zpool create pool1 sdbzfs create -o recordsize=4k pool1/sharezfs set atime=off pool1/sharezfs set primarycache=metadata pool1/sharezfs set dedup=on pool1/sharezfs set snapdir=visible pool1/share
blk_update_request: critical target error
zpool create -o ashift=12 pool1 sdbzfs create -o recordsize=128k pool1/share
options zfs zfs_arc_min=4294967296options zfs zfs_arc_max=25769803776options zfs zfs_arc_meta_limit=19327352832
task txg_sync blocked for more than 120 seconds.