Displaying 20 results from an estimated 10000 matches similar to: "forcing device to USB HDD"
2009 Jul 02
4
Upgrading drives in raid 1
I think I have solved my issue and would like some input from anyone who has
done this for pitfalls, errors, or if I am just wrong.
Centos 5.x, software raid, 250gb drives.
2 drives in mirror, one spare. All same size.
2 devices in the mirror, one boot (about 100MB), one that fills the rest of
disk and contains LVM partitions.
I was thinking of taking out the spare and adding a 500gb drive.
I
2013 Nov 26
1
Filesystem labeling confusion or mess up
Hi,
I do have an iscsi storage with two raidsets. I'm logged in to the
target and get two devices: /dev/sdb and /dev/sdc.
After formatting the devices with ext4 I realised, that I had used a
wrong label, so I tried to relabel the devices.
But now I'm confused:
doing a e2label /dev/sdb or /dev/sdc returns always the same label name
for both devices.
so I did "e2label /dev/sdb
2010 Sep 26
1
hotplug Backup-hdd
Hi,
i have a system with
/dev/sda - System Hard Drive
/dev/md0 - SoftwareRaid 5 for Data
with
/dev/sdb
/dev/sdc
/dev/sdd
Now i have one more in a removeable frame for Backup
/dev/sde
/dev/md0 is forwarded to an Samba-Domain for Data service in the network.
What''s the best way to sync the data from /dev/md0 to /dev/sde ?
is a domain hotplug able ? So when i plug in /dev/sde,
2006 Feb 24
3
Dom0 lvm/software raid rhel4.1 booting issues.
Basically the issue comes down to my Volume Groups not being found by
this initrd, causing good ole kernel panic.
initrd-2.6.12.6-xen3_12.1_rhel4.1.img
[root@xen01 lvm]# uname -a
Linux xen01.inside.***.com 2.6.9-22.0.2.ELsmp #1 SMP Thu Jan 5 17:13:01
EST 2006 i686 i686 i386 GNU/Linux
[root@xen01 lvm]# cat /etc/redhat-release
Red Hat Enterprise Linux ES release 4 (Nahant Update 2)
Everything
2019 Mar 01
2
What files to edit when changing the sdX of hard drives?
On Thu, Feb 28, 2019 at 05:19:49PM +0100, Nicolas Kovacs (info at microlinux.fr) wrote:
> Le 28/02/2019 ? 04:12, Jobst Schmalenbach a ?crit?:
> > I want to lock in the SDA/SDB/SDC for my drives
>
> In short : use UUIDs or labels instead of hardcoding /dev/sdX.
I **KNOW** how to use UUID's ... this is NOT the reason why I am doing this!
I *NEED* the order of the disks to be
2013 Nov 11
10
disk cloning ?
Dear All
I needed to clone my disk to another hard drive . I did it as the following :
#dd if=/dev/sdb of=/dev/sdc
But after a while, the procedure ended with the "writing to /dev/sdc
input/output error" message.
Can you please let me know how can I overcome this as the fdisk now returns as "
#fdisk /dev/sdc
"I do not know how to handle files with mode 81a4
must set
2010 Oct 15
2
puppet-lvm and volume group issues
Trying to setup a volume group with puppet lvm and this:-
volume_group { "my_vg":
ensure => present,
physical_volumes => "/dev/sdb /dev/sdc /dev/sdd",
require => [ Physical_volume["/dev/sdb"],
Physical_volume["/dev/sdc"],
Physical_volume["/dev/sdd"]
]
}
Fails with this in the debug
2013 May 03
3
[PATCH] xfstests: unmount scratch mnt in test 307
So if you have a mount command that doesn''t use /etc/mtab then it will spit out
a different device for the mounted device. So say we have
SCRATCH_DEV_POOL="/dev/sda /dev/sdb /dev/sdc"
we will turn this into
SCRATCH_DEV="/dev/sda"
SCRATCH_DEV_POOL="/dev/sdb /dev/sdc"
and then when you mkfs this you do _scratch_mkfs $SCRATCH_DEV_POOL which turns
into this
2015 Jun 17
2
Re: [PATCH] New API: btrfs_device_stats
Hi,
在 2015年06月16日 20:56, Pino Toscano 写道:
> On Tuesday 16 June 2015 17:10:09 Cao jin wrote:
>> Also modified a public function: analyze_line, make it more flexible
>
> The addition of the parameter to analyze_line should be in an own
> patch. Can you please decouple it?
>
OK
>> Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com>
>> ---
>>
2008 Jul 18
4
btrfsctl -A not returning useful information
[root@btrfs progs-unstable]# btrfsctl -A /dev/sdb
ioctl returns 0
[root@btrfs progs-unstable]# btrfsctl -A /dev/sdc
ioctl returns 0
/dev/sdb has a btrfs, while /dev/sdc is blank. What''s that output
supposed to mean ? Is it a bug ?
