[SOLVED] [memstick install] auto-zfs error

[Ronald Klop]

On Mon, 10 Jul 2017 21:53:11 +0200, Boris Samorodov <bsam at passap.ru> wrote:

> 10.07.2017 22:21, Toomas Soome пишет:
>>
>>> On 10. juuli 2017, at 21:24, Boris Samorodov <bsam at passap.ru> wrote:
>>>
>>> 10.07.2017 21:05, Allan Jude пишет:
>>>> On 2017-07-09 14:40, Boris Samorodov wrote:
>>>>> 08.07.2017 18:56, Boris Samorodov пишет:
>>>>>> Hi All,
>>>>>>
>>>>>> I tied to install a new FreeBSD-amd-12 system from official USB
>>>>>> installation memstick.img. Auto-UFS (GPT) installs fine and the  
>>>>>> system
>>>>>> boots fine. However, ZFS-Auto install succeeds, but is not loaded.
>>>>>> At the very beginning it gives something like "gpt sector XXXX  
>>>>>> error,
>>>>>> gpt sector 1 error, can't find zroot..."
>>>>>>
>>>>>> Is it a known error / should I give more (precise) errors?
>>>>>>
>>>>>> I tried two recent images with the same result:
>>>>>> ftp://ftp.freebsd.org/pub/FreeBSD/snapshots/ISO-IMAGES/12.0/FreeBSD-12.0-CURRENT-amd64-20170703-r320599-memstick.img
>>>>>> ftp://ftp.freebsd.org/pub/FreeBSD/snapshots/ISO-IMAGES/12.0/FreeBSD-12.0-CURRENT-amd64-20170626-r320360-memstick.img
>>>>>
>>>>> It turned out GPT and zfs are not usable at this machine.
>>>>> MBR / ZFS works fine.
>>>>>
>>>>> I'll stick with that.
>>>>
>>>> What type of machine is it?
>>>
>>> It's a PC circa 2009 with MB ASUS P5QL/EPU:
>>> ---
>>> CPU: Intel(R) Core(TM)2 Duo CPU     E7400  @ 2.80GHz (2799.52-MHz
>>> K8-class CPU)
>>>  Origin="GenuineIntel"  Id=0x1067a  Family=0x6  Model=0x17  Stepping=10
>>>
>>>
>>> Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
>>>
>>>
>>>
>>> Features2=0xc08e3bd<SSE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,XSAVE,OSXSAVE>
>>>
>>>  AMD Features=0x20100800<SYSCALL,NX,LM>
>>>  AMD Features2=0x1<LAHF>
>>>  VT-x: HLT,PAUSE
>>>  TSC: P-state invariant, performance statistics
>>> real memory  = 4294967296 (4096 MB)
>>> avail memory = 3324891136 (3170 MB)
>>> Event timer "LAPIC" quality 100
>>> ACPI APIC Table: <A_M_I_ OEMAPIC >
>>> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
>>> FreeBSD/SMP: 1 package(s) x 2 core(s)
>>> ---
>>>
>>> --
>>> WBR, bsam
>>
>> Of course it really can not be that the BIOS has something against  
>> combination of GPT+ZFS, but this combination may trigger some sort of  
>> bug/misbehavior. I have seen some pretty weird issues and have work in  
>> process to have a bit more fool proof approach, but I haven't had time  
>> yet to finalize it properly.
>
> Yep, UFS+GPT works fine here.
>
> Just for archieves: errors for ZFS + GPT
> ---
> gptzfsboot: error 128 lba 3907027040
> gptzfsboot: error 128 lba 1
> gptzfsboot: no zfs pools located, can't boot
> ---
>
> The disk is:
> ---
>         512             # sectorsize
>         2000397852160   # mediasize in bytes (1.8T)
>         3907027055      # mediasize in sectors
>         0               # stripesize
>         0               # stripeoffset
>         3876018         # Cylinders according to firmware.
>         16              # Heads according to firmware.
>         63              # Sectors according to firmware.
>         WD-WMAUR0112162 # Disk ident.
>         Not_Zoned       # Zone Mode
> ---
>
> UEFI is not available at the motherboard.
>
>> Namely, what I have found is that in some systems the INT13 ah=08 can  
>> result with unexpected results - error from command reported or disk  
>> count not reported etc - something not really expected. It also may  
>> have to do about what other devices are there. And also if the system  
>> has plain BIOS or BIOS emulated on UEFI.
>

This looks similar to:  
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=144234
Please add your information if you think it is the same issue. Or try the  
workaround and see if it helps.

Regards,
Ronald.