| /* |
| * 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 http://www.opensolaris.org/os/licensing. |
| * 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/aggsum.h> |
| #include <sys/dmu.h> |
| #include <sys/kstat.h> |
| |
| typedef struct dataset_aggsum_stats_t { |
| aggsum_t das_writes; |
| aggsum_t das_nwritten; |
| aggsum_t das_reads; |
| aggsum_t das_nread; |
| aggsum_t das_nunlinks; |
| aggsum_t das_nunlinked; |
| } dataset_aggsum_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_aggsum_stats_t dk_aggsums; |
| 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 */ |