[ECOS] jffs2 write in 4kB blocks over the network?
Mon Apr 7 13:40:00 GMT 2008
Gary Thomas <email@example.com> wrote:
> Markus Schaber wrote:
> >> the default block size in jffs2 is 4kB. But with FTP, packets have at
> >> most 1448 B payload.
> >> If I put a file of 12kB, is the file then put in 3 nodes if 4kB, or is
> >> it put in 9 nodes (because FTP uses 9 packets) ?
> > Besides what Jürgen wrote, it also depends on how your FTP program
> > buffers, which parts it writes in a single write call, and when it
> > syncs/flushes buffers.
> It still doesn't matter because the file system and/or JFFS2 will
> be buffering it to suit their needs.
Do you really say that JFFS2 on eCos ignores calls to fflush() & co?
So then it is unusable for every application that needs transactional
Markus Schaber | Logical Tracking&Tracing International AG
Dipl. Inf. | Software Development GIS
Fight against software patents in Europe! www.ffii.org
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