Re: [Lustre-discuss] Lustre HA Experiences

2011-05-24 Thread Mag Gam
What was your conclusion? What is a good HA solution with Lustre? I am hoping SNS will be a big push for the next year On Wed, May 4, 2011 at 5:16 PM, Jason Rappleye wrote: > > On May 4, 2011, at 10:05 AM, Charles Taylor wrote: > >> >> We are dipping our toes into the waters of Lustre HA using >

Re: [Lustre-discuss] Lustre HA Experiences

2011-05-04 Thread Jason Rappleye
On May 4, 2011, at 10:05 AM, Charles Taylor wrote: > > We are dipping our toes into the waters of Lustre HA using > pacemaker. We have 16 7.2 TB OSTs across 4 OSSs (4 OSTs each). > The four OSSs are broken out into two dual-active pairs running Lustre > 1.8.5.Mostly, the water is

Re: [Lustre-discuss] Lustre HA Experiences

2011-05-04 Thread Justin Miller
We're investigating Pacemaker HA setup here too, so I'm interested in your findings, and I hope I can help a little here. 1. So it seems like totem is not responding on some, but still running on others, if they take the initiative to stonith. I would investigate bumping up or adding some paramet

[Lustre-discuss] Lustre HA Experiences

2011-05-04 Thread Charles Taylor
We are dipping our toes into the waters of Lustre HA using pacemaker. We have 16 7.2 TB OSTs across 4 OSSs (4 OSTs each). The four OSSs are broken out into two dual-active pairs running Lustre 1.8.5.Mostly, the water is fine but we've encountered a few surprises. 1. An 8-client