1 What: /sys/block/rnbd<N>/rnbd/unmap_
2 Date: Feb 2020
3 KernelVersion: 5.7
4 Contact: Jack Wang <jinpu.wang@cloud.ion
5 Description: To unmap a volume, "normal" or
6 /sys/block/rnbd<N>/rnbd/unmap_
7
8 When "normal" is used, the ope
9 is using the device. When "fo
10 when device is in use. All I/
11
12 Example::
13
14 # echo "normal" > /sys/block
15
16 What: /sys/block/rnbd<N>/rnbd/state
17 Date: Feb 2020
18 KernelVersion: 5.7
19 Contact: Jack Wang <jinpu.wang@cloud.ion
20 Description: The file contains the current
21 returns "open" when the device
22 and accepting I/O requests. Wh
23 disconnected in case of an err
24 returns "closed" and all I/O r
25
26 What: /sys/block/rnbd<N>/rnbd/sessio
27 Date: Feb 2020
28 KernelVersion: 5.7
29 Contact: Jack Wang <jinpu.wang@cloud.ion
30 Description: RNBD uses RTRS session to tran
31 server. The entry "session" c
32 was used to establish the RTRS
33 was passed as server parameter
34
35 What: /sys/block/rnbd<N>/rnbd/mappin
36 Date: Feb 2020
37 KernelVersion: 5.7
38 Contact: Jack Wang <jinpu.wang@cloud.ion
39 Description: Contains the path that was pas
40 operation.
41
42 What: /sys/block/rnbd<N>/rnbd/access
43 Date: Feb 2020
44 KernelVersion: 5.7
45 Contact: Jack Wang <jinpu.wang@cloud.ion
46 Description: Contains the device access mod
47
48 What: /sys/block/rnbd<N>/rnbd/resize
49 Date: Feb 2020
50 KernelVersion: 5.7
51 Contact: Jack Wang <jinpu.wang@cloud.ion
52 Description: Write the number of sectors to
53
54 What: /sys/block/rnbd<N>/rnbd/remap_
55 Date: Feb 2020
56 KernelVersion: 5.7
57 Contact: Jack Wang <jinpu.wang@cloud.ion
58 Description: Remap the disconnected device
59
60 What: /sys/block/rnbd<N>/rnbd/nr_pol
61 Date: Feb 2020
62 KernelVersion: 5.7
63 Contact: Jack Wang <jinpu.wang@cloud.ion
64 Description: Contains the number of poll-mo
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