view shows allocations
made from the server's main shared memory segment. This includes both
memory allocated by
itself and memory
allocated by extensions using the mechanisms detailed in
Note that this view does not include memory allocated using the dynamic shared memory infrastructure.
The name of the shared memory allocation. NULL for unused memory
The offset at which the allocation starts. NULL for anonymous allocations, since details related to them are not known.
Size of the allocation
Size of the allocation including padding. For anonymous
allocations, no information about padding is available, so the
Anonymous allocations are allocations that have been made
directly, rather than via
By default, the
view can be
read only by superusers or roles with privileges of the