[ENG] Dmitry Fomichev (WD): Zoned Block Device ecosystem: no longer exotic / #LinuxPiter

Zoned Block Device ecosystem: no longer exotic I am planning this to be an overview talk about zoned block devices. Here is an outline - Enterprise HDD market vs. flash storage market SMR magnetic recording Zoned HDDs can help with big data explosion How to deal with zoned restrictions? ZBC/ZAC standards ZBD-specific device commands Linux kernel support for ZBD - I/O scheduler, filesystems, device mapper support, etc. Userspace tools for ZBD - tcmu-runner, libzbc, fio More recent ZBD standards: ZBC-2/ZAC-