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 < openindiana-discuss@openindiana.org> 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 <sri.chityala...@gmail.com> > 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 > > openindiana-discuss@openindiana.org > > https://openindiana.org/mailman/listinfo/openindiana-discuss > > _______________________________________________ > openindiana-discuss mailing list > openindiana-discuss@openindiana.org > https://openindiana.org/mailman/listinfo/openindiana-discuss > _______________________________________________ openindiana-discuss mailing list openindiana-discuss@openindiana.org https://openindiana.org/mailman/listinfo/openindiana-discuss