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vm_meter.c (108585) vm_meter.c (109097)
1/*
2 * Copyright (c) 1982, 1986, 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)vm_meter.c 8.4 (Berkeley) 1/4/94
1/*
2 * Copyright (c) 1982, 1986, 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)vm_meter.c 8.4 (Berkeley) 1/4/94
34 * $FreeBSD: head/sys/vm/vm_meter.c 108585 2003-01-03 05:52:02Z alc $
34 * $FreeBSD: head/sys/vm/vm_meter.c 109097 2003-01-11 07:29:47Z dillon $
35 */
36
37#include <sys/param.h>
38#include <sys/systm.h>
39#include <sys/kernel.h>
40#include <sys/lock.h>
41#include <sys/mutex.h>
42#include <sys/proc.h>
43#include <sys/resource.h>
44#include <sys/sx.h>
45#include <sys/vmmeter.h>
46#include <sys/smp.h>
47
48#include <vm/vm.h>
49#include <vm/vm_page.h>
50#include <vm/vm_extern.h>
51#include <vm/vm_param.h>
52#include <vm/pmap.h>
53#include <vm/vm_map.h>
54#include <vm/vm_object.h>
55#include <sys/sysctl.h>
56
57struct vmmeter cnt;
58
59int maxslp = MAXSLP;
60
61SYSCTL_UINT(_vm, VM_V_FREE_MIN, v_free_min,
62 CTLFLAG_RW, &cnt.v_free_min, 0, "");
63SYSCTL_UINT(_vm, VM_V_FREE_TARGET, v_free_target,
64 CTLFLAG_RW, &cnt.v_free_target, 0, "");
65SYSCTL_UINT(_vm, VM_V_FREE_RESERVED, v_free_reserved,
66 CTLFLAG_RW, &cnt.v_free_reserved, 0, "");
67SYSCTL_UINT(_vm, VM_V_INACTIVE_TARGET, v_inactive_target,
68 CTLFLAG_RW, &cnt.v_inactive_target, 0, "");
69SYSCTL_UINT(_vm, VM_V_CACHE_MIN, v_cache_min,
70 CTLFLAG_RW, &cnt.v_cache_min, 0, "");
71SYSCTL_UINT(_vm, VM_V_CACHE_MAX, v_cache_max,
72 CTLFLAG_RW, &cnt.v_cache_max, 0, "");
73SYSCTL_UINT(_vm, VM_V_PAGEOUT_FREE_MIN, v_pageout_free_min,
74 CTLFLAG_RW, &cnt.v_pageout_free_min, 0, "");
75SYSCTL_UINT(_vm, OID_AUTO, v_free_severe,
76 CTLFLAG_RW, &cnt.v_free_severe, 0, "");
77
78SYSCTL_STRUCT(_vm, VM_LOADAVG, loadavg, CTLFLAG_RD,
79 &averunnable, loadavg, "Machine loadaverage history");
80
81static int
82vmtotal(SYSCTL_HANDLER_ARGS)
83{
84/* XXXKSE almost completely broken */
85 struct proc *p;
86 struct vmtotal total, *totalp;
87 vm_map_entry_t entry;
88 vm_object_t object;
89 vm_map_t map;
90 int paging;
91 struct thread *td;
92
93 totalp = &total;
94 bzero(totalp, sizeof *totalp);
95 /*
96 * Mark all objects as inactive.
97 */
98 GIANT_REQUIRED;
99 mtx_lock(&vm_object_list_mtx);
100 TAILQ_FOREACH(object, &vm_object_list, object_list) {
101 vm_object_lock(object);
102 vm_object_clear_flag(object, OBJ_ACTIVE);
103 vm_object_unlock(object);
104 }
105 mtx_unlock(&vm_object_list_mtx);
106 /*
107 * Calculate process statistics.
