Installing and using KDB / Kx

Installation

[root@deploy-ext kdb]# unzip l64.zip
Archive:  l64.zip
  inflating: l64/q                   
  inflating: q.k 

Copy over the license

[root@deploy-ext q]# pwd
/root/q
[root@deploy-ext q]# tree
.
├── kc.lic
├── l64
│   └── q
├── l64.zip
└── q.k

1 directory, 4 files

License was only for 16 cores - so we need to use numa to run

[root@deploy-ext kdb]# l64/q 
KDB+ 4.0 2021.04.26 Copyright (C) 1993-2021 Kx Systems
l64/ 40(16)core 128545MB root deploy-ext.dt.internal 192.168.10.1   david@petagene.com KOD #4176253

'licence error: cores

Using affinity to run Kx

[root@deploy-ext q]# taskset -c 0,1 l64/q 
KDB+ 4.0 2021.04.26 Copyright (C) 1993-2021 Kx Systems
l64/ 2(16)core 128545MB root deploy-ext.dt.internal 192.168.10.1 EXPIRE 2022.05.17 david@petagene.com KOD #4176253

q)