clearcase - Maximum numbers of users in CLEARCASE_PRIMARY_GROUP? -

is there limit add users in clearcase_primary_group?

in unix/linux, can add 32.
there limit on in windows clearcase?

according ibm article:

clearcase enforce limitation on number of clearcase groups user may belong to.

the sunrpc protocol use can process maximum of 32 groups on windows , 16 groups on unix.
means users in windows environment can have maximum of 32 groups can use clearcase , 16 groups in unix environment or windows , unix interop environment.

by default, clearcase recognize first 32 groups of user's group list displayed output of creds utility on windows.
total of 32 groups includes windows primary group or clearcase_primary_group variable , next 31 groups either creds output or clearcase_groups variable.

the environment variables, clearcase_groups , clearcase_primary_group, can resolve or alleviate of issues may arise due limitation.