108 */
109 sx_slock(&allproc_lock);
110 FOREACH_PROC_IN_SYSTEM(p) {
111 if (p->p_flag & P_SYSTEM)
112 continue;
113 mtx_lock_spin(&sched_lock);
114 switch (p->p_state) {
115 case PRS_NEW:
116 mtx_unlock_spin(&sched_lock);
117 continue;
118 break;
119 default:
120 FOREACH_THREAD_IN_PROC(p, td) {
121 /* Need new statistics XXX */
122 switch (td->td_state) {
123 case TDS_INHIBITED:
124 if (TD_ON_LOCK(td) ||
125 (td->td_inhibitors ==
126 TDI_SWAPPED)) {
127 totalp->t_sw++;
128 } else if (TD_IS_SLEEPING(td) ||
129 TD_AWAITING_INTR(td) ||
130 TD_IS_SUSPENDED(td)) {
131 if (td->td_priority <= PZERO)
132 totalp->t_dw++;
133 else
134 totalp->t_sl++;
135 }
136 break;
137
138 case TDS_CAN_RUN:
139 totalp->t_sw++;
140 break;
141 case TDS_RUNQ:
142 case TDS_RUNNING:
143 totalp->t_rq++;
144 continue;
145 default:
146 break;
147 }
148 }
149 }
150 mtx_unlock_spin(&sched_lock);
151 /*
152 * Note active objects.
153 */
154 paging = 0;
155 map = &p->p_vmspace->vm_map;
156 vm_map_lock_read(map);
157 for (entry = map->header.next;
158 entry != &map->header; entry = entry->next) {
159 if ((entry->eflags & MAP_ENTRY_IS_SUB_MAP) ||
160 (object = entry->object.vm_object) == NULL)
161 continue;
162 vm_object_lock(object);
163 vm_object_set_flag(object, OBJ_ACTIVE);
164 paging |= object->paging_in_progress;
165 vm_object_unlock(object);
166 }
167 vm_map_unlock_read(map);
168 if (paging)
169 totalp->t_pw++;
170 }
171 sx_sunlock(&allproc_lock);
172 /*
173 * Calculate object memory usage statistics.
174 */
175 mtx_lock(&vm_object_list_mtx);
176 TAILQ_FOREACH(object, &vm_object_list, object_list) {
177 vm_object_lock(object);
178 /*
179 * devices, like /dev/mem, will badly skew our totals
180 */
181 if (object->type == OBJT_DEVICE) {
182 vm_object_unlock(object);
183 continue;
184 }
185 totalp->t_vm += object->size;
186 totalp->t_rm += object->resident_page_count;
187 if (object->flags & OBJ_ACTIVE) {
188 totalp->t_avm += object->size;
189 totalp->t_arm += object->resident_page_count;
190 }
191 if (object->shadow_count > 1) {
192 /* shared object */
193 totalp->t_vmshr += object->size;
194 totalp->t_rmshr += object->resident_page_count;
195 if (object->flags & OBJ_ACTIVE) {
196 totalp->t_avmshr += object->size;
197 totalp->t_armshr += object->resident_page_count;
198 }
199 }
200 vm_object_unlock(object);
201 }
202 mtx_unlock(&vm_object_list_mtx);
203 totalp->t_free = cnt.v_free_count + cnt.v_cache_count;
204 return (sysctl_handle_opaque(oidp, totalp, sizeof total, req));
205}
206
207/*
208 * vcnt() - accumulate statistics from all cpus and the global cnt
209 * structure.
210 *
211 * The vmmeter structure is now per-cpu as well as global. Those
212 * statistics which can be kept on a per-cpu basis (to avoid cache
213 * stalls between cpus) can be moved to the per-cpu vmmeter. Remaining
214 * statistics, such as v_free_reserved, are left in the global
215 * structure.
