DSM-G600, DNS-3xx and NSA-220 Hack Forum

Unfortunately no one can be told what fun_plug is - you have to see it for yourself.

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#1 2007-04-24 05:46:48

peachfuzz163
Member
Registered: 2007-01-13
Posts: 23

LED Failure????

So I went into the closet to look at my DNS-323 and only ONE HD LED was lit!!!
Went to the web page and the status said RAID1 sync complete.  Thought HUH????
Powered off the DNS, pulled the un-lit disk and powered up.  Got a disk failed e-mail.
Put the disk back in.  Checked the status page again RAID1 sync complete.
Shutdown again.  I telneted in and looked at dmsg.  Both disks (sda, sdb) showed
up in dmsg.   So, do I REALLY have RAID1 (and a bad LED) or do I not have RAID1????

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#2 2007-04-24 08:49:15

mig
Member
From: Seattle, WA
Registered: 2006-12-21
Posts: 532

Re: LED Failure????

I think Fonz has some code that can exercise the LEDs on the DNS-323.  I remember reading something about it at http://dns323.kood.org/forum/p2469-2007 … html#p2469


DNS-323 • 2x Seagate Barracuda ES 7200.10 ST3250620NS 250GB SATAII (3.0Gb/s) 7200RPM 16MB • RAID1 • FW1.03 • ext2 
Fonz's v0.3 fun_plug http://www.inreto.de/dns323/fun-plug

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#3 2007-04-24 14:40:36

peachfuzz163
Member
Registered: 2007-01-13
Posts: 23

Re: LED Failure????

I looked at the thread.  Tried the echo but it did not seem to work.  Part of the string came back to the terminal.  Could this have been a firmware version
specific thing???  Based on the thread it did not seem like it would be.  BUT it is interesting that ttyS1 has not been accessed.

crw-r--r--    1 root     root       4,  65 Dec 27  2005 ttyS1
crw-r--r--    1 root     root       4,   3 Dec 27  2005 tty3
crw-r--r--    1 root     root       4,   2 Dec 27  2005 tty2
crw-r--r--    1 root     root       4,   1 Dec 27  2005 tty1
crw-r--r--    1 root     root       4,   0 Dec 27  2005 tty0
crw-r--r--    1 root     root       5,   0 Dec 27  2005 tty
crw-r--r--    1 root     root       4,  64 Apr 23 21:35 ttyS0

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#4 2007-04-24 15:24:52

fonz
Member / Developer
From: Berlin
Registered: 2007-02-06
Posts: 1716
Website

Re: LED Failure????

peachfuzz163 wrote:

I looked at the thread.  Tried the echo but it did not seem to work.

You missed the relevant part. Writing to the serial device is how it works on the 600 thingy. It's an ioctl on the DNS-323. I have a program than can control _some_ of the leds (it cannot control the blue drive leds yet). But my server is currently down, so you can't downoad it now, sorry.

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#5 2007-04-25 01:15:42

peachfuzz163
Member
Registered: 2007-01-13
Posts: 23

Re: LED Failure????

My mistake.  Should have looked more closely at the forum it was posted in.  It was 0630 this morning when I read it.....

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#6 2007-04-26 01:42:13

peachfuzz163
Member
Registered: 2007-01-13
Posts: 23

Re: LED Failure????

Has anyone tried swapping the left and right disks of a RAID1 system?  Does the mirror stay intact??  I was thinking about this as a
way to troubleshoot the LED problem.

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#7 2007-05-09 05:34:15

peachfuzz163
Member
Registered: 2007-01-13
Posts: 23

Re: LED Failure????

Well, I tried swapping the disks to see if the failed LED followed the disk.  It did not and the DNS web page had nothing other than a statement that the disks were swapped and to turn it off and swap them back.  SO, if you wanted to know what happened when you swapped the disks in a RAID 1 array, now you know.

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