Disconnect data disks, start from USB/CD and verify with lsdev -v the boot pool disks are there.
Sent from my iPhone > On 17. Feb 2021, at 16:15, Thebest videos <[email protected]> wrote: > > > I've created 3disks as bootable disk, and remaining disks as raw disks. Then > I ran > Zpool create -o altroot=/mnt datapool raidz1 disk1 disk2 disk3 disk4 raidz1 > disk5 disk6 disk7 disk8 > Still getting same zfs I/o error > > >> On Wed, Feb 17, 2021, 15:56 Toomas Soome via openindiana-discuss >> <[email protected]> wrote: >> hi! >> >> From your screenshot, you do get 5 disks recognized (disk0 - disk4), that >> means, those are disks you can use for booting. It *may* be the limit is >> higher with UEFI boot. >> >> You can check the number of disks while booting from usb/cd, press esc to >> get out of boot menu, and enter: lsdev -v, loader will report only those >> disk devices which BIOS can see, and only those devices can be used for >> booting. >> >> Since you are writing to OI list (and not freebsd), there is another way to >> check; in illumos you can get list of BIOS accessible disks with: >> >> $ prtconf -v | grep biosdev >> name='biosdev-0x83' type=byte items=588 >> name='biosdev-0x82' type=byte items=588 >> name='biosdev-0x81' type=byte items=588 >> name='biosdev-0x80' type=byte items=588 >> >> in this example, the system does have 4 BIOS-visible disk devices, and >> incidentally those are all disks this system does have, and I have: >> >> tsoome@beastie:/code$ zpool status >> 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 >> tsoome@beastie:/code$ >> >> >> Please note; in theory, if you have 5 visible disks, you could create boot >> pool by having those 5 disks for data + parity disks, but such configuration >> would not be advisable, because if one data disk will get an issue, then you >> can not boot (unless you swap around physical disks). >> >> Therefore, the suggestion would be to verify, how many disks your system >> BIOS or UEFI can see, and plan the boot pool accordingly. >> >> rgds, >> toomas >> >> > On 17. Feb 2021, at 11:26, Thebest videos <[email protected]> >> > wrote: >> > >> > Hi there, >> > >> > I'm facing one issue since long time.i.e., I'm trying to create raidz >> > configuration with multiple disks as below >> > Create RAIDZ for 4 disks each vdev in RAIDZ1/RAIDZ2 intotal 2 vdevs >> > >> > I'm running below commands running for each hard disk >> > >> > gpart create -s gpt ada0 >> > >> > gpart add -a 4k -s 512K -t freebsd-boot ada0 >> > >> > gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 ada0 >> > >> > gpart add -a 1m -s 2G -t freebsd-swap -l swap0 ada0 >> > >> > gpart add -a 1m -t freebsd-zfs -l disk0 ada0 >> > >> > >> > #RAIDZ creating >> > >> > zpool create -o altroot=/mnt datapool raidz2 ada0p3 ada1p3 ada2p3 ada3p3 >> > raidz2 ada4p3 ada5p3 ada6p3 ada7p3 >> > >> > zfs create -o mountpoint=/ -o canmount=noauto datapool/boot >> > >> > mount -t zfs datapool/boot /mnt >> > >> > mount_cd9660 /dev/cd0 /media >> > >> > cp -r /media/* /mnt/. >> > >> > zpool set bootfs=datapool/boot datapool >> > >> > >> > I've tried both RAIDZ1 and RAIDZ2 getting same issue has been attached >> > >> > >> > 2 attachments has attached screenshot 1 (17th feb) issue: when i create >> > with 2vdevs with 4 disks each vdev >> > >> > 2nd attachment (16th feb)issue : creating RAIDZ2 with 5 disks with each >> > vdev total 2vdevs in total >> > >> > >> > Kindly respond since i need to fix this issue anyway >> > <Screenshot 2021-02-17 at 11.20.11 AM.png><Screenshot 2021-02-16 at >> > 5.58.31 PM.png>_______________________________________________ >> > openindiana-discuss mailing list >> > [email protected] >> > https://openindiana.org/mailman/listinfo/openindiana-discuss >> >> _______________________________________________ >> openindiana-discuss mailing list >> [email protected] >> https://openindiana.org/mailman/listinfo/openindiana-discuss _______________________________________________ openindiana-discuss mailing list [email protected] https://openindiana.org/mailman/listinfo/openindiana-discuss
