Date: Sat, 13 Jan 2018 20:56:07 +0300 From: Mehmet Erol Sanliturk <m.e.sanliturk@gmail.com> To: Grzegorz Junka <list1@gjunka.com> Cc: FreeBSD Questions Mailing List <freebsd-questions@freebsd.org>, freebsd-drivers@freebsd.org Subject: Re: Server doesn't boot when 3 PCIe slots are populated Message-ID: <CAOgwaMsf9zByJYhL3KqpUMW5qKAzQEHpDWcwejY-uK=9swWbUQ@mail.gmail.com> In-Reply-To: <ecce3fa6-3909-0947-685c-8a412684e99c@gjunka.com> References: <ecce3fa6-3909-0947-685c-8a412684e99c@gjunka.com>
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On Sat, Jan 13, 2018 at 7:21 PM, Grzegorz Junka <list1@gjunka.com> wrote: > Hello, > > I am installing a FreeBSD server based on Supermicro H8SML-iF. There are > three PCIe slots to which I installed 2 NVMe drives and one network card > Intel I350-T4 (with 4 Ethernet slots). > > I am observing a strange behavior where the system doesn't boot if all > three PCIe slots are populated. It shows this message: > > nvme0: <Generic NVMe Device> mem 0xfd8fc000-0xfd8fffff irq 24 at device > 0.0 on pci1 > nvme0: controller ready did not become 1 within 30000 ms > nvme0: did not complete shutdown within 5 seconds of notification > > The I see a kernel panic/dump and the system reboots after 15 seconds. > > If I remove one card, either one of the NVMe drives or the network card, > the system boots fine. Also, if in BIOS I set PnP OS to YES then sometimes > it boots (but not always). If I set PnP OS to NO, and all three cards are > installed, the system never boots. > > When the system boots OK I can see that the network card is reported as 4 > separate devices on one of the PCIe slots. I tried different NVMe drives as > well as changing which device is installed to which slot but the result > seems to be the same in any case. > > What may be the issue? Amount of power drawn by the hardware? Too many > devices not supported by the motherboard? Too many interrupts for the > FreeBSD kernel to handle? > > Any help would be greatly appreciated. > > GregJ > > _______________________________________________ > > >From my experience from other trade marked main boards , an action may be to check manual of your server board to see whether there are rules about use of these slots : Sometimes differently shaped slots are supplied with same ports : If one slot is occupied , the other slot should be left open , or rules about not to insert such a kind of device into a slot , for example , graphic cards . Mehmet Erol Sanliturk
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