fix to handle user only sending in a proc count instead of a node count on bluegene

src/plugins/select/bluegene/plugin/bg_block_info.c

@@ -191,7 +191,11 @@ extern int block_ready(struct job_record *job_ptr)
 			else
 				rc = READY_JOB_ERROR;	/* try again */
 		} else {
-			error("block_ready: block %s not in bg_lists->main.",
+			/* This means the block has been removed and
+			   is no longer valid.  This could happen
+			   often during an epilog on a busy system.
+			*/
+			debug2("block_ready: block %s not in bg_lists->main.",
 			      block_id);
 			rc = READY_JOB_FATAL;	/* fatal error */
 		}

src/plugins/select/bluegene/plugin/select_bluegene.c

@@ -1123,6 +1123,7 @@ extern int select_p_alter_node_cnt(enum select_node_cnt type, void *data)
 	
 		if(job_desc->min_nodes == (uint32_t) NO_VAL)
 			return SLURM_SUCCESS;
+
 		get_select_jobinfo(job_desc->select_jobinfo,
 				     SELECT_JOBDATA_GEOMETRY, &req_geometry);
 
@@ -1135,7 +1136,14 @@ extern int select_p_alter_node_cnt(enum select_node_cnt type, void *data)
 			job_desc->min_nodes *= bg_conf->bp_node_cnt;
 			job_desc->max_nodes = job_desc->min_nodes;
 		}
-		
+
+		/* make sure if the user only specified num_procs to
+		   set min_nodes correctly
+		*/
+		if(job_desc->num_procs > job_desc->min_nodes)
+			job_desc->min_nodes = 
+				job_desc->num_procs / bg_conf->proc_ratio;
+
 		/* initialize num_procs to the min_nodes */
 		job_desc->num_procs = job_desc->min_nodes * bg_conf->proc_ratio;