DragonFly 4.6 network not working when vm guest

Tomohiro Kusumi kusumi.tomohiro at gmail.com
Sat Feb 25 10:31:17 PST 2017

> What's the NIC?

[root@]~# uname -r
[root@]~# dmesg | grep em0 | head -1
em0: <Intel(R) PRO/1000 Network Connection 82545EM_COPPER 7.4.2> port
0x2000-0x203f mem 0xfdff0000-0xfdffffff,0xfd5c0000-0xfd5dffff irq 7 at
device 1.0 on pci2

> And what's the emulated NIC mode in the vmware?

It's NAT (not bridge) if I got your question correctly.

2017-02-25 17:06 GMT+02:00 Sepherosa Ziehau <sepherosa at gmail.com>:
> What's the NIC?  And what's the emulated NIC mode in the vmware?
> On Sat, Feb 25, 2017 at 9:11 PM, Tomohiro Kusumi
> <kusumi.tomohiro at gmail.com> wrote:
>> This reproduces with DragonFly 4.4 as well on VMware.
>> wget of dfly-x86_64-4.6.1_REL.iso stops at around after it has
>> received the first 10-20MB of the file.
>> It's actually not completely stopped, but each tcp packet is only
>> receiving 0 or 1 byte of data (once it has received the first 10-20MB)
>> while tcp window size stays at around 60000.
>> This of course doesn't happen with Linux or FreeBSD.
>> Sounds like our bug.
>> 2017-02-24 20:52 GMT+02:00 Tomohiro Kusumi <kusumi.tomohiro at gmail.com>:
>>> I'm using VMware.
>>> Ping as well as wget of a small file (like some KB to 1MB or so) work
>>> fine, but can't wget a large file like our iso image.
>>> wget stops at around 2-10% of progress.
>>> I also failed to git clone a repository from github whose du -sh is around 9MB.
>>> It stopped at around 10% progress or so.
>>> I'm not sure if 4.5 was working on VMware.
> --
> Tomorrow Will Never Die

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