last question, How safe is lfs_migrate? The man page on the installation
> says it's UNSAFE for possibly in-use files. The lustre manual doesn't have
> the same warning and says something about it being a bit more integrated with
liams
Cc: lustre-discuss@lists.lustre.org
Subject: Re: [lustre-discuss] Full OST, any way of avoiding it without hanging?
> On Jan 7, 2019, at 12:53 PM, Jason Williams wrote:
>
> As I have gone through the testing, I think you may be right. I think I
> disabled the OST in a slightly d
> On Jan 7, 2019, at 12:53 PM, Jason Williams 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_para
M
To: Jason Williams
Cc: lustre-discuss@lists.lustre.org
Subject: Re: [lustre-discuss] Full OST, any way of avoiding it without hanging?
Jason,
The results you described sound like the correct behavior when you deactivate
an OST on the MDS. When you run “lctl —device deactivate”, you are
nt: Monday, January 7, 2019 11:47:09 AM
> To: Mohr Jr, Richard Frank (Rick Mohr)
> Cc: lustre-discuss@lists.lustre.org
> Subject: Re: [lustre-discuss] Full OST, any way of avoiding it without
> hanging?
>
> So I found this: http://wiki.lustre.org/Handling_Full_OSTs which is what I
&
u<mailto:jas...@jhu.edu>
From: lustre-discuss on behalf of
Jason Williams
Sent: Monday, January 7, 2019 11:47:09 AM
To: Mohr Jr, Richard Frank (Rick Mohr)
Cc: lustre-discuss@lists.lustre.org
Subject: Re: [lustre-discuss] Full OST, any way of avoiding it without han
Frank (Rick Mohr)
Cc: lustre-discuss@lists.lustre.org
Subject: Re: [lustre-discuss] Full OST, any way of avoiding it without hanging?
Hi Rick,
I thought what I had done was disable it on the MDS, but perhaps I was
following the wrong instructions. Do you know where the best instructions for
wh
From: Mohr Jr, Richard Frank (Rick Mohr)
Sent: Sunday, January 6, 2019 4:56 PM
To: Jason Williams
Cc: lustre-discuss@lists.lustre.org
Subject: Re: [lustre-discuss] Full OST, any way of avoiding it without hanging?
> On Jan 5, 2019, at 9:49 PM, Jason Williams wrote:
>
&g
> On Jan 5, 2019, at 9:49 PM, Jason Williams wrote:
>
> I have looked around the internet and found you can disable an OST, but when
> I have tried that, any writes (including deletes) to the OST hang the clients
> indefinitely. Does anyone know a way to make an OST basically "read-only"
>
Jason,
If there are files located on the full OST that you can delete then delete
them without trying to deactivate the OST. There is a process where you can
find files solely located on the full OST using lfs then deactivate the
full OST, copy the files to new files with some suffix (.new perhaps
Hello,
We have a lustre system (version 2.10.4) that has unfortunately fallen victim
to a 100% full OST... Every time we clear some space on it, the system fills it
right back up again.
I have looked around the internet and found you can disable an OST, but when I
have tried that, any writes
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