[Lustre-discuss] lctl does not show inactive status OST on client

2009-01-27 Thread Heiko Schroeter
Hello, after deactivating an OST on the MDS with mds1 ~ # lctl --device 11 conf_param foo-OST0006.osc.active=0 lctl on the mds does mark it as inactive mds1 ~ # lctl dl 0 UP mgs MGS MGS 19 1 UP mgc mgc192.168.16@tcp bd6b1e83-d312-7501-7196-8db675caa078 5 2 UP mdt MDS MDS_uuid 3 3 UP l

Re: [Lustre-discuss] Performance Expectations of Lustre

2009-01-27 Thread Andreas Dilger
On Jan 26, 2009 16:51 +0100, Nick Jennings wrote: > The company where I work now has grown fast in the past year and we > suddenly find ourselves in need of a lot of storage. For 5 years the > company ran on a 60gig server, last year we got a 1TB RAID that is now > almost full. In 1-2 years w

Re: [Lustre-discuss] Performance Expectations of Lustre

2009-01-27 Thread Brian J. Murrell
On Mon, 2009-01-26 at 19:54 +0100, Nick Jennings wrote: > Aha, OK well then that's good to know. There's also some kind of > read-ahead and client side caching right? Indeed. Both of those exist. > So files which are accessed a > lot will be faster to access. Yes, unless locks get revoked

Re: [Lustre-discuss] Plateau around 200MiB/s bond0

2009-01-27 Thread Arden Wiebe
--- On Mon, 1/26/09, Brian J. Murrell wrote: From: Brian J. Murrell Subject: Re: [Lustre-discuss] Plateau around 200MiB/s bond0 To: lustre-discuss@lists.lustre.org Date: Monday, January 26, 2009, 6:59 AM In general, when writing messages to this list, you need to be more concise about what you