mirror_zfs

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Chunwei Chen 5945676bcc ZFS send should use spill block prefetched from send_reader_thread

Currently, even though send_reader_thread prefetches spill block,
do_dump() will not use it and issues its own blocking arc_read. This
causes significant performance degradation when sending datasets with
lots of spill blocks.

For unmodified spill blocks, we also create send_range struct for them
in send_reader_thread and issue prefetches for them. We piggyback them
on the dnode send_range instead of enqueueing them so we don't break
send_range_after check.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Chunwei Chen <david.chen@nutanix.com>
Co-authored-by: david.chen <david.chen@nutanix.com>
Closes #16701

2024-11-06 11:52:01 -08:00

avl

Suppress Clang Static Analyzer false positive in the AVL tree code.

2023-03-08 13:51:21 -08:00

icp

icp: remove redundant FreeBSD check

2024-05-31 15:13:59 -07:00

lua

lua: add flex array field to TString type

2024-09-30 10:30:03 -07:00

nvpair

xdr: header cleanup