On Fri, Jun 21, 2019, 3:33 PM Conrad Meyer <cem_at_freebsd.org> wrote: > On Fri, Jun 21, 2019 at 2:55 PM Alan Somers <asomers_at_freebsd.org> wrote: > > I would've thought that immediately following a sync(8), the > > filesystem would be consistent. Why do I still see errors after a > > panic in files that were written before I sync()ed? > > -Alan > > Hi Alan, > > Contra the name, sync(2) (sync(8)) isn't synchronous. It invokes > VFS_SYNC() with MNT_NOWAIT across all mountpoints. > Yes. Sync(2) just starts the I/O, but it may be delayed if there is a lot of dirty buffers. The other issue is that new buffers may be dirtied... Warner Cheers, > Conrad > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org" >Received on Fri Jun 21 2019 - 20:37:30 UTC
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