216 *
217 * (sysctl_oid *oidp, void *arg1, int arg2, struct sysctl_req *req)
218 */
219static int
220vcnt(SYSCTL_HANDLER_ARGS)
221{
222 int error = 0;
223 int count = *(int *)arg1;
224#ifdef SMP
225 int i;
226 int offset = (char *)arg1 - (char *)&cnt;
227
228 for (i = 0; i < mp_ncpus; ++i) {
229 struct pcpu *pcpu = pcpu_find(i);
230 count += *(int *)((char *)&pcpu->pc_cnt + offset);
231 }
232#else
233 int offset = (char *)arg1 - (char *)&cnt;
234 count += *(int *)((char *)PCPU_PTR(cnt) + offset);
235#endif
236 error = SYSCTL_OUT(req, &count, sizeof(int));
237 return(error);
238}
239
35 */
36
37#include <sys/param.h>
38#include <sys/systm.h>
39#include <sys/kernel.h>
40#include <sys/lock.h>
41#include <sys/mutex.h>
42#include <sys/proc.h>
43#include <sys/resource.h>
44#include <sys/sx.h>
45#include <sys/vmmeter.h>
46#include <sys/smp.h>
47
48#include <vm/vm.h>
49#include <vm/vm_page.h>
50#include <vm/vm_extern.h>
51#include <vm/vm_param.h>
52#include <vm/pmap.h>
53#include <vm/vm_map.h>
54#include <vm/vm_object.h>
55#include <sys/sysctl.h>
56
57struct vmmeter cnt;
58
59int maxslp = MAXSLP;
60
61SYSCTL_UINT(_vm, VM_V_FREE_MIN, v_free_min,
62 CTLFLAG_RW, &cnt.v_free_min, 0, "");
63SYSCTL_UINT(_vm, VM_V_FREE_TARGET, v_free_target,
64 CTLFLAG_RW, &cnt.v_free_target, 0, "");
65SYSCTL_UINT(_vm, VM_V_FREE_RESERVED, v_free_reserved,
66 CTLFLAG_RW, &cnt.v_free_reserved, 0, "");
67SYSCTL_UINT(_vm, VM_V_INACTIVE_TARGET, v_inactive_target,
68 CTLFLAG_RW, &cnt.v_inactive_target, 0, "");
69SYSCTL_UINT(_vm, VM_V_CACHE_MIN, v_cache_min,
70 CTLFLAG_RW, &cnt.v_cache_min, 0, "");
71SYSCTL_UINT(_vm, VM_V_CACHE_MAX, v_cache_max,
72 CTLFLAG_RW, &cnt.v_cache_max, 0, "");
73SYSCTL_UINT(_vm, VM_V_PAGEOUT_FREE_MIN, v_pageout_free_min,
74 CTLFLAG_RW, &cnt.v_pageout_free_min, 0, "");
75SYSCTL_UINT(_vm, OID_AUTO, v_free_severe,
76 CTLFLAG_RW, &cnt.v_free_severe, 0, "");
77
78SYSCTL_STRUCT(_vm, VM_LOADAVG, loadavg, CTLFLAG_RD,
79 &averunnable, loadavg, "Machine loadaverage history");
80
81static int
82vmtotal(SYSCTL_HANDLER_ARGS)
83{
84/* XXXKSE almost completely broken */
85 struct proc *p;
86 struct vmtotal total, *totalp;
87 vm_map_entry_t entry;
88 vm_object_t object;
89 vm_map_t map;
90 int paging;
91 struct thread *td;
92
93 totalp = &total;
94 bzero(totalp, sizeof *totalp);
95 /*
96 * Mark all objects as inactive.
97 */
98 GIANT_REQUIRED;
99 mtx_lock(&vm_object_list_mtx);
100 TAILQ_FOREACH(object, &vm_object_list, object_list) {
101 vm_object_lock(object);
102 vm_object_clear_flag(object, OBJ_ACTIVE);
103 vm_object_unlock(object);
104 }
105 mtx_unlock(&vm_object_list_mtx);
106 /*
107 * Calculate process statistics.
108 */
109 sx_slock(&allproc_lock);
110 FOREACH_PROC_IN_SYSTEM(p) {
111 if (p->p_flag & P_SYSTEM)
112 continue;
113 mtx_lock_spin(&sched_lock);
114 switch (p->p_state) {
115 case PRS_NEW:
116 mtx_unlock_spin(&sched_lock);
117 continue;
118 break;
119 default:
120 FOREACH_THREAD_IN_PROC(p, td) {
121 /* Need new statistics XXX */
122 switch (td->td_state) {
123 case TDS_INHIBITED:
124 if (TD_ON_LOCK(td) ||
125 (td->td_inhibitors ==
126 TDI_SWAPPED)) {
127 totalp->t_sw++;
128 } else if (TD_IS_SLEEPING(td) ||
129 TD_AWAITING_INTR(td) ||
130 TD_IS_SUSPENDED(td)) {
131 if (td->td_priority <= PZERO)
132 totalp->t_dw++;
133 else
134 totalp->t_sl++;
135 }
136 break;
137
138 case TDS_CAN_RUN:
139 totalp->t_sw++;
140 break;
141 case TDS_RUNQ:
142 case TDS_RUNNING:
143 totalp->t_rq++;
144 continue;
145 default:
146 break;
147 }
148 }
149 }
150 mtx_unlock_spin(&sched_lock);
151 /*
152 * Note active objects.
153 */
154 paging = 0;
155 map = &p->p_vmspace->vm_map;
156 vm_map_lock_read(map);
157 for (entry = map->header.next;
158 entry != &map->header; entry = entry->next) {
159 if ((entry->eflags & MAP_ENTRY_IS_SUB_MAP) ||
160 (object = entry->object.vm_object) == NULL)
161 continue;
162 vm_object_lock(object);
163 vm_object_set_flag(object, OBJ_ACTIVE);
164 paging |= object->paging_in_progress;
165 vm_object_unlock(object);
166 }
167 vm_map_unlock_read(map);
168 if (paging)
169 totalp->t_pw++;
170 }
171 sx_sunlock(&allproc_lock);
172 /*
173 * Calculate object memory usage statistics.
174 */
175 mtx_lock(&vm_object_list_mtx);
176 TAILQ_FOREACH(object, &vm_object_list, object_list) {
177 vm_object_lock(object);
178 /*
179 * devices, like /dev/mem, will badly skew our totals
180 */
181 if (object->type == OBJT_DEVICE) {
182 vm_object_unlock(object);
183 continue;
184 }
185 totalp->t_vm += object->size;
186 totalp->t_rm += object->resident_page_count;
187 if (object->flags & OBJ_ACTIVE) {
188 totalp->t_avm += object->size;
189 totalp->t_arm += object->resident_page_count;
190 }
191 if (object->shadow_count > 1) {
192 /* shared object */
193 totalp->t_vmshr += object->size;
194 totalp->t_rmshr += object->resident_page_count;
195 if (object->flags & OBJ_ACTIVE) {
196 totalp->t_avmshr += object->size;
197 totalp->t_armshr += object->resident_page_count;
198 }
199 }
200 vm_object_unlock(object);
201 }
202 mtx_unlock(&vm_object_list_mtx);
203 totalp->t_free = cnt.v_free_count + cnt.v_cache_count;
204 return (sysctl_handle_opaque(oidp, totalp, sizeof total, req));
205}
206
207/*
208 * vcnt() - accumulate statistics from all cpus and the global cnt
209 * structure.
210 *
211 * The vmmeter structure is now per-cpu as well as global. Those
212 * statistics which can be kept on a per-cpu basis (to avoid cache
213 * stalls between cpus) can be moved to the per-cpu vmmeter. Remaining
214 * statistics, such as v_free_reserved, are left in the global
215 * structure.
216 *
217 * (sysctl_oid *oidp, void *arg1, int arg2, struct sysctl_req *req)
218 */
219static int
220vcnt(SYSCTL_HANDLER_ARGS)
221{
222 int error = 0;
223 int count = *(int *)arg1;
224#ifdef SMP
225 int i;
226 int offset = (char *)arg1 - (char *)&cnt;
227
228 for (i = 0; i < mp_ncpus; ++i) {
229 struct pcpu *pcpu = pcpu_find(i);
230 count += *(int *)((char *)&pcpu->pc_cnt + offset);
231 }
232#else
233 int offset = (char *)arg1 - (char *)&cnt;
234 count += *(int *)((char *)PCPU_PTR(cnt) + offset);
235#endif
236 error = SYSCTL_OUT(req, &count, sizeof(int));
237 return(error);
238}
239
240SYSCTL_PROC(_vm, VM_METER, vmmeter, CTLTYPE_OPAQUE|CTLFLAG_RD,
240SYSCTL_PROC(_vm, VM_TOTAL, vmtotal, CTLTYPE_OPAQUE|CTLFLAG_RD,
241 0, sizeof(struct vmtotal), vmtotal, "S,vmtotal",
242 "System virtual memory statistics");
243SYSCTL_NODE(_vm, OID_AUTO, stats, CTLFLAG_RW, 0, "VM meter stats");
244SYSCTL_NODE(_vm_stats, OID_AUTO, sys, CTLFLAG_RW, 0, "VM meter sys stats");
245SYSCTL_NODE(_vm_stats, OID_AUTO, vm, CTLFLAG_RW, 0, "VM meter vm stats");
246SYSCTL_NODE(_vm_stats, OID_AUTO, misc, CTLFLAG_RW, 0, "VM meter misc stats");
247
248SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_swtch, CTLTYPE_UINT|CTLFLAG_RD,
249 &cnt.v_swtch, 0, vcnt, "IU", "Context switches");
250SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_trap, CTLTYPE_UINT|CTLFLAG_RD,
251 &cnt.v_trap, 0, vcnt, "IU", "Traps");
252SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_syscall, CTLTYPE_UINT|CTLFLAG_RD,
253 &cnt.v_syscall, 0, vcnt, "IU", "Syscalls");
254SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_intr, CTLTYPE_UINT|CTLFLAG_RD,
255 &cnt.v_intr, 0, vcnt, "IU", "Hardware interrupts");
256SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_soft, CTLTYPE_UINT|CTLFLAG_RD,
257 &cnt.v_soft, 0, vcnt, "IU", "Software interrupts");
258SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vm_faults, CTLTYPE_UINT|CTLFLAG_RD,
259 &cnt.v_vm_faults, 0, vcnt, "IU", "VM faults");
260SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cow_faults, CTLTYPE_UINT|CTLFLAG_RD,
261 &cnt.v_cow_faults, 0, vcnt, "IU", "COW faults");
262SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cow_optim, CTLTYPE_UINT|CTLFLAG_RD,
263 &cnt.v_cow_optim, 0, vcnt, "IU", "Optimized COW faults");
264SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_zfod, CTLTYPE_UINT|CTLFLAG_RD,
265 &cnt.v_zfod, 0, vcnt, "IU", "Zero fill");
266SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_ozfod, CTLTYPE_UINT|CTLFLAG_RD,
267 &cnt.v_ozfod, 0, vcnt, "IU", "Optimized zero fill");
268SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swapin, CTLTYPE_UINT|CTLFLAG_RD,
269 &cnt.v_swapin, 0, vcnt, "IU", "Swapin operations");
270SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swapout, CTLTYPE_UINT|CTLFLAG_RD,
271 &cnt.v_swapout, 0, vcnt, "IU", "Swapout operations");
272SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swappgsin, CTLTYPE_UINT|CTLFLAG_RD,
273 &cnt.v_swappgsin, 0, vcnt, "IU", "Swapin pages");
274SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swappgsout, CTLTYPE_UINT|CTLFLAG_RD,
275 &cnt.v_swappgsout, 0, vcnt, "IU", "Swapout pages");
276SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodein, CTLTYPE_UINT|CTLFLAG_RD,
277 &cnt.v_vnodein, 0, vcnt, "IU", "Vnodein operations");
278SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodeout, CTLTYPE_UINT|CTLFLAG_RD,
279 &cnt.v_vnodeout, 0, vcnt, "IU", "Vnodeout operations");
280SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodepgsin, CTLTYPE_UINT|CTLFLAG_RD,
281 &cnt.v_vnodepgsin, 0, vcnt, "IU", "Vnodein pages");
282SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodepgsout, CTLTYPE_UINT|CTLFLAG_RD,
283 &cnt.v_vnodepgsout, 0, vcnt, "IU", "Vnodeout pages");
284SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_intrans, CTLTYPE_UINT|CTLFLAG_RD,
285 &cnt.v_intrans, 0, vcnt, "IU", "In transit page blocking");
286SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_reactivated, CTLTYPE_UINT|CTLFLAG_RD,
287 &cnt.v_reactivated, 0, vcnt, "IU", "Reactivated pages");
288SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pdwakeups, CTLTYPE_UINT|CTLFLAG_RD,
289 &cnt.v_pdwakeups, 0, vcnt, "IU", "Pagedaemon wakeups");
290SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pdpages, CTLTYPE_UINT|CTLFLAG_RD,
291 &cnt.v_pdpages, 0, vcnt, "IU", "Pagedaemon page scans");
292SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_dfree, CTLTYPE_UINT|CTLFLAG_RD,
293 &cnt.v_dfree, 0, vcnt, "IU", "");
294SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pfree, CTLTYPE_UINT|CTLFLAG_RD,
295 &cnt.v_pfree, 0, vcnt, "IU", "");
296SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_tfree, CTLTYPE_UINT|CTLFLAG_RD,
297 &cnt.v_tfree, 0, vcnt, "IU", "");
298SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_page_size, CTLTYPE_UINT|CTLFLAG_RD,
299 &cnt.v_page_size, 0, vcnt, "IU", "");
300SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_page_count, CTLTYPE_UINT|CTLFLAG_RD,
301 &cnt.v_page_count, 0, vcnt, "IU", "");
302SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_reserved, CTLTYPE_UINT|CTLFLAG_RD,
303 &cnt.v_free_reserved, 0, vcnt, "IU", "");
304SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_target, CTLTYPE_UINT|CTLFLAG_RD,
305 &cnt.v_free_target, 0, vcnt, "IU", "");
306SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_min, CTLTYPE_UINT|CTLFLAG_RD,
