zfs/module/os/freebsd
Alexander Motin 58398cbd03
FreeBSD: Optimize large kstat outputs
- Use sbuf_new_for_sysctl() to reduce double-buffering on sysctl
output.
- Use much faster sbuf_cat() instead of sbuf_printf("%s").

Together it reduces `sysctl kstat.zfs.misc.dbufs` time from minutes
to seconds, making dbufstat almost usable.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Alexander Motin <mav@FreeBSD.org>
Sponsored by: iXsystems, Inc.
Closes #15495
2023-11-07 11:35:40 -08:00
..
spl FreeBSD: Optimize large kstat outputs 2023-11-07 11:35:40 -08:00
zfs Update the kstat dataset_name when renaming a zvol 2023-11-07 11:34:50 -08:00