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58398cbd03
mirror_zfs/module/os/freebsd/spl
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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
..
acl_common.c acl: use uintptr_t for ace walker cookies 2022-11-03 09:51:34 -07:00
callb.c Cleanup: Use NULL when doing NULL pointer comparisons 2023-01-12 16:00:37 -08:00
list.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
spl_acl.c Remove bcopy(), bzero(), bcmp() 2022-03-15 15:13:42 -07:00
spl_atomic.c Update FreeBSD SPL atomics 2020-05-04 15:07:04 -07:00
spl_cmn_err.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
spl_dtrace.c Refactor ccompile.h to not include system headers 2020-07-25 20:09:50 -07:00
spl_kmem.c Enable -Wwrite-strings 2022-06-29 14:08:54 -07:00
spl_kstat.c FreeBSD: Optimize large kstat outputs 2023-11-07 11:35:40 -08:00
spl_misc.c Reduce false positives from Static Analyzers 2022-09-30 15:30:12 -07:00
spl_policy.c Share zfs_fsync, zfs_read, zfs_write, et al between Linux and FreeBSD 2020-10-21 14:08:06 -07:00
spl_procfs_list.c FreeBSD: Add support for procfs_list 2020-09-23 16:43:51 -07:00
spl_string.c Introduce kmem_scnprintf() 2022-10-29 13:05:11 -07:00
spl_sunddi.c Remove hw_serial, ddi_strtoul() 2022-05-13 10:15:31 -07:00
spl_sysevent.c nvpair: Constify string functions 2023-03-14 15:25:50 -07:00
spl_taskq.c Improve ZFS objset sync parallelism 2023-11-06 10:38:42 -08:00
spl_uio.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
spl_vfs.c Allow mounting snapshots in .zfs/snapshot as a regular user 2022-11-03 11:53:24 -07:00
spl_vm.c Changes to make openzfs build within FreeBSD buildworld 2020-07-31 21:30:31 -07:00
spl_zlib.c Remove bcopy(), bzero(), bcmp() 2022-03-15 15:13:42 -07:00
spl_zone.c Remove bcopy(), bzero(), bcmp() 2022-03-15 15:13:42 -07:00