On Sun, 16 Oct 2011 23:09:39 +0200 Philipp Kern wrote: > erhm, no. It waits for the I/O to complete and blocks. Sadly sync > will also block for all filesystems to be flushed, not just the one > you want to be in sync. Forcing it is kind of the point of the > [f][data]sync calls.
Yeah I know that's how it's documented Phil, but in my testing (a while back admittedly), it appeared sync was returning before pdflush (as it was then) had completed the writes. Consequently I am extremely conservative about relying on this. Maybe I'll retest it sometime. Shane ... ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/
