I've migrated the customers&Orders from Magento 1.9.0.1 Version to Magento 2.2.6 Version so that I have implemented migration-tool. in in my config.xml, I have the following code
config.xml
<config xmlns:xs="http://www.w3.org/2001/XMLSchema-instance" xs:noNamespaceSchemaLocation="../../config.xsd">
<steps mode="settings">
</steps>
<steps mode="data">
<step title="Data Integrity Step">
<integrity>Migration\Step\DataIntegrity\Integrity</integrity>
</step>
<step title="Customer Attributes Step">
<integrity>Migration\Step\Customer\Integrity</integrity>
<data>Migration\Step\Customer\Data</data>
<volume>Migration\Step\Customer\Volume</volume>
</step>
<step title="Map Step">
<integrity>Migration\Step\Map\Integrity</integrity>
<data>Migration\Step\Map\Data</data>
<volume>Migration\Step\Map\Volume</volume>
</step>
<step title="OrderGrids Step">
<integrity>Migration\Step\OrderGrids\Integrity</integrity>
<data>Migration\Step\OrderGrids\Data</data>
<volume>Migration\Step\OrderGrids\Volume</volume>
</step>
<step title="SalesIncrement Step">
<integrity>Migration\Step\SalesIncrement\Integrity</integrity>
<data>Migration\Step\SalesIncrement\Data</data>
<volume>Migration\Step\SalesIncrement\Volume</volume>
</step>
</steps>
<steps mode="delta">
<step title="Customer Attributes Step">
<delta>Migration\Step\Customer\Delta</delta>
<volume>Migration\Step\Customer\Volume</volume>
</step>
<step title="Map Step">
<delta>Migration\Step\Map\Delta</delta>
<volume>Migration\Step\Map\Volume</volume>
</step>
<step title="OrderGrids Step">
<delta>Migration\Step\OrderGrids\Delta</delta>
<volume>Migration\Step\OrderGrids\Volume</volume>
</step>
<step title="SalesIncrement Step">
<delta>Migration\Step\SalesIncrement\Delta</delta>
<volume>Migration\Step\SalesIncrement\Volume</volume>
</step>
</steps>
<source>
<database host="localhost" name="m1901-php56" user="root" />
</source>
<destination>
<database host="localhost" name="magento226-migration2" user="root" />
</destination>
<options>
<map_file>etc/opensource-to-opensource/1.9.0.1/map.xml.dist</map_file>
<eav_map_file>etc/opensource-to-opensource/map-eav.xml.dist</eav_map_file>
<eav_document_groups_file>etc/opensource-to-opensource/eav-document-groups.xml.dist</eav_document_groups_file>
<eav_attribute_groups_file>etc/opensource-to-opensource/eav-attribute-groups.xml.dist</eav_attribute_groups_file>
<log_map_file>etc/opensource-to-opensource/map-log.xml.dist</log_map_file>
<log_document_groups_file>etc/opensource-to-opensource/log-document-groups.xml.dist</log_document_groups_file>
<settings_map_file>etc/opensource-to-opensource/settings.xml.dist</settings_map_file>
<customer_map_file>etc/opensource-to-opensource/map-customer.xml.dist</customer_map_file>
<customer_document_groups_file>etc/opensource-to-opensource/customer-document-groups.xml.dist</customer_document_groups_file>
<customer_attribute_groups_file>etc/opensource-to-opensource/customer-attribute-groups.xml.dist</customer_attribute_groups_file>
<delta_document_groups_file>etc/opensource-to-opensource/deltalog.xml.dist</delta_document_groups_file>
<order_grids_document_groups_file>etc/opensource-to-opensource/order-grids-document-groups.xml.dist</order_grids_document_groups_file>
<map_document_groups>etc/opensource-to-opensource/map-document-groups.xml.dist</map_document_groups>
<class_map>etc/opensource-to-opensource/class-map.xml.dist</class_map>
<tier_price_map_file>etc/opensource-to-opensource/map-tier-price.xml.dist</tier_price_map_file>
<stores_map_file>etc/opensource-to-opensource/map-stores.xml.dist</stores_map_file>
<!--
In case bulk_size=0 it will be auto-detected for every document.
-->
<bulk_size>0</bulk_size>
<!--
Set direct_document_copy = 1 for better performance.
NOTE: 'source' and 'destination' databases MUST be placed on the same MySQL instance
and 'destination' user MUST be granted with 'SELECT' permissions on 'source' database
-->
<direct_document_copy>0</direct_document_copy>
<source_prefix />
<dest_prefix />
<auto_resolve_urlrewrite_duplicates>0</auto_resolve_urlrewrite_duplicates>
<log_file>migration.log</log_file>
<progress_bar_format>%percent%% [%bar%] Remaining Time: %remaining%</progress_bar_format>
<upgrade_customer_password_hash>1</upgrade_customer_password_hash>
<edition_migrate>opensource-to-opensource</edition_migrate>
<edition_number>1.9.0.1</edition_number>
<init_statements_source>SET NAMES utf8;</init_statements_source>
<init_statements_destination>SET NAMES utf8;</init_statements_destination>
<crypt_key>5e93e93d3903732369e0bf5bddaa8d2e</crypt_key>
</options>
then I run the following command for migration
php bin/magento migrate:data -a vendor/magento/data-migration-tool/etc/opensource-to-opensource/1.9.0.1/config.xml
but while i check in customer_entity and sales_order table there is no records. Kindly share your idea and thoughts, thanks in advance for your support
for your further reference, Herewith I've updated the success screen