Fixing Bulk Executor Configurations

src/main/java/org/opengroup/osdu/azure/di/CosmosBulkExecutorConfiguration.java

 package org.opengroup.osdu.azure.di;
 
-import com.microsoft.azure.documentdb.internal.Utils;
 import lombok.Getter;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -18,8 +17,7 @@ public class CosmosBulkExecutorConfiguration {
      */
     @Bean
     public int documentClientMaxPoolSize() {
-        String prop = System.getProperty("DOCUMENT_CLIENT_MAX_POOL_SIZE");
-        return prop == null ? Utils.getConcurrencyFactor() * 100 : Integer.parseInt(prop);
+        return Integer.parseInt(System.getenv().getOrDefault("DOCUMENT_CLIENT_MAX_POOL_SIZE", "100"));
     }
 
     /**
@@ -27,6 +25,6 @@ public class CosmosBulkExecutorConfiguration {
      */
     @Bean
     public Integer bulkExecutorMaxRUs() {
-        return Integer.valueOf(System.getProperty("BULK_EXECUTOR_MAX_RUS", "4000"));
+        return Integer.parseInt(System.getenv().getOrDefault("BULK_EXECUTOR_MAX_RUS", "4000"));
     }
 }