Date: Thu, 30 Oct 2014 09:30:33 +0900 From: Yonghyeon PYUN <pyunyh@gmail.com> To: Mason Loring Bliss <mason@blisses.org> Cc: freebsd-net@freebsd.org Subject: Re: Very bad Realtek problems Message-ID: <20141030003033.GA2537@michelle.fasterthan.com> In-Reply-To: <20141029170126.GG17150@blisses.org> References: <20141027195124.GI17150@blisses.org> <20141028015020.GB1054@michelle.fasterthan.com> <20141028034445.GR17150@blisses.org> <20141029014630.GA2503@michelle.fasterthan.com> <20141029170126.GG17150@blisses.org>
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On Wed, Oct 29, 2014 at 01:01:26PM -0400, Mason Loring Bliss wrote: > On Wed, Oct 29, 2014 at 10:46:30AM +0900, Yonghyeon PYUN wrote: > > > Given that you can reliably reproduce the issue, let's check simple ones > > first. > > Just as a quick update, I couldn't tolerate the network outages any more as > they were impacting my work, so I bought an Intel NIC. That said, this will > actually free me up to do more debugging of the Realtek as soon as I get a > chance to finish setting up a small test network - I'll be able to look at > both sides of interactions instead of depending on the flaky interface. > Ok, if you happen to find spare time on testing, let me know your findings. > > > If you think the issue intermittently happens regardless of network load, > > try attached patch. I'm not sure whether the patch makes any difference for > > you since many PCIe NICs don't implement CLKREQ feature. It's just a wild > > guess. > > This is an onboard NIC, for what it's worth, on my: > Yes, it's very common to see LOM version in these days. > Base Board Information > Manufacturer: ASUSTeK Computer INC. > Product Name: M4A88T-M > Version: Rev X.0x > > I'm not sure if that changes it as compared with a plug-in PCIe device. Just > mentioning it for completeness. There is no much difference for driver between LOM and standalone NIC. LOM version may have some modifications compared to engineering samples I have. And motherboard vendors are free to program EEPROM/FLASH of NIC to meet their needs. I don't think the motherboard vendor heavily changed the NIC configuration though.
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