Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-31 Thread Rick Macklem
Yonghyeon Pyun wrote: > On Wed, Mar 26, 2014 at 08:27:48PM -0400, Rick Macklem wrote: > > pyu...@gmail.com wrote: > > > On Tue, Mar 25, 2014 at 07:10:35PM -0400, Rick Macklem wrote: > > > > Hi, > > > > > > > > First off, I hope you don't mind that I cross-posted this, > > > > but I wanted to make

Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-30 Thread Yonghyeon PYUN
On Wed, Mar 26, 2014 at 08:27:48PM -0400, Rick Macklem wrote: > pyu...@gmail.com wrote: > > On Tue, Mar 25, 2014 at 07:10:35PM -0400, Rick Macklem wrote: > > > Hi, > > > > > > First off, I hope you don't mind that I cross-posted this, > > > but I wanted to make sure both the NFS/iSCSI and networki

Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-27 Thread Marcelo Araujo
2014-03-28 5:37 GMT+08:00 Rick Macklem : > Christopher Forgeron wrote: > > I'm quite sure the problem is on 9.2-RELEASE, not 9.1-RELEASE or > > earlier, > > as a 9.2-STABLE from last year I have doesn't exhibit the problem. > > New > > code in if.c at line 660 looks to be what is starting this, w

Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-27 Thread Rick Macklem
Marcelo Araujo wrote: > Hello All, > > > 2014-03-27 8:27 GMT+08:00 Rick Macklem : > > > > Well, bumping it from 32->35 is all it would take for NFS (can't > > comment > > w.r.t. iSCSI). ixgbe uses 100 for the 82598 chip and 32 for the > > 82599 > > (just so others aren't confused by the above com

Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-27 Thread Rick Macklem
Christopher Forgeron wrote: > I'm quite sure the problem is on 9.2-RELEASE, not 9.1-RELEASE or > earlier, > as a 9.2-STABLE from last year I have doesn't exhibit the problem. > New > code in if.c at line 660 looks to be what is starting this, which > makes me > wonder how TSO was being handled bef

Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-27 Thread Christopher Forgeron
I'm quite sure the problem is on 9.2-RELEASE, not 9.1-RELEASE or earlier, as a 9.2-STABLE from last year I have doesn't exhibit the problem. New code in if.c at line 660 looks to be what is starting this, which makes me wonder how TSO was being handled before 9.2. I also like Rick's NFS patch for

Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-26 Thread Marcelo Araujo
Hello All, 2014-03-27 8:27 GMT+08:00 Rick Macklem : > > Well, bumping it from 32->35 is all it would take for NFS (can't comment > w.r.t. iSCSI). ixgbe uses 100 for the 82598 chip and 32 for the 82599 > (just so others aren't confused by the above comment). I understand > your point was w.r.t. us

Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-26 Thread Rick Macklem
pyu...@gmail.com wrote: > On Tue, Mar 25, 2014 at 07:10:35PM -0400, Rick Macklem wrote: > > Hi, > > > > First off, I hope you don't mind that I cross-posted this, > > but I wanted to make sure both the NFS/iSCSI and networking > > types say it. > > If you look in this mailing list thread: > > >

Re: RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-25 Thread Yonghyeon PYUN
On Tue, Mar 25, 2014 at 07:10:35PM -0400, Rick Macklem wrote: > Hi, > > First off, I hope you don't mind that I cross-posted this, > but I wanted to make sure both the NFS/iSCSI and networking > types say it. > If you look in this mailing list thread: > > http://docs.FreeBSD.org/cgi/mid.cgi?185

RFC: How to fix the NFS/iSCSI vs TSO problem

2014-03-25 Thread Rick Macklem
Hi, First off, I hope you don't mind that I cross-posted this, but I wanted to make sure both the NFS/iSCSI and networking types say it. If you look in this mailing list thread: http://docs.FreeBSD.org/cgi/mid.cgi?1850411724.1687820.1395621539316.JavaMail.root you'll see that several people hav