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2011 Nov 18
1
How can I create raid 1 - Centos 5.7 64 minimal installation
Hello,
I have a server working on centos 5.7-64 minimal installation. I have
3 separate physical drives:
120 gb ssd, 2x 3tb disks for storage.
My linux installation is on ssd disk, and I want to make raid 1 for
these two 3tb disks and store data, like under /mnt/data.
Can you please tell me the path how this is possible?
Thanks for your help!
Best regards,
Here are some output of commands I
2013 Sep 07
1
Qeury regarding 64GB SSD + 2tb?
Greetings,
I have a system x3100 m4 system with 64GB SSD for OS and 2x2tb for
data as MD device (software RAID).
It had Fedora 17 with EFI/
I tried to install centos 6. deleting the existing partitions on the
SSD /dev/sdc.
sda and sdb are the 2x2tb md device mounted on /home.
no joy.
googling
Questions:
1. Where do I locate the boot loader? /dev/sdc? is MBR (the default
with Centos) enough
2016 May 25
6
Slow RAID Check/high %iowait during check after updgrade from CentOS 6.5 -> CentOS 7.2
I?ve posted this on the forums at https://www.centos.org/forums/viewtopic.php?f=47&t=57926&p=244614#p244614 - posting to the list in the hopes of getting more eyeballs on it.
We have a cluster of 23 HP DL380p Gen8 hosts running Kafka. Basic specs:
2x E5-2650
128 GB RAM
12 x 4 TB 7200 RPM SATA drives connected to an HP H220 HBA
Dual port 10 GB NIC
The drives are configured as one large
2019 Oct 20
2
Manual partitioning and LVM
I can't seem to figure out how to partition for install. I've tried both
CentOS 8 and 7.7 netinstalls.
I've got 3 disks: sda (big hardware RAID array), sdb (SSD), and sdc
(internal SD card for booting). I want to put /boot on sdc, /usr on sdb,
and / on sda. I don't care what format is used on sdb and sdc, whatever
will let it boot. I want LVM on sda so that I can use
2016 May 27
2
Slow RAID Check/high %iowait during check after updgrade from CentOS 6.5 -> CentOS 7.2
All of our Kafka clusters are fairly write-heavy. The cluster in question is our second-heaviest ? we haven?t yet upgraded the heaviest, due to the issues we?ve been experiencing in this one.
Here is an iostat example from a host within the same cluster, but without the RAID check running:
[root at r2k1 ~] # iostat -xdmc 1 10
Linux 3.10.0-327.13.1.el7.x86_64 (r2k1) 05/27/16 _x86_64_ (32 CPU)
2013 Jun 03
3
csum failed during rebalance
Hi,
I added a new drive to an existing RAID 0 array. Every
attempt to rebalance the array fails:
# btrfs filesystem balance /share/bd8
ERROR: error during balancing ''/share/bd8'' - Input/output error
# dmesg | tail
btrfs: found 1 extents
btrfs: relocating block group 10752513540096 flags 1
btrfs: found 5 extents
btrfs: found 5 extents
btrfs: relocating block group 10751439798272
2007 Apr 11
2
HD/Partitions/RAID setup
I have a machine that's been configured as follows using its BIOS tools:
SATA-0 is a 160 GiB drive used as boot
SATA-1 and SATA-2 are both 500 GiB drives and were configured as a
RAID-1 in BIOS.
When the system boots up, BIOS reports 1 160 GiB SATA drive, and 1
Logical volume as RAID-1 ID#0 500 GiB, which is what I would expect it
to report, as the two drives are now raided
2019 Feb 28
3
What files to edit when changing the sdX of hard drives?
Hi
I have read instructions for udev, I also found many example on how to do this.
I want to lock in the SDA/SDB/SDC for my drives and I came up with a rule like this
KERNEL=="sd?", SUBSYSTEM=="block", ENV{ID_SERIAL}=="ST500DM002-1BC142_W2A56H8A", NAME="sda", RUN+="/usr/bin/logger ID_SERIAL=$ENV{ID_SERIAL} set to /dev/sda ",
2009 Apr 24
3
extend raid volume - new drive
Hi there, I have a system with the following:
# fdisk -l
Disk /dev/sda: 80.0 GB, 80000000000 bytes
255 heads, 63 sectors/track, 9726 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Device Boot Start End Blocks Id System
/dev/sda1 * 1 13 104391 83 Linux
/dev/sda2 14 9471 75971385 83 Linux
/dev/sda3
2011 Mar 31
1
CentOS Digest, Vol 74, Issue 31
thanks for the reply, Phil
It would, were udev not inserting USB and/or eSATA drives at /dev/sdb1
and/or /dev/sdc1 and exposing the array to the udev rule intended to
handle only removable devices (at sdc or sdd). The array then mounts
unpredictably in /media/xxx-sdc1 or sdd1 - not what is wanted - depend
on how many removable devices are plugged at the time of rebooting. Of
course, a single