Re: RFC: NFS trunking (multiple TCP connections for a mount

2021-06-28 Thread Lutz Donnerhacke
On Tue, Jun 29, 2021 at 12:23:21AM +, Rick Macklem wrote: > I don't understand how multiple TCP connections to the same > server IP address will distribute the load across multiple network > interfaces? Sounds like a bandwith-latency-product issue. TCP is prone to stalling at the end of a buff

Re: RFC: NFS trunking (multiple TCP connections for a mount

2021-06-28 Thread Gerrit Kuehn
On Tue, 29 Jun 2021 00:23:21 + Rick Macklem wrote: > I don't understand how multiple TCP connections to the same > server IP address will distribute the load across multiple network > interfaces? > I thought that lagg would have handled this? I don't think this targets multiple interface s

Re: RFC: NFS trunking (multiple TCP connections for a mount

2021-06-28 Thread Navdeep Parhar
On Mon, Jun 28, 2021 at 5:23 PM Rick Macklem wrote: > > The Linux NFS client now has a mount option "nconnect", > which specifies that multiple TCP connections be created > for an NFS mount, where RPCs are done on the connections, > in a round robin fashion. (Alternating between the two TCP > conn

Re: RFC: NFS trunking (multiple TCP connections for a mount

2021-06-28 Thread Alan Somers
On Mon, Jun 28, 2021 at 6:24 PM Rick Macklem wrote: > The Linux NFS client now has a mount option "nconnect", > which specifies that multiple TCP connections be created > for an NFS mount, where RPCs are done on the connections, > in a round robin fashion. (Alternating between the two TCP > conne

RFC: NFS trunking (multiple TCP connections for a mount

2021-06-28 Thread Rick Macklem
The Linux NFS client now has a mount option "nconnect", which specifies that multiple TCP connections be created for an NFS mount, where RPCs are done on the connections, in a round robin fashion. (Alternating between the two TCP connections for the case of nconnect=2.) The Linux man page says: nc

[Bug 256819] dummynet in monolithic kernel broken on stable/12-n233319-c419c8231fb arm64 on AWS

2021-06-28 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=256819 Marek Zarychta changed: What|Removed |Added CC||zarych...@plan-b.pwste.edu.

[Bug 254514] vnet: /sbin/ifconfig epair10b vnet $name getting stuck if one CPU is busy

2021-06-28 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254514 Jeffrey Gelens changed: What|Removed |Added CC||jeff...@gelens.org --- Comment #3