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### How much RAM do I need
- on SSD: 16Gb RAM sync takes 5 days, 32Gb - 4 days, 64Gb - 3 days
- on NVMe: 16Gb RAM sync takes 4 days, 32Gb - 4 days, 64Gb - 3 days
- File systems: Ext4 50% faster than ZFS. ZFS 50% faster than BTRfs. ZFS 50% faster than "zfs compression=on"
- Baseline (ext4 SSD): 16Gb RAM sync takes 5 days, 32Gb - 4 days, 64Gb - 3 days
- +1 day on "zfs compression=off". +2 days on "zfs compression=on" (2x compression ratio). +3 days on btrfs.
- -1 day on NVMe
Detailed explanation: [./docs/programmers_guide/db_faq.md](./docs/programmers_guide/db_faq.md)