DragonFly 4.6 network not working when vm guest

Tomohiro Kusumi kusumi.tomohiro at gmail.com
Sun Feb 26 04:56:46 PST 2017


Now I started to see this on FreeBSD as well (which I didn't for the
last few days).
Linux is the only one that's properly working.
So it might be just something else.

2017-02-25 20:31 GMT+02:00 Tomohiro Kusumi <kusumi.tomohiro at gmail.com>:
>> What's the NIC?
>
> [root@]~# uname -r
> 4.6-RELEASE
> [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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