View on GitHub WalB Block-level WAL for Efficient Backup and Replication Download WalB driver as a tar.gz file Download WalB tools as a tar...
WalB is a Linux kernel module and its related userland tools for incremental backup and asynchronous replication of storage devices...
Throughput: almost the same as that of the underlying devices, when the log and data devices are independent physically and the bandwidth of HBA is enough (2x + alpha).