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Forum Discussion
liouk
Jan 20, 2020Aspirant
Disk in channel 1 (Internal) changed state from ONLINE to FAILED (RN202, 2x WD Red 3TB, OS 6.10.2)
Greetings, For some time now I have been getting the error mentioned in the subject, and I am trying to find out whether the failing disk needs replacing or if there's anything I can do to fix th...
- Jan 27, 2020
liouk wrote:
Here's my disk_info.log as well:
Device: sda Controller: 0 Channel: 0 Model: WDC_WD30EFRX-68EUZN0 Serial: WD-WCC4N1XHR82L Firmware: 82.00A82 Class: SATA Sectors: 5860533168 Pool: data PoolType: RAID 1 PoolState: 3 PoolHostId: 1165483a Health data ATA Error Count: 0
This is all you see for disk 1? My guess is yes, as that is consistent with what you posted before.
Reformatting a line from the earlier pdf:
time model serial realloc_sect realloc_evnt spin_retry_cnt ioedc cmd_timeouts pending_sect uncorrectable_err ata_errors ------------------- -------------------- -------------------- ------------ ------------ -------------- ---------- ------------ ------------ ----------------- ---------- 2020-01-20 23:39:10 WDC WD30EFRX-68EUZN0 WD-WCC4N1XHR82L 41 7 0 -1 -1 0 0 0
You can see there were 41 reallocated sectors reported on the 20th, and that count was increasing regularly for some months.
I believe that disk 1 has failed. If you can connect it to a Windows PC (either with a USB adapter/dock or with SATA), you can test it with WD's Lifeguard program. FWIW, I'd replace it even if it passes Lifeguard.
If you installed it at the same time as disk 2, it likely is still covered by the manufacturer's warranty (The power-on hours suggests it's been installed for about 18 months, and the warranty is three years. Though if the NAS is powered down a lot, the disks could be a lot older). If it is covered, you can get an RMA, but the replacement disk will be recertified (not new). Personally I generally purchase a new disk, and keep the replacement disk as an emergency spare.
liouk
Jan 27, 2020Aspirant
StephenB thanks for the reply!
Here's my disk_info.log as well:
Device: sda Controller: 0 Channel: 0 Model: WDC_WD30EFRX-68EUZN0 Serial: WD-WCC4N1XHR82L Firmware: 82.00A82 Class: SATA Sectors: 5860533168 Pool: data PoolType: RAID 1 PoolState: 3 PoolHostId: 1165483a Health data ATA Error Count: 0 Device: sdb Controller: 0 Channel: 1 Model: WDC WD30EFRX-68EUZN0 Serial: WD-WCC4N1NA90XX Firmware: 82.00A82W Class: SATA RPM: 5400 Sectors: 5860533168 Pool: data PoolType: RAID 1 PoolState: 3 PoolHostId: 1165483a Health data ATA Error Count: 0 Reallocated Sectors: 0 Reallocation Events: 0 Spin Retry Count: 0 Current Pending Sector Count: 0 Uncorrectable Sector Count: 0 Temperature: 31 Start/Stop Count: 329 Power-On Hours: 13446 Power Cycle Count: 329 Load Cycle Count: 328
I understand the risks when using RAID and backups -- I actually use the NAS to back up data I already have on other devices, plus to store data that I do not mind losing, but don't want to permanently store on my primary PC. Thanks for the insights though! I'm now considering backing up my NAS once more, so that I end up with three copies as well.
StephenB
Jan 27, 2020Guru - Experienced User
liouk wrote:
Here's my disk_info.log as well:
Device: sda Controller: 0 Channel: 0 Model: WDC_WD30EFRX-68EUZN0 Serial: WD-WCC4N1XHR82L Firmware: 82.00A82 Class: SATA Sectors: 5860533168 Pool: data PoolType: RAID 1 PoolState: 3 PoolHostId: 1165483a Health data ATA Error Count: 0
This is all you see for disk 1? My guess is yes, as that is consistent with what you posted before.
Reformatting a line from the earlier pdf:
time model serial realloc_sect realloc_evnt spin_retry_cnt ioedc cmd_timeouts pending_sect uncorrectable_err ata_errors ------------------- -------------------- -------------------- ------------ ------------ -------------- ---------- ------------ ------------ ----------------- ---------- 2020-01-20 23:39:10 WDC WD30EFRX-68EUZN0 WD-WCC4N1XHR82L 41 7 0 -1 -1 0 0 0
You can see there were 41 reallocated sectors reported on the 20th, and that count was increasing regularly for some months.
I believe that disk 1 has failed. If you can connect it to a Windows PC (either with a USB adapter/dock or with SATA), you can test it with WD's Lifeguard program. FWIW, I'd replace it even if it passes Lifeguard.
If you installed it at the same time as disk 2, it likely is still covered by the manufacturer's warranty (The power-on hours suggests it's been installed for about 18 months, and the warranty is three years. Though if the NAS is powered down a lot, the disks could be a lot older). If it is covered, you can get an RMA, but the replacement disk will be recertified (not new). Personally I generally purchase a new disk, and keep the replacement disk as an emergency spare.
- lioukJan 27, 2020Aspirant
This is all you see for disk 1? My guess is yes, as that is consistent with what you posted before.
Yes indeed, this is all there is in the log for disk 1.
If you installed it at the same time as disk 2, it likely is still covered by the manufacturer's warranty (The power-on hours suggests it's been installed for about 18 months, and the warranty is three years. Though if the NAS is powered down a lot, the disks could be a lot older). If it is covered, you can get an RMA, but the replacement disk will be recertified (not new). Personally I generally purchase a new disk, and keep the replacement disk as an emergency spare.
It's actually much older than 18 months, 4+ years now -- but you're right, I'm powering it down frequently when it's not in use. Not sure if this is recommended, maybe this is an anti-pattern.
I've already purchased a new disk based on all your comments here -- if I get a chance I might run it through Lifeguard and see what happens.
- StephenBJan 27, 2020Guru - Experienced User
liouk wrote:
t's actually much older than 18 months, 4+ years now -- but you're right, I'm powering it down frequently when it's not in use. Not sure if this is recommended, maybe this is an anti-pattern.
My main NAS is on 24x7, but my backups are all on a power schedule - generally on for an hour or two each day.
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