The [[ https://phabricator.wikimedia.org/diffusion/OSTP/ | transferpy ]] is a package used for [[ https://wikitech.wikimedia.org/wiki/Transfer.py | database backup and recovery ]].
transferpy has showed one problem with `--checksum`, The problem is, the checksum is out of order and transferpy says: checksum does not match. An instance of that is given below:
About to transfer /srv/bigfile from transferpy-test-1.transferpy-test.eqiad1.wikimedia.cloud to ['transferpy-test-2.transferpy-test.eqiad1.wikimedia.cloud']:['/srv'] (1536000004233 bytes)
ERROR: Original checksum 90348fa5aec46249ec3ce3cb4ddd5bbb bigfile/creatorOneFile
ed0d61cd59f697533984adcfadd3bf3a bigfile/file500gb1
af9dc0785976c1adae326e07fc43bb4b bigfile/creator
94ee6bbb203593a7412e3eb01fb55eb7 bigfile/file500gb2
16e01fe9192dfd7a591524b7c6cca329 bigfile/file500gb3 on transferpy-test-1.transferpy-test.eqiad1.wikimedia.cloud is different than checksum af9dc0785976c1adae326e07fc43bb4b bigfile/creator
ed0d61cd59f697533984adcfadd3bf3a bigfile/file500gb1
90348fa5aec46249ec3ce3cb4ddd5bbb bigfile/creatorOneFile
16e01fe9192dfd7a591524b7c6cca329 bigfile/file500gb3
94ee6bbb203593a7412e3eb01fb55eb7 bigfile/file500gb2 on transferpy-test-2.transferpy-test.eqiad1.wikimedia.cloud