[OpenIndiana-discuss] [oi-dev] Obstacle to GPT label boot?

[Judah Richardson]

On Fri, Mar 19, 2021 at 1:14 PM Toomas Soome <tsoome at me.com> wrote:

>
>
> On 19. Mar 2021, at 16:21, Judah Richardson <judahrichardson at gmail.com>
> wrote:
>
> Thanks Toomas. A few questions about that:
>
>    1. Which OI version was originally installed? That would help me
>    pinpoint where OI UEFI support landed
>
>
> That is tricky:D because it was installed before I wrote UEFI support for
> illumos:D (technically it is still not complete, but thats another story).
>
> I was thinking, what point in time to count for this landing - because we
> did add it step by step, but I think this headsup should be the mark:
>
>
> https://illumos.topicbox.com/groups/developer/T97536ca6fe4642cf-M727f3d9b380cd0b011197de1/headsup-or-something
>
> So 2019.05 should have those bits already.
>
OK. Welp, didn't work for me when I tried installing the latest Hipster in
2020, but the target disk was a 128 GB SSD so not really an issue.

>
>
>
>    1. What hardware is this on? If it's a prebuilt PC brand and model
>    name would be great. If you built the PC yourself, I'd appreciate the brand
>    and model of the motherboard
>
>
>
> my host is a bit old already, it is Supermicro X10SAE with Intel(r)
> Xeon(r) CPU E3-1246 v3 @ 3.50GHz. It is doing ok for my needs (illumos dev
> and build host).
>
Thanks for the info!

>
> rgds,
> toomas
>
>
> On Fri, Mar 19, 2021 at 1:18 AM Toomas Soome via openindiana-discuss <
> openindiana-discuss at openindiana.org> wrote:
>
>>
>>
>> > On 19. Mar 2021, at 02:31, Reginald Beardsley via oi-dev <
>> oi-dev at openindiana.org> wrote:
>> >
>> > Would someone please direct me to an explanation  of why we can't boot
>> from disk >2 TB in 2021?
>>
>>
>> root at beastie:/code/illumos-gate# format
>> Searching for disks...done
>>
>>
>> AVAILABLE DISK SELECTIONS:
>>        0. c3t0d0 <WDC-WD4004FZWX-00GBGB0-81.H0A81-3.64TB>
>>           /pci at 0,0/pci15d9,805 at 1f,2/disk at 0,0
>>        1. c3t1d0 <WDC-WD4005FZBX-00K5WB0-01.01A01-3.64TB>
>>           /pci at 0,0/pci15d9,805 at 1f,2/disk at 1,0
>>        2. c3t3d0 <WDC-WD4003FZEX-00Z4SA0-01.01A01-3.64TB>
>>           /pci at 0,0/pci15d9,805 at 1f,2/disk at 3,0
>>        3. c3t4d0 <WDC-WD4005FZBX-00K5WB0-01.01A01-3.64TB>
>>           /pci at 0,0/pci15d9,805 at 1f,2/disk at 4,0
>> Specify disk (enter its number): ^D
>> root at beastie:/code/illumos-gate# zpool status rpool
>>   pool: rpool
>>  state: ONLINE
>>   scan: resilvered 1,68T in 0 days 10:10:07 with 0 errors on Fri Oct 25
>> 05:05:34 2019
>> config:
>>
>>         NAME        STATE     READ WRITE CKSUM
>>         rpool       ONLINE       0     0     0
>>           raidz1-0  ONLINE       0     0     0
>>             c3t0d0  ONLINE       0     0     0
>>             c3t1d0  ONLINE       0     0     0
>>             c3t3d0  ONLINE       0     0     0
>>             c3t4d0  ONLINE       0     0     0
>>
>> errors: No known data errors
>> root at beastie:/code/illumos-gate#
>>
>> I can tell, this system does boot just fine with both UEFI and BIOS
>> firmware.
>>
>> rgds,
>> toomas
>>
>> >
>> > It's very hard for me to see a significant obstacle to reading an x86
>> MBR that loads code that will then boot from GPT label disks.
>> >
>> > I'm rebuilding my Sol 10 u8 system with my spare 2 TB disk.  I'd like
>> to replace the 3x  2 TB disk RAIDZ1 setup with  a 4-5x disk RAIDZ2 using 4
>> TB disks using my s0 & s1 configuration.
>> >
>> > I must assume that the Illumos market is dominated by customers who
>> don't care about having a few small SMI labeled boot disks in a farm of
>> large GPT labeled disks.  But for a 7 SATA port system, that's not very
>> viable.
>> >
>> > Linux, MS and BSD can do it, so we should be able to do it also.  It's
>> become enough of a personal nuisance that I'm willing to fix it if I get a
>> modest level of cooperation.
>> >
>> > So please, point me at any known issues.  For workstations the s0 root
>> pool and s1 export pool works really well.
>> >
>> > Reg
>> >
>> > BTW After a DIMM shuffle, "format -e" and scrubs no longer dump core on
>> u8.  Now X goes off into la-la land :-(  Clearly I need new DIMMS.
>> >
>>
>>
>>
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>
>