On Tue, 2012-04-10 at 11:16 -0400, Josef Bacik wrote: > On Mon, Apr 09, 2012 at 05:20:46PM -0400, Calvin Walton wrote: > > On Mon, 2012-04-09 at 16:54 -0400, Josef Bacik wrote: > > > On Mon, Apr 09, 2012 at 01:10:04PM -0400, Calvin Walton wrote: > > > > On Mon, 2012-04-09 at 11:53 -0400, Calvin Walton wrote: > > > > > Hi, > > > > > > > > > > I have a system that's using a dracut-generated initramfs to mount a > > > > > btrfs root. After upgrading to kernel 3.4.0-rc2 to test it out, I've > > > > > noticed that the process of mounting the root filesystem takes much > > > > > longer with 3.4.0-rc2 than it did with 3.3.1 - nearly 30 seconds > > > > > slower! > > Ok drop that previous patch and give this one a whirl, it helped on my laptop. > This is only half of the problem AFAICS, but it's the easier half to fix, in > the meantime I need to lock down why we're not writing out cache for a bunch > of > block groups, but thats trickier since the messages I need are spit out while > I'm shutting down, so I need to get creative. Let me know if/how much this > helps. Thanks,
This one brings the mount time right down on my laptop, it's back to around 0.5 seconds, same as 3.3.x. Tested-by: Calvin Walton <calvin.wal...@kepstin.ca> I'll keep following this email thread; let me know if you have any other patches that you want me to try out. -- Calvin Walton <calvin.wal...@kepstin.ca> -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
