Format the complete raid set format # mkfs.ext4 /dev/md0 check the raid format configuration mdadm --detail --scan On Fri, May 10, 2013 at 1:41 AM, <m.roth@xxxxxxxxx> wrote: > Doll, Margaret Ann wrote: > > This nas is on a ROCKS cluster and I make as few changes as possible as > > active research and classes keep it in constant use. > > > I understand that, but there have been a large number of security flaws > and serious bugs that have been fixed in the what, several years since > 5.6. > > I've got the same issue, with researchers that have jobs that run days, > sometimes weeks, and production servers that *have* to be up. What I did > was get them to buy into a "maintenance window", where I do the updates > (while it, and they, are running) then get the time it takes to reboot the > system. > > mark > > > On Thu, May 9, 2013 at 4:02 PM, <m.roth@xxxxxxxxx> wrote: > > > >> Doll, Margaret Ann wrote: > >> > On Thu, May 9, 2013 at 3:45 PM, Jonathan Billings > >> > <jsbillin@xxxxxxxxx>wrote: > >> > > >> >> align-check is not supported on the old version of parted in EL5.2. > >> >> > >> > I am running CentOS release 5.6 on this system. > >> > >> Why have you not updated? RHEL 5.x is at 5.9, and there are a lot of bug > >> and security fixes.... > >> > >> mark > >> >> > >> >> On Thu, May 9, 2013 at 3:37 PM, Doll, Margaret Ann > >> >> <margaret_doll@xxxxxxxxx>wrote: > >> >> > >> >> > parted align-check optimal /dev/sda1 > >> >> > Error: Could not stat device align-check - No such file or > >> directory. > >> >> > Retry/Cancel? cancel > >> >> > > >> >> > On Thu, May 9, 2013 at 3:26 PM, Doll, Margaret Ann > >> >> > <margaret_doll@xxxxxxxxx>wrote: > >> >> > > >> >> > > The drives are Seagate Constellation disks, 1 Tb apiece. I have > >> 15 > >> >> of > >> >> > > them in the array. > >> >> > > > >> >> > > > >> >> > > On Thu, May 9, 2013 at 3:25 PM, <m.roth@xxxxxxxxx> wrote: > >> >> > > > >> >> > >> Doll, Margaret Ann wrote: > >> >> > >> > On Thu, May 9, 2013 at 3:09 PM, <m.roth@xxxxxxxxx> wrote: > >> >> > >> > > >> >> > >> >> Doll, Margaret Ann wrote: > >> >> > >> >> > The answer came from my vendor at Atipa. > >> >> > >> >> > > >> >> > >> >> > You will need to change the partitioning scheme to use GPT > >> in > >> >> order > >> >> > >> to > >> >> > >> >> > enable greater than 2TB support. > >> >> > >> >> > >> >> > >> >> Which is what I was saying. > >> >> > >> >> > > >> >> > >> >> > # parted -s /dev/sda mklabel gpt > >> >> > >> >> > >> >> > >> >> This is command-line version of what I said - I was giving > >> you > >> >> the > >> >> > >> >> interactive version. I do not understand why the above would > >> >> work, > >> >> > and > >> >> > >> >> what I suggested you do gave you "invalid token". > >> >> > >> >> > > >> >> > >> >> > # parted –s /dev/sda rm 1 > >> >> > >> >> > >> >> > >> >> The above removes partition 1. > >> >> > >> >> > > >> >> > >> >> > # parted –s /dev/sda “mkpart primary xfs 1 -1” > >> >> > >> >> > > >> >> > >> >> You've decided to use xfs, yes? And the 1 bothers me, a lot. > >> >> That's > >> >> > >> >> either sector or cylinder... and they did *not* tell you to > >> use > >> >> -a > >> >> > >> optimal for > >> >> > >> >> aligning the partition. If you do parted -l, what do you see? > >> >> > >> >> > >> >> > >> > [root@nas-0-0 ~]# parted -l > >> >> > >> > > >> >> > >> > Model: AMCC 9650SE-16M DISK (scsi) > >> >> > >> > Disk /dev/sda: 14.0TB > >> >> > >> > Sector size (logical/physical): 512B/512B > >> >> > >> > Partition Table: gpt > >> >> > >> > > >> >> > >> > Number Start End Size File system Name Flags > >> >> > >> > 1 17.4kB 14.0TB 14.0TB xfs primary > >> >> > >> > > >> >> > >> > df -h > >> >> > >> > > >> >> > >> > /dev/sda1 13T 8.4G 13T 1% /bigdisk1 > >> >> > >> > >> >> > >> Yup - if this were a single disk, that would not be a good place > >> to > >> >> > start, > >> >> > >> esp. if it was a large disk. I don't know how big the drives in > >> the > >> >> > array > >> >> > >> are, and even though parted says it's 512/512 sector size, most > >> new > >> >> > large > >> >> > >> drives are, in reality, 4k in hardware/firmware. You *might* > >> >> consider > >> >> > >> repartitioning, but start at 2048k, rather than 1. I suspect > >> that > >> >> if > >> >> you > >> >> > >> did > >> >> > >> parted align-check optimal /dev/sda1 > >> >> > >> that it would tell you it was not aligned properly. > >> >> > >> > >> >> > >> mark > >> >> > >> > >> >> > >> > >> >> > >> > >> >> > >> -- > >> >> > >> redhat-list mailing list > >> >> > >> unsubscribe > >> >> mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > >> >> > >> https://www.redhat.com/mailman/listinfo/redhat-list > >> >> > >> > >> >> > > > >> >> > > > >> >> > -- > >> >> > redhat-list mailing list > >> >> > unsubscribe > >> mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > >> >> > https://www.redhat.com/mailman/listinfo/redhat-list > >> >> > > >> >> > >> >> > >> >> > >> >> -- > >> >> Jonathan Billings <jsbillin@xxxxxxxxx> > >> >> College of Engineering - CAEN - Unix and Linux Support > >> >> -- > >> >> redhat-list mailing list > >> >> unsubscribe mailto:redhat-list-request@xxxxxxxxxx > ?subject=unsubscribe > >> >> https://www.redhat.com/mailman/listinfo/redhat-list > >> >> > >> > -- > >> > redhat-list mailing list > >> > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > >> > https://www.redhat.com/mailman/listinfo/redhat-list > >> > > >> > >> > >> -- > >> redhat-list mailing list > >> unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > >> https://www.redhat.com/mailman/listinfo/redhat-list > >> > > -- > > redhat-list mailing list > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > -- > redhat-list mailing list > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/redhat-list > -- Abhishek tyagi abhishektyagi.dba@xxxxxxxxx 09873924446 -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list