307 &cnt.v_free_min, 0, vcnt, "IU", "");
308SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_count, CTLTYPE_UINT|CTLFLAG_RD,
309 &cnt.v_free_count, 0, vcnt, "IU", "");
310SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_wire_count, CTLTYPE_UINT|CTLFLAG_RD,
311 &cnt.v_wire_count, 0, vcnt, "IU", "");
312SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_active_count, CTLTYPE_UINT|CTLFLAG_RD,
313 &cnt.v_active_count, 0, vcnt, "IU", "");
314SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_inactive_target, CTLTYPE_UINT|CTLFLAG_RD,
315 &cnt.v_inactive_target, 0, vcnt, "IU", "");
316SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_inactive_count, CTLTYPE_UINT|CTLFLAG_RD,
317 &cnt.v_inactive_count, 0, vcnt, "IU", "");
318SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_count, CTLTYPE_UINT|CTLFLAG_RD,
319 &cnt.v_cache_count, 0, vcnt, "IU", "");
320SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_min, CTLTYPE_UINT|CTLFLAG_RD,
321 &cnt.v_cache_min, 0, vcnt, "IU", "");
322SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_max, CTLTYPE_UINT|CTLFLAG_RD,
323 &cnt.v_cache_max, 0, vcnt, "IU", "");
324SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pageout_free_min, CTLTYPE_UINT|CTLFLAG_RD,
325 &cnt.v_pageout_free_min, 0, vcnt, "IU", "");
326SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_interrupt_free_min, CTLTYPE_UINT|CTLFLAG_RD,
327 &cnt.v_interrupt_free_min, 0, vcnt, "IU", "");
328SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_forks, CTLTYPE_UINT|CTLFLAG_RD,
329 &cnt.v_forks, 0, vcnt, "IU", "Number of fork() calls");
330SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vforks, CTLTYPE_UINT|CTLFLAG_RD,
331 &cnt.v_vforks, 0, vcnt, "IU", "Number of vfork() calls");
332SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_rforks, CTLTYPE_UINT|CTLFLAG_RD,
333 &cnt.v_rforks, 0, vcnt, "IU", "Number of rfork() calls");
334SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_kthreads, CTLTYPE_UINT|CTLFLAG_RD,
335 &cnt.v_kthreads, 0, vcnt, "IU", "Number of fork() calls by kernel");
336SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_forkpages, CTLTYPE_UINT|CTLFLAG_RD,
337 &cnt.v_forkpages, 0, vcnt, "IU", "VM pages affected by fork()");
338SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vforkpages, CTLTYPE_UINT|CTLFLAG_RD,
339 &cnt.v_vforkpages, 0, vcnt, "IU", "VM pages affected by vfork()");
340SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_rforkpages, CTLTYPE_UINT|CTLFLAG_RD,
341 &cnt.v_rforkpages, 0, vcnt, "IU", "VM pages affected by rfork()");
342SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_kthreadpages, CTLTYPE_UINT|CTLFLAG_RD,
343 &cnt.v_kthreadpages, 0, vcnt, "IU", "VM pages affected by fork() by kernel");
344
345SYSCTL_INT(_vm_stats_misc, OID_AUTO,
346 zero_page_count, CTLFLAG_RD, &vm_page_zero_count, 0, "");
347#if 0
348SYSCTL_INT(_vm_stats_misc, OID_AUTO,
349 page_mask, CTLFLAG_RD, &page_mask, 0, "");
350SYSCTL_INT(_vm_stats_misc, OID_AUTO,
351 page_shift, CTLFLAG_RD, &page_shift, 0, "");
352SYSCTL_INT(_vm_stats_misc, OID_AUTO,
353 first_page, CTLFLAG_RD, &first_page, 0, "");
354SYSCTL_INT(_vm_stats_misc, OID_AUTO,
355 last_page, CTLFLAG_RD, &last_page, 0, "");
356#endif
241 0, sizeof(struct vmtotal), vmtotal, "S,vmtotal",
242 "System virtual memory statistics");
243SYSCTL_NODE(_vm, OID_AUTO, stats, CTLFLAG_RW, 0, "VM meter stats");
244SYSCTL_NODE(_vm_stats, OID_AUTO, sys, CTLFLAG_RW, 0, "VM meter sys stats");
245SYSCTL_NODE(_vm_stats, OID_AUTO, vm, CTLFLAG_RW, 0, "VM meter vm stats");
246SYSCTL_NODE(_vm_stats, OID_AUTO, misc, CTLFLAG_RW, 0, "VM meter misc stats");
247
248SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_swtch, CTLTYPE_UINT|CTLFLAG_RD,
249 &cnt.v_swtch, 0, vcnt, "IU", "Context switches");
250SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_trap, CTLTYPE_UINT|CTLFLAG_RD,
251 &cnt.v_trap, 0, vcnt, "IU", "Traps");
252SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_syscall, CTLTYPE_UINT|CTLFLAG_RD,
253 &cnt.v_syscall, 0, vcnt, "IU", "Syscalls");
254SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_intr, CTLTYPE_UINT|CTLFLAG_RD,
255 &cnt.v_intr, 0, vcnt, "IU", "Hardware interrupts");
256SYSCTL_PROC(_vm_stats_sys, OID_AUTO, v_soft, CTLTYPE_UINT|CTLFLAG_RD,
257 &cnt.v_soft, 0, vcnt, "IU", "Software interrupts");
258SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vm_faults, CTLTYPE_UINT|CTLFLAG_RD,
259 &cnt.v_vm_faults, 0, vcnt, "IU", "VM faults");
260SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cow_faults, CTLTYPE_UINT|CTLFLAG_RD,
261 &cnt.v_cow_faults, 0, vcnt, "IU", "COW faults");
262SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cow_optim, CTLTYPE_UINT|CTLFLAG_RD,
263 &cnt.v_cow_optim, 0, vcnt, "IU", "Optimized COW faults");
264SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_zfod, CTLTYPE_UINT|CTLFLAG_RD,
265 &cnt.v_zfod, 0, vcnt, "IU", "Zero fill");
266SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_ozfod, CTLTYPE_UINT|CTLFLAG_RD,
267 &cnt.v_ozfod, 0, vcnt, "IU", "Optimized zero fill");
268SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swapin, CTLTYPE_UINT|CTLFLAG_RD,
269 &cnt.v_swapin, 0, vcnt, "IU", "Swapin operations");
270SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swapout, CTLTYPE_UINT|CTLFLAG_RD,
271 &cnt.v_swapout, 0, vcnt, "IU", "Swapout operations");
272SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swappgsin, CTLTYPE_UINT|CTLFLAG_RD,
273 &cnt.v_swappgsin, 0, vcnt, "IU", "Swapin pages");
274SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_swappgsout, CTLTYPE_UINT|CTLFLAG_RD,
275 &cnt.v_swappgsout, 0, vcnt, "IU", "Swapout pages");
276SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodein, CTLTYPE_UINT|CTLFLAG_RD,
277 &cnt.v_vnodein, 0, vcnt, "IU", "Vnodein operations");
278SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodeout, CTLTYPE_UINT|CTLFLAG_RD,
279 &cnt.v_vnodeout, 0, vcnt, "IU", "Vnodeout operations");
280SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodepgsin, CTLTYPE_UINT|CTLFLAG_RD,
281 &cnt.v_vnodepgsin, 0, vcnt, "IU", "Vnodein pages");
282SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vnodepgsout, CTLTYPE_UINT|CTLFLAG_RD,
283 &cnt.v_vnodepgsout, 0, vcnt, "IU", "Vnodeout pages");
284SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_intrans, CTLTYPE_UINT|CTLFLAG_RD,
285 &cnt.v_intrans, 0, vcnt, "IU", "In transit page blocking");
286SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_reactivated, CTLTYPE_UINT|CTLFLAG_RD,
287 &cnt.v_reactivated, 0, vcnt, "IU", "Reactivated pages");
288SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pdwakeups, CTLTYPE_UINT|CTLFLAG_RD,
289 &cnt.v_pdwakeups, 0, vcnt, "IU", "Pagedaemon wakeups");
290SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pdpages, CTLTYPE_UINT|CTLFLAG_RD,
291 &cnt.v_pdpages, 0, vcnt, "IU", "Pagedaemon page scans");
292SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_dfree, CTLTYPE_UINT|CTLFLAG_RD,
293 &cnt.v_dfree, 0, vcnt, "IU", "");
294SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pfree, CTLTYPE_UINT|CTLFLAG_RD,
295 &cnt.v_pfree, 0, vcnt, "IU", "");
296SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_tfree, CTLTYPE_UINT|CTLFLAG_RD,
297 &cnt.v_tfree, 0, vcnt, "IU", "");
298SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_page_size, CTLTYPE_UINT|CTLFLAG_RD,
299 &cnt.v_page_size, 0, vcnt, "IU", "");
300SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_page_count, CTLTYPE_UINT|CTLFLAG_RD,
301 &cnt.v_page_count, 0, vcnt, "IU", "");
302SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_reserved, CTLTYPE_UINT|CTLFLAG_RD,
303 &cnt.v_free_reserved, 0, vcnt, "IU", "");
304SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_target, CTLTYPE_UINT|CTLFLAG_RD,
305 &cnt.v_free_target, 0, vcnt, "IU", "");
306SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_min, CTLTYPE_UINT|CTLFLAG_RD,
307 &cnt.v_free_min, 0, vcnt, "IU", "");
308SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_free_count, CTLTYPE_UINT|CTLFLAG_RD,
309 &cnt.v_free_count, 0, vcnt, "IU", "");
310SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_wire_count, CTLTYPE_UINT|CTLFLAG_RD,
311 &cnt.v_wire_count, 0, vcnt, "IU", "");
312SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_active_count, CTLTYPE_UINT|CTLFLAG_RD,
313 &cnt.v_active_count, 0, vcnt, "IU", "");
314SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_inactive_target, CTLTYPE_UINT|CTLFLAG_RD,
315 &cnt.v_inactive_target, 0, vcnt, "IU", "");
316SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_inactive_count, CTLTYPE_UINT|CTLFLAG_RD,
317 &cnt.v_inactive_count, 0, vcnt, "IU", "");
318SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_count, CTLTYPE_UINT|CTLFLAG_RD,
319 &cnt.v_cache_count, 0, vcnt, "IU", "");
320SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_min, CTLTYPE_UINT|CTLFLAG_RD,
321 &cnt.v_cache_min, 0, vcnt, "IU", "");
322SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_cache_max, CTLTYPE_UINT|CTLFLAG_RD,
323 &cnt.v_cache_max, 0, vcnt, "IU", "");
324SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_pageout_free_min, CTLTYPE_UINT|CTLFLAG_RD,
325 &cnt.v_pageout_free_min, 0, vcnt, "IU", "");
326SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_interrupt_free_min, CTLTYPE_UINT|CTLFLAG_RD,
327 &cnt.v_interrupt_free_min, 0, vcnt, "IU", "");
328SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_forks, CTLTYPE_UINT|CTLFLAG_RD,
329 &cnt.v_forks, 0, vcnt, "IU", "Number of fork() calls");
330SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vforks, CTLTYPE_UINT|CTLFLAG_RD,
331 &cnt.v_vforks, 0, vcnt, "IU", "Number of vfork() calls");
332SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_rforks, CTLTYPE_UINT|CTLFLAG_RD,
333 &cnt.v_rforks, 0, vcnt, "IU", "Number of rfork() calls");
334SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_kthreads, CTLTYPE_UINT|CTLFLAG_RD,
335 &cnt.v_kthreads, 0, vcnt, "IU", "Number of fork() calls by kernel");
336SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_forkpages, CTLTYPE_UINT|CTLFLAG_RD,
337 &cnt.v_forkpages, 0, vcnt, "IU", "VM pages affected by fork()");
338SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_vforkpages, CTLTYPE_UINT|CTLFLAG_RD,
339 &cnt.v_vforkpages, 0, vcnt, "IU", "VM pages affected by vfork()");
340SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_rforkpages, CTLTYPE_UINT|CTLFLAG_RD,
341 &cnt.v_rforkpages, 0, vcnt, "IU", "VM pages affected by rfork()");
342SYSCTL_PROC(_vm_stats_vm, OID_AUTO, v_kthreadpages, CTLTYPE_UINT|CTLFLAG_RD,
343 &cnt.v_kthreadpages, 0, vcnt, "IU", "VM pages affected by fork() by kernel");
344
345SYSCTL_INT(_vm_stats_misc, OID_AUTO,
346 zero_page_count, CTLFLAG_RD, &vm_page_zero_count, 0, "");
347#if 0
348SYSCTL_INT(_vm_stats_misc, OID_AUTO,
349 page_mask, CTLFLAG_RD, &page_mask, 0, "");
350SYSCTL_INT(_vm_stats_misc, OID_AUTO,
351 page_shift, CTLFLAG_RD, &page_shift, 0, "");
352SYSCTL_INT(_vm_stats_misc, OID_AUTO,
353 first_page, CTLFLAG_RD, &first_page, 0, "");
354SYSCTL_INT(_vm_stats_misc, OID_AUTO,
355 last_page, CTLFLAG_RD, &last_page, 0, "");
356#endif