PRIMECLUSTER Clustering Base4.5A10 Installation Guide

2.1.5 Required memory

The following table shows the memory required when this software is operated in the following environment:

No.	Memory (in MB)	Operation
1	231.4	A cluster system is operated under the following conditions: One cluster application is registered in a cluster system. Note that 19.6 MB is required for each additional cluster application. Web-Based Admin View is operated in two-tier model. In addition to the aforementioned user memory, 2.0 MB of kernel memory will be allocated per CPU by vmalloc.
2	Required memory for resources	Estimate the memory requirement according to the resources to be registered in the cluster application. For details, see "2.1.5.1 Required memory for resources"

2.1.5.1 Required memory for resources

2.1.5.1.1 Red Hat Enterprise Linux 6 (for Intel64)

No.	Resources	Memory
1	Cmdline resources	25 MB x ((number of resources + 1) / 2 (*))
2	Fsystem resources	25 MB x (number of resources / 5 (*))
3	RemoteFileSystems resources	25 MB x (number of resources / 3 (*))
4	Takeover network resources	27 MB x (number of resources / 10 (*))
5	Procedure resources	39 MB x number of resources

(*) Round up

2.1.5.1.2 Red Hat Enterprise Linux 7 (for Intel64)

No.	Resources	Memory
1	Cmdline resources	22 MB x ((number of resources + 1) / 2 (*))
2	Fsystem resources	22 MB x (number of resources / 5 (*))
3	RemoteFileSystems resources	22 MB x (number of resources / 3 (*))
4	Takeover network resources	24 MB x (number of resources / 10 (*))
5	Procedure resources	34 MB x number of resources

(*) Round up