4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 */
25
26 #include <sys/types.h>
27 #include <sys/stat.h>
28 #include <sys/wait.h>
29 #include <fcntl.h>
30 #include <errno.h>
31 #include <signal.h>
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <strings.h>
35 #include <unistd.h>
36 #include <libscf.h>
37 #include <libscf_priv.h>
38 #include <libintl.h>
39 #include <locale.h>
40 #include <zone.h>
41 #include <libzonecfg.h>
42
43 #include "utils.h"
128 (void) printf(gettext(" "
129 "state: %s\n"), *persistent ? gettext("enabled") :
130 gettext("disabled"));
131
132 (void) printf(gettext(" memory cap enforcement"
133 " threshold: %d%%\n"), conf.rcfg_memory_cap_enforcement_pressure);
134 (void) printf(gettext(" process scan rate"
135 " (sec): %d\n"), conf.rcfg_proc_walk_interval);
136 (void) printf(gettext(" reconfiguration rate"
137 " (sec): %d\n"), conf.rcfg_reconfiguration_interval);
138 (void) printf(gettext(" report rate"
139 " (sec): %d\n"), conf.rcfg_report_interval);
140 (void) printf(gettext(" RSS sampling rate"
141 " (sec): %d\n"), conf.rcfg_rss_sample_interval);
142
143 scf_simple_prop_free(temporary_prop);
144 scf_simple_prop_free(persistent_prop);
145 scf_handle_destroy(h);
146 }
147
148 /*
149 * Update the in-kernel memory cap for the specified zone.
150 */
151 static int
152 update_zone_mcap(char *zonename, char *maxrss)
153 {
154 zoneid_t zone_id;
155 uint64_t num;
156
157 if (getzoneid() != GLOBAL_ZONEID || zonecfg_in_alt_root())
158 return (E_SUCCESS);
159
160 /* get the running zone from the kernel */
161 if ((zone_id = getzoneidbyname(zonename)