1 What: /kvd/ 1 What: /kvd/
2 Date: 08-Jan-2018 2 Date: 08-Jan-2018
3 KernelVersion: v4.16 3 KernelVersion: v4.16
4 Contact: mlxsw@mellanox.com 4 Contact: mlxsw@mellanox.com
5 Description: The main database in the Spect 5 Description: The main database in the Spectrum device is a centralized
6 KVD database used for many of 6 KVD database used for many of the tables used to configure
7 the chip including L2 FDB, L3 7 the chip including L2 FDB, L3 LPM, ECMP and more. The KVD
8 is divided into two sections, 8 is divided into two sections, the first is hash-based table
9 and the second is a linear acc 9 and the second is a linear access table. The division
10 between the linear and hash-ba 10 between the linear and hash-based sections is static and
11 require reload before the chan 11 require reload before the changes take effect.
12 12
13 What: /kvd/linear 13 What: /kvd/linear
14 Date: 08-Jan-2018 14 Date: 08-Jan-2018
15 KernelVersion: v4.16 15 KernelVersion: v4.16
16 Contact: mlxsw@mellanox.com 16 Contact: mlxsw@mellanox.com
17 Description: The linear section of the KVD 17 Description: The linear section of the KVD is managed by software as a
18 flat memory accessed using an 18 flat memory accessed using an index.
19 19
20 What: /kvd/hash_single 20 What: /kvd/hash_single
21 Date: 08-Jan-2018 21 Date: 08-Jan-2018
22 KernelVersion: v4.16 22 KernelVersion: v4.16
23 Contact: mlxsw@mellanox.com 23 Contact: mlxsw@mellanox.com
24 Description: The hash based section of the 24 Description: The hash based section of the KVD is managed by the switch
25 device. Used in case the key s 25 device. Used in case the key size is smaller or equal to
26 64bit. 26 64bit.
27 27
28 What: /kvd/hash_double 28 What: /kvd/hash_double
29 Date: 08-Jan-2018 29 Date: 08-Jan-2018
30 KernelVersion: v4.16 30 KernelVersion: v4.16
31 Contact: mlxsw@mellanox.com 31 Contact: mlxsw@mellanox.com
32 Description: The hash based section of the 32 Description: The hash based section of the KVD is managed by the switch
33 device. Used in case the key i 33 device. Used in case the key is larger than 64 bit.
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