bug in ufs?

Dmitry Morozovsky marck at rinet.ru
Mon Jul 6 20:20:58 UTC 2009


On Mon, 6 Jul 2009, Kostik Belousov wrote:

KB> > KB> My guess that it is due to fragmentation.
KB> > KB> As an experiment, try to create 1-byte file. Does it work on the filesystem
KB> > KB> in described state ?
KB> > 
KB> > Doesn't UFS store one-byte (or several-bytes, like PID file) file entirely in 
KB> > the inode, not consuming any data blocks?
KB> 
KB> No, 1-byte file is stored in fragment. Long write tries to allocate whole
KB> block. This is why I wrote about fragmentation.
KB> 
KB> Answering your question, it is short symlinks that are stored in inode
KB> in the data block pointers.

Ah yes, I somehow mixed these two cases, thank you for clarification.

-- 
Sincerely,
D.Marck                                     [DM5020, MCK-RIPE, DM3-RIPN]
[ FreeBSD committer:                                 marck at FreeBSD.org ]
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*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck at rinet.ru ***
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