# RE: Checkarray doesn't seem to do anything

- From: \<hidden\>
- Date: 2016-03-02 19:53:29 
- List: linux-raid
- Page: https://ratatoskr.run/linux-raid/2016/03/6631670
- Thread: https://ratatoskr.run/linux-raid/2016/03/6631670/t.md

```text
I, too, get idle on 4.2.0-30.

----
rodman@nas:/media/nas$ dd if=/sys/block/md0/md/sync_action bs=1 count=1
idle
1+0 records in
0+1 records out
5 bytes (5 B) copied, 7.9147e-05 s, 63.2 kB/s
-------

Regards,

Rodman Frowert

-------- Original Message --------
Subject: Re: Checkarray doesn't seem to do anything
From: Roman Mamedov <redacted>
Date: Wed, March 02, 2016 11:47 am
To: Piergiorgio Sartor <redacted>
Cc: <redacted>, <redacted>

On Wed, 2 Mar 2016 18:44:54 +0100
Piergiorgio Sartor [ref] wrote:

> Just tested:
> 
> dd if=/sys/block/md0/md/sync_action bs=1 count=1
> 
> On kernel 3.x I get "i", on kernel 4.x I get "idle"... :-)

I am getting 'i' on 4.4.1.

# dd if=/sys/block/md0/md/sync_action bs=1 count=1
i1+0 records in
1+0 records out
1 byte (1 B) copied, 0.000218199 s, 4.6 kB/s

-- 
With respect,
Roman
```