Re: raidframe on > 2TB disks, revisited

[christos%astron.com@localhost (Christos Zoulas)]

In article <rmiziqz8uti.fsf%fnord.ir.bbn.com@localhost>,
Greg Troxel  <gdt%ir.bbn.com@localhost> wrote:
>-=-=-=-=-=-
>
>
>John Klos <john%ziaspace.com@localhost> writes:
>
>> It still seems absurdly difficult to set up a mirror with two disks
>> larger than 2 TB.

It works for me, except I can't boot from it because my BIOS is too old.
(2x3TB disks GPT -> raid -> GPT)

Here's part of dmesg:

[...]
wd0 at atabus1 drive 1
wd0: <ST3000DM001-1ER166>
wd0: drive supports 16-sector PIO transfers, LBA48 addressing
wd0: 2794 GB, 5814021 cyl, 16 head, 63 sec, 512 bytes/sect x 5860533168 sectors
wd0: GPT GUID: b9dd57fb-9dea-4bd4-98d3-ce1c0ccff5f4
dk0 at wd0: "raid0.0", 5860531200 blocks at 1024, type: raidframe
wd0: 32-bit data port
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
wd0(piixide0:0:1): using PIO mode 4, Ultra-DMA mode 6 (Ultra/133) (using DMA)
umass0 at uhub1 port 4 configuration 1 interface 0
umass0: SanDisk Cruzer Fit, rev 2.00/1.27, addr 2
umass0: using SCSI over Bulk-Only
scsibus0 at umass0: 2 targets, 1 lun per target
sd0 at scsibus0 target 0 lun 0: <SanDisk, Cruzer Fit, 1.27> disk removable
sd0: 30532 MB, 62034 cyl, 16 head, 63 sec, 512 bytes/sect x 62530624 sectors
dk1 at sd0: "sd0a", 62530561 blocks at 63, type: ffs
ehci0: handing over low speed device on port 6 to uhci2
usb_disconnect_port: no device
wd1 at atabus2 drive 0
wd1: <ST3000DM001-1ER166>
wd1: drive supports 16-sector PIO transfers, LBA48 addressing
wd1: 2794 GB, 5814021 cyl, 16 head, 63 sec, 512 bytes/sect x 5860533168 sectors
wd1: GPT GUID: ee945b1e-2d48-4d47-81f2-8fb1c17effa8
dk2 at wd1: "raid0.1", 5860531200 blocks at 1024, type: raidframe
wd1: 32-bit data port
wd1: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
wd1(piixide0:1:0): using PIO mode 4, Ultra-DMA mode 6 (Ultra/133) (using DMA)
pad0: outputs: 44100Hz, 16-bit, stereo
audio1 at pad0: half duplex, playback, capture
Component on: dk0: 5860531200
   Row: 0 Column: 0 Num Rows: 1 Num Columns: 2
   Version: 2 Serial Number: 2016042301 Mod Counter: 1096
   Clean: No Status: 0
   sectPerSU: 128 SUsPerPU: 1 SUsPerRU: 1
   RAID Level: 1  blocksize: 512 numBlocks: 5860531072
   Autoconfig: Yes
   Root partition: Force
   Last configured as: raid0
Component on: dk2: 5860531200
   Row: 0 Column: 1 Num Rows: 1 Num Columns: 2
   Version: 2 Serial Number: 2016042301 Mod Counter: 1096
   Clean: No Status: 0
   sectPerSU: 128 SUsPerPU: 1 SUsPerRU: 1
   RAID Level: 1  blocksize: 512 numBlocks: 5860531072
   Autoconfig: Yes
   Root partition: Force
   Last configured as: raid0
Found: dk0 at 0
Found: dk2 at 1
RAID autoconfigure
Configuring raid0:
Starting autoconfiguration of RAID set...
Looking for 0 in autoconfig
Found: dk0 at 0
Looking for 1 in autoconfig
Found: dk2 at 1
raid0: allocating 20 buffers of 65536 bytes.
raid0: RAID Level 1
raid0: Components: /dev/dk0 /dev/dk2
raid0: Total Sectors: 5860531072 (2861587 MB)
raid0: GPT GUID: 2f48057f-f281-485e-a11d-8f1eb6a9293d
dk3 at raid0: "root", 1024000 blocks at 34, type: ffs
dk4 at raid0: "swap", 16777216 blocks at 1024034, type: swap
dk5 at raid0: "usr", 125829120 blocks at 17801250, type: ffs
dk6 at raid0: "var", 62914560 blocks at 143630370, type: ffs
dk7 at raid0: "src-7", 125829120 blocks at 206544930, type: ffs
dk8 at raid0: "u-7", 125829120 blocks at 332374050, type: ffs
dk9 at raid0: "backup-7", 5402327869 blocks at 458203170, type: ffs
boot device: dk3
root on dk3 dumps on dk4
dump_misc_init: max_paddr = 0x140000000
mountroot: trying lfs...
mountroot: trying ext2fs...
mountroot: trying ffs...
/: replaying log to memory
root file system type: ffs
kern.module.path=/stand/amd64/7.99.28/modules
init: copying out path `/sbin/init' 11
/: replaying log to disk
[...]