to fig6 b and 6c fig6 b is a table illustrating an example of a dispersed storage ds unit assignment table such a table may be utilized by a processing module of a ds managing unit to assign ds units to the pillars of a vault to favorably impact the minimization of unavailable data objects based in part on configuration information as illustrated the ds unit assignment table 102 includes a configuration field 104 and an assignments field 106 the configuration field 104 may contain configuration information received from one or more of a user device a ds processing unit a storage integrity processing unit a ds managing unit and a ds unit the configuration information may include one or more of a site identifier id a list of site ids a ds unit id a list of ds unit ids a ds unit id to site id deployment list and operational parameters as illustrated the configuration field 104 includes a site id field 108 and a ds unit id field 110 in an example the configuration information that includes the deployment of ds units 1 16 to sites 1 4 is received from a ds managing unit input as illustrated the assignments field 106 of the ds unit assignment table 102 includes a pillar id field 112 and a dispersed storage network dsn address range 114 the pillar id field 112 may indicate a pillar id to ds unit.