Subject RE: [firebird-support] Firebird 2.5 classic performance issue on linux64
Author Leyne, Sean
> Sean: fb_lock_print seems to have some trouble:
> Unable to access lock table.
> operating system directive shmem_data->sh_mem_length_mapped is 0
> failed -Success
> This is what I am getting from fb_lock_print -d filename.db0

You need to specific the full/local path to the database and as well as the database filename.

You really want to look at the fb_lock_print numbers when the database/server is under load.