1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
#!/usr/bin/env python
# 4 IP groups, across 10 nodes, with each group on different
# interfaces/VLANs. 80 addresses in total but not evenly balanced, to
# help check some of the more extreme behaviour.
from ctdb_takeover import Cluster, Node, process_args
process_args()
addresses1 = ['192.168.1.%d' % n for n in range(1, 41)]
addresses2 = ['192.168.2.%d' % n for n in range(1, 21)]
addresses3 = ['192.168.3.%d' % n for n in range(1, 11)]
addresses4 = ['192.168.4.%d' % n for n in range(1, 11)]
# Try detecting imbalance with square root of number of nodes? Or
# just with a parameter indicating how unbalanced you're willing to
# accept...
c = Cluster()
for i in range(10):
c.add_node(Node([addresses1, addresses2, addresses3, addresses4]))
c.recover()
c.random_iterations()
|
