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chf's avatar
chf
Aspirant
Oct 06, 2013

Another case of a full OS partition

Hi,

After being a happy customer of a ReadyNAS Ultra 6 for 2 years now, I decided to buy another ReadyNAS, so I could use one as backup-target of the other.
I bought a ReadyNAS PRO 6 as these are great value now.
The definitive setup is to use the PRO as main device, with the Ultra 6 as backup target.
To get to this final state, I first needed to get the data from the Ultra 6 to the Pro 6, and for that I setup an RSYNC backup job on the Ultra 6 with the Pro 6 as backup target.
So far so good... Because the backup log gets truncated, I tried to download all logs in zip-format to see how the progress was going. What a mistake to make....!

Shortly after I tried to download these logs from the Ultra 6 device, things got worse and worse:
- no backups tasks visible anymore
- no network services available, except for https
- via FrontView, no changes can be saved anymore
- FrontView says there are no logs
- FrontView not accessible anymore now
- ...

I see similar symptoms on this support forum:
- viewtopic.php?f=7&t=72945
- viewtopic.php?f=20&t=71996

It seems the only way to sort this out it to have someone from tech support connecting to the device when it is in Tech Support mode.

I have already filed an online support ticket (no.22033366) and set the device into Tech Support mode.

Let's hope that this can be fixed without losing my data.It would be very ironic that I would lose my data because of an activity that would have it safeguarded...

Anyway... I read that the OS Re-install option does not fix the issue, but couldn't that feature be made more "intelligent" by also removing some files that might be filling the OS partition? (like a system log zip-file?)
There is no way for an end-user to know this is about to happen and therefore one cannot prevent it.
I also read that the ReadyDLNA database can fill the OS partition, rendering the device in a similar unuseable state.

These things seems like a major design flaw, and I hope that they can be sorted out in a future firmware.
I don't like this sword of damocles hanging above my head, especially not when the online-support warranty period would have expired.

Cheers,
Charles

2 Replies

Replies have been turned off for this discussion
  • What is it with OS partitions on ReadyNAS devices? I'm having the same problem on my ReadyNAS Ultra 2 today. :x
    I've also submitted a ticket and hope it will be fixed quickly. I just wanted to report this here, since I'd like to understand what causes this issue and why it has not been fixed even despite it occurring so frequently.
    Cheers,
    Christoph
  • StephenB's avatar
    StephenB
    Guru - Experienced User
    chaug wrote:
    What is it with OS partitions on ReadyNAS devices? I'm having the same problem on my ReadyNAS Ultra 2 today. :x
    I've also submitted a ticket and hope it will be fixed quickly. I just wanted to report this here, since I'd like to understand what causes this issue and why it has not been fixed even despite it occurring so frequently.
    Cheers,
    Christoph
    The OS partition is relatively small (2 GB-4 GB depending on the platform). Over time the log files can cause it to fill. Periodically deleting the system and backup logs therefore will help.

    However, sometimes an error condition can rapidly generate very large log files. Also, some add-ons (for instance ReadyDLNA) use space on the OS partition.

    Therefore the only way to prevent the OS partition from ever filling would be to make it impossible for any applications to write to the OS partition. I don't see that ever happening. Though it would be helpful if Frontview would report on the free space on the OS partition and send email alerts when it starts filling. That would give users a chance to address it before the ReadyNAS locks up.

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