Folks, does anyone know why trim does not show as enabled for drbd? The physical drives support it. The raid array supports it. I can trim non-drbd volumes just fine. But the drbd devices show trim as not supported.
# lsblk -D NAME DISC-ALN DISC-GRAN DISC-MAX DISC-ZERO sda 0 512B 4G 1 ├─sda1 0 512B 4G 1 │ └─md0 0 128K 256M 0 ├─sda2 0 512B 4G 1 │ └─md1 0 128K 256M 0 ├─sda3 0 512B 4G 1 ├─sda4 0 512B 4G 1 ├─sda5 0 512B 4G 1 │ └─md2 0 128K 256M 0 │ └─drbd0 0 0B 0B 0 <-- Note: DISC-GRAN and DISC-MAX should be non-zero. I'm using drbd 9.0.1. -- Eric Robinson
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