Re: [zfs-discuss] XATTRs, ZAP and the Mac

2006-05-07 Thread Joerg Schilling
Maury Markowitz <[EMAIL PROTECTED]> wrote: > So can anyone tell me why xattrs weren't handled in the same way as ACLs? It > smells of inside-the-box-thinking, but I'm no FS expert and there may very > well be a good reason. They are: ACLs (ar least in UFS) are inside a shadow inode that is ref

Re: [zfs-discuss] XATTRs, ZAP and the Mac

2006-05-07 Thread Joerg Schilling
Gregory Shaw <[EMAIL PROTECTED]> wrote: > I don't disagree with the below, however, you can run your mac on UFS > instead of HFS+. Since UFS hasn't been mac-ified, I'm wondering if > the below is actually true for all filesystem types. It seems that UFS has been "mac-ified" on MacOS X. IIR

Re: [zfs-discuss] XATTRs, ZAP and the Mac

2006-05-07 Thread Joerg Schilling
Matthew Ahrens <[EMAIL PROTECTED]> wrote: > > I think that's the disconnect. WHY are they "full-fledged files"? > > Because that's what the specification calls for. If they weren't > full-fledged files, they wouldn't be compatable with existing > interfaces. That wouldn't necessarily be a bad th

Re: [zfs-discuss] Re: 'zpool history' proposal

2006-05-07 Thread eric kustarz
Al Hopper wrote: On Wed, 3 May 2006, Matthew A. Ahrens wrote: # zpool history jen History for 'jen': 2006-04-27T10:38:36 zpool create jen mirror ... I have two suggestions which are just minor nits compared with the rest of this discussion: 1. Why do you print a "T" between the da

Re: [zfs-discuss] Re: XATTRs, ZAP and the Mac

2006-05-07 Thread Joerg Schilling
Frank Hofmann <[EMAIL PROTECTED]> wrote: > Yes, Microsoft's FAT does it the same way - the dirent is the inode. > > This creates locking nightmares in its own right - directory scans/updates > may be blocking file access; at the very least, the two race. It might > have advantages in some situat

Re: [zfs-discuss] ZFS RAM requirements?

2006-05-07 Thread Daniel Rock
Roch Bourbonnais - Performance Engineering schrieb: A already noted, this needs not be different from other FS but is still an interesting question. I'll touch 3 aspects here - reported freemem - syscall writes to mmap pages - application write throttling Reported free

[zfs-discuss] Shrinking directories?

2006-05-07 Thread Darren Dunham
I was doing some tests with creating and removing subdirectories and watching the time that takes. The directory retains the size and performance issues after the files are removed. /rootz/test> ls -la . total 42372 drwxr-xr-x 2 add root 2 May 7 23:20 . drwxr-xr-x 3 root s