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PRIMECLUSTER  Installation and Administration Guide4.2

A.5.4 Using GLS

The table below shows values for the kernel parameters required for when Global Link Services (GLS) is used.

Solaris 9

Kernel parameter

Characteristics

Recommended value/minimum value

Comments (parameter description)

shmsys:shminfo_shmmax

Addition

5120 or greater

Maximum size of a shared memory segment

shmsys:shminfo_shmmni

Addition

2 or greater

Maximum number of shared memory segments

semsys:seminfo_semmni

Addition

1 or greater

Maximum number of semaphore identifiers

semsys:seminfo_semmns

Addition

1 or greater

Maximum number of semaphores in the system

Solaris 10

Kernel parameter

Characteristics

Recommended value/minimum value

Comments (parameter description)

project.max-shm-memory

Addition

5120 or greater

Total bytes of shared memory

project.max-shm-ids

Addition

2 or greater

Total number of shared memory identifiers

project.max-sem-ids

Addition

1 or greater

Total number of semaphore identifiers

The system default values are necessary for the other kernel parameters.

The values shown above are necessary regardless of whether the GLS environment is set up.