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Re: Hard Drive Upgrade RN314 NAS

StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@claynz wrote:

Any ideas why it is showing up as RAID1 when both drives are JBOD?

Should I reset the NAS unit and start again? I have everything backed up to other locations.


Can you download the log zip, and then copy/paste mdstat.log here?

Message 51 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

Personalities : [raid0] [raid1] [raid10] [raid6] [raid5] [raid4]
md125 : active raid1 sda3[0]
11714034624 blocks super 1.2 [1/1] [U]

md1 : active raid10 sdd2[3] sdc2[2] sdb2[1] sda2[0]
1044480 blocks super 1.2 512K chunks 2 near-copies [4/4] [UUUU]

md126 : active raid0 sdc3[0] sdd3[1]
19523172224 blocks super 1.2 64k chunks

md127 : active raid1 sdb3[0]
9761586112 blocks super 1.2 [1/1] [U]

md0 : active raid1 sdb1[0] sdd1[4] sdc1[2] sda1[5]
4190208 blocks super 1.2 [4/4] [UUUU]

unused devices: <none>
/dev/md/0:
Version : 1.2
Creation Time : Sat Jan 30 18:23:41 2021
Raid Level : raid1
Array Size : 4190208 (4.00 GiB 4.29 GB)
Used Dev Size : 4190208 (4.00 GiB 4.29 GB)
Raid Devices : 4
Total Devices : 4
Persistence : Superblock is persistent

Update Time : Thu Nov 9 04:31:58 2023
State : clean
Active Devices : 4
Working Devices : 4
Failed Devices : 0
Spare Devices : 0

Consistency Policy : unknown

Name : 7c6ea9d0:0 (local to host 7c6ea9d0)
UUID : 89af37e9:d796771e:2982bf15:a0bd7cbb
Events : 12309

Number Major Minor RaidDevice State
0 8 17 0 active sync /dev/sdb1
5 8 1 1 active sync /dev/sda1
2 8 33 2 active sync /dev/sdc1
4 8 49 3 active sync /dev/sdd1
/dev/md/MEDIA0-0:
Version : 1.2
Creation Time : Tue Nov 7 17:26:44 2023
Raid Level : raid1
Array Size : 11714034624 (11171.37 GiB 11995.17 GB)
Used Dev Size : 11714034624 (11171.37 GiB 11995.17 GB)
Raid Devices : 1
Total Devices : 1
Persistence : Superblock is persistent

Update Time : Wed Nov 8 02:36:18 2023
State : clean
Active Devices : 1
Working Devices : 1
Failed Devices : 0
Spare Devices : 0

Consistency Policy : unknown

Name : 7c6ea9d0:MEDIA0-0 (local to host 7c6ea9d0)
UUID : e3a06696:ef165261:dd66b540:6b7c17d9
Events : 3

Number Major Minor RaidDevice State
0 8 3 0 active sync /dev/sda3
/dev/md/MEDIA1-0:
Version : 1.2
Creation Time : Tue Nov 7 17:14:35 2023
Raid Level : raid1
Array Size : 9761586112 (9309.37 GiB 9995.86 GB)
Used Dev Size : 9761586112 (9309.37 GiB 9995.86 GB)
Raid Devices : 1
Total Devices : 1
Persistence : Superblock is persistent

Update Time : Wed Nov 8 14:39:32 2023
State : clean
Active Devices : 1
Working Devices : 1
Failed Devices : 0
Spare Devices : 0

Consistency Policy : unknown

Name : 7c6ea9d0:MEDIA1-0 (local to host 7c6ea9d0)
UUID : 4e3578a2:76dbe9d5:9675befb:f0628190
Events : 2

Number Major Minor RaidDevice State
0 8 19 0 active sync /dev/sdb3
/dev/md/MEDIA2-0:
Version : 1.2
Creation Time : Sat Nov 4 21:44:41 2023
Raid Level : raid0
Array Size : 19523172224 (18618.75 GiB 19991.73 GB)
Raid Devices : 2
Total Devices : 2
Persistence : Superblock is persistent

Update Time : Sat Nov 4 21:44:41 2023
State : clean
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0

Chunk Size : 64K

Consistency Policy : unknown

Name : 7c6ea9d0:MEDIA2-0 (local to host 7c6ea9d0)
UUID : c7b0da43:bbcee720:5535bbdd:ba8762e4
Events : 0

Number Major Minor RaidDevice State
0 8 35 0 active sync /dev/sdc3
1 8 51 1 active sync /dev/sdd3

Message 52 of 73
Sandshark
Sensei

Re: Hard Drive Upgrade RN314 NAS

In a ReadyNAS, a "JBOD" drive is actually a single-drive RAID1 that simply doesn't report it's degraded.  I assume Netgear does it that way to make conversion to real RAID1 possible.

Message 53 of 73
schumaku
Guru

Re: Hard Drive Upgrade RN314 NAS

Makes perfect sense from the KISS view 8-)

Message 54 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@Sandshark wrote:

In a ReadyNAS, a "JBOD" drive is actually a single-drive RAID1 that simply doesn't report it's degraded.  I assume Netgear does it that way to make conversion to real RAID1 possible.


True, but my RN202 has two JBOD volumes, and they are reported as JBOD in the web ui - not RAID-1.

Message 55 of 73
schumaku
Guru

Re: Hard Drive Upgrade RN314 NAS


@StephenB wrote:

@Sandshark wrote:

In a ReadyNAS, a "JBOD" drive is actually a single-drive RAID1 that simply doesn't report it's degraded.  I assume Netgear does it that way to make conversion to real RAID1 possible.


True, but my RN202 has two JBOD volumes, and they are reported as JBOD in the web ui - not RAID-1.


Yes, single drive RAID1 is used for JBOD only on Intel x64 OS6 8-) Or on devices with more than two storage slots?

Message 56 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

So in other words everything is fine at my end? no need to reset the NAS and start reconfiguration?

 

 

Message 57 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@claynz wrote:

So in other words everything is fine at my end? 

 


I don't know, as my RN202 says JBOD, and not RAID-1 for the two single-drive volumes.

 

As I requested before - please download the log zip, and copy/paste mdstat.log in a reply here.

Message 58 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

I have already done this before

Message 59 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

 

Personalities : [raid0] [raid1] [raid10] [raid6] [raid5] [raid4]
md125 : active raid1 sda3[0]
11714034624 blocks super 1.2 [1/1] [U]

md1 : active raid10 sdd2[3] sdc2[2] sdb2[1] sda2[0]
1044480 blocks super 1.2 512K chunks 2 near-copies [4/4] [UUUU]

md126 : active raid0 sdc3[0] sdd3[1]
19523172224 blocks super 1.2 64k chunks

md127 : active raid1 sdb3[0]
9761586112 blocks super 1.2 [1/1] [U]

md0 : active raid1 sdb1[0] sdd1[4] sdc1[2] sda1[5]
4190208 blocks super 1.2 [4/4] [UUUU]

unused devices: <none>
/dev/md/0:
Version : 1.2
Creation Time : Sat Jan 30 18:23:41 2021
Raid Level : raid1
Array Size : 4190208 (4.00 GiB 4.29 GB)
Used Dev Size : 4190208 (4.00 GiB 4.29 GB)
Raid Devices : 4
Total Devices : 4
Persistence : Superblock is persistent

Update Time : Thu Nov 9 04:31:58 2023
State : clean
Active Devices : 4
Working Devices : 4
Failed Devices : 0
Spare Devices : 0

Consistency Policy : unknown

Name : 7c6ea9d0:0 (local to host 7c6ea9d0)
UUID : 89af37e9:d796771e:2982bf15:a0bd7cbb
Events : 12309

Number Major Minor RaidDevice State
0 8 17 0 active sync /dev/sdb1
5 8 1 1 active sync /dev/sda1
2 8 33 2 active sync /dev/sdc1
4 8 49 3 active sync /dev/sdd1
/dev/md/MEDIA0-0:
Version : 1.2
Creation Time : Tue Nov 7 17:26:44 2023
Raid Level : raid1
Array Size : 11714034624 (11171.37 GiB 11995.17 GB)
Used Dev Size : 11714034624 (11171.37 GiB 11995.17 GB)
Raid Devices : 1
Total Devices : 1
Persistence : Superblock is persistent

Update Time : Wed Nov 8 02:36:18 2023
State : clean
Active Devices : 1
Working Devices : 1
Failed Devices : 0
Spare Devices : 0

Consistency Policy : unknown

Name : 7c6ea9d0:MEDIA0-0 (local to host 7c6ea9d0)
UUID : e3a06696:ef165261:dd66b540:6b7c17d9
Events : 3

Number Major Minor RaidDevice State
0 8 3 0 active sync /dev/sda3
/dev/md/MEDIA1-0:
Version : 1.2
Creation Time : Tue Nov 7 17:14:35 2023
Raid Level : raid1
Array Size : 9761586112 (9309.37 GiB 9995.86 GB)
Used Dev Size : 9761586112 (9309.37 GiB 9995.86 GB)
Raid Devices : 1
Total Devices : 1
Persistence : Superblock is persistent

Update Time : Wed Nov 8 14:39:32 2023
State : clean
Active Devices : 1
Working Devices : 1
Failed Devices : 0
Spare Devices : 0

Consistency Policy : unknown

Name : 7c6ea9d0:MEDIA1-0 (local to host 7c6ea9d0)
UUID : 4e3578a2:76dbe9d5:9675befb:f0628190
Events : 2

Number Major Minor RaidDevice State
0 8 19 0 active sync /dev/sdb3
/dev/md/MEDIA2-0:
Version : 1.2
Creation Time : Sat Nov 4 21:44:41 2023
Raid Level : raid0
Array Size : 19523172224 (18618.75 GiB 19991.73 GB)
Raid Devices : 2
Total Devices : 2
Persistence : Superblock is persistent

Update Time : Sat Nov 4 21:44:41 2023
State : clean
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0

Chunk Size : 64K

Consistency Policy : unknown

Name : 7c6ea9d0:MEDIA2-0 (local to host 7c6ea9d0)
UUID : c7b0da43:bbcee720:5535bbdd:ba8762e4
Events : 0

Number Major Minor RaidDevice State
0 8 35 0 active sync /dev/sdc3
1 8 51 1 active sync /dev/sdd3

Message 60 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@claynz wrote:

I have already done this before


The post ended up in the spam quarantine, so no one could see it.  I just found it there, and released it for you.

Message 61 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@claynz wrote:

 

Personalities : [raid0] [raid1] [raid10] [raid6] [raid5] [raid4]
md125 : active raid1 sda3[0]
11714034624 blocks super 1.2 [1/1] [U]

md126 : active raid0 sdc3[0] sdd3[1]
19523172224 blocks super 1.2 64k chunks

md127 : active raid1 sdb3[0]
9761586112 blocks super 1.2 [1/1] [U]


This says three volumes

  • md125 just disk 1 (RAID-1 not degraded, so jbod) 
  • md127 just disk 2 (RAID-1 not degraded, so jbod)
  • md126 disks 3 and 4 (RAID-0)

Is that what you want?

 

Message 62 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

Yes, but why were I getting errors creating JOBD on Disk 1 and 2?

I was concerned it was showing RAID1 but if it is meant to be there then that's ok

Message 63 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@claynz wrote:

Yes, but why were I getting errors creating JOBD on Disk 1 and 2?

 


No idea, as we didn't see exactly what the errors were.

 


@claynz wrote:

 

I was concerned it was showing RAID1 but if it is meant to be there then that's ok


I think it should be saying JBOD in the web ui, but mdstat looks ok.

Message 64 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

Ok thanks, FYI imagenas.jpg

Message 65 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS

OK, so it is showing JBOD.

Message 66 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

Can this NAS combine 3 x 10TB drives into one 30TB volume?

Message 67 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@claynz wrote:

Can this NAS combine 3 x 10TB drives into one 30TB volume?


Yes, you can combine them using RAID-0.  No redundancy, so everything will be lost when a single disk fails.  So RAID-0 is rather fragile.

 

I prefer JBOD, putting some shares on each volume.  You do need to make sure you have adequate free space on each volume - though I haven't found that to be difficult when using larger disks.

 

 

Message 68 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

I could do but I have a TV Show folder growing all the time, I suppose I could go back to A-Z filing or Ended/Current shows.

Message 69 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@claynz wrote:

I could do but I have a TV Show folder growing all the time, I suppose I could go back to A-Z filing or Ended/Current shows.


This might depend on how you watch them.  If you use something like Plex, then you can combine multiple shares into a single Plex library.

 

You can do what you want, as long as you are ok with restoring 30 TB of data when a disk needs to be replaced.

 

If you want one volume, then one alternative is to get big enough drives now to use XRAID with redundancy, so you can expand more easily in the future.  

Message 70 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

lol, it took 2 days to transfer 16TB to the NAS after creating a 20TB RAID0 

Yes I do use Plex, I could throw 4x20TB drives in it and do X-RAID, so that's 60TB of space with 20TB redundancy? 1 drive fails you are ok but 2 you have lost everything?

I thought of streaming Plex from the NAS but don't like the idea of the NAS running 24/7 

Message 71 of 73
StephenB
Guru

Re: Hard Drive Upgrade RN314 NAS


@claynz wrote:

I could throw 4x20TB drives in it and do X-RAID, so that's 60TB of space with 20TB redundancy? 1 drive fails you are ok but 2 you have lost everything?

 


Correct.  And later on, you'd need to upgrade two drives to a larger size to increase capacity.  Then upgrade the others (one at a time).   If you always are adding drives that are at least as big as the largest you already have in the NAS, the volume size is computed by summing the drives and subtracting the largest.  So if later on you had 2x30TB+2x20TB, you'd have 70 TB.  3x30TB+1x20TB would raise that to 80TB.

 

RAID redundancy is a good thing, but as I think you already know, you still need backup to protect against data loss.

Message 72 of 73
claynz
Aspirant

Re: Hard Drive Upgrade RN314 NAS

That's why I have the mirror copy of data on my computer as I do on my NAS.no need for redundancy

I am starting to download in 480p now quality is good and file size smaller.

 

 

Message 73 of 73
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