Re: [Lustre-discuss] Questions about MDS flow

2011-07-06 Thread Jianwei Liao
Dear Dilger, Thank you for your reply ! But I still have something unclear. On 07/03/2011 08:54 AM, Andreas Dilger wrote: > On 2011-07-01, at 12:54 PM, Jianwei Liao wrote: >> Though I have read the lustre manual roughly, but i am wondering about >> the MDS operation flow: >&g

[Lustre-discuss] Questions about MDS flow

2011-07-01 Thread Jianwei Liao
Dear all, Though I have read the lustre manual roughly, but i am wondering about the MDS operation flow: 1) Clients get the layout and capabilities from MDS, then do IO operation. While the client modify the stripes, then the modification time(Mtime) should be updated. Who(clients or OSSs) and W