mirror_zfs/include/sys/dataset_kstats.h
Tino Reichardt 1d3ba0bf01
Replace dead opensolaris.org license link
The commit replaces all findings of the link:
http://www.opensolaris.org/os/licensing with this one:
https://opensource.org/licenses/CDDL-1.0

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Tino Reichardt <milky-zfs@mcmilk.de>
Closes #13619
2022-07-11 14:16:13 -07:00

76 lines
2.2 KiB
C

/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or https://opensource.org/licenses/CDDL-1.0.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2018 by Delphix. All rights reserved.
* Copyright (c) 2018 Datto Inc.
*/
#ifndef _SYS_DATASET_KSTATS_H
#define _SYS_DATASET_KSTATS_H
#include <sys/wmsum.h>
#include <sys/dmu.h>
#include <sys/kstat.h>
typedef struct dataset_sum_stats_t {
wmsum_t dss_writes;
wmsum_t dss_nwritten;
wmsum_t dss_reads;
wmsum_t dss_nread;
wmsum_t dss_nunlinks;
wmsum_t dss_nunlinked;
} dataset_sum_stats_t;
typedef struct dataset_kstat_values {
kstat_named_t dkv_ds_name;
kstat_named_t dkv_writes;
kstat_named_t dkv_nwritten;
kstat_named_t dkv_reads;
kstat_named_t dkv_nread;
/*
* nunlinks is initialized to the unlinked set size on mount and
* is incremented whenever a new entry is added to the unlinked set
*/
kstat_named_t dkv_nunlinks;
/*
* nunlinked is initialized to zero on mount and is incremented when an
* entry is removed from the unlinked set
*/
kstat_named_t dkv_nunlinked;
} dataset_kstat_values_t;
typedef struct dataset_kstats {
dataset_sum_stats_t dk_sums;
kstat_t *dk_kstats;
} dataset_kstats_t;
void dataset_kstats_create(dataset_kstats_t *, objset_t *);
void dataset_kstats_destroy(dataset_kstats_t *);
void dataset_kstats_update_write_kstats(dataset_kstats_t *, int64_t);
void dataset_kstats_update_read_kstats(dataset_kstats_t *, int64_t);
void dataset_kstats_update_nunlinks_kstat(dataset_kstats_t *, int64_t);
void dataset_kstats_update_nunlinked_kstat(dataset_kstats_t *, int64_t);
#endif /* _SYS_DATASET_KSTATS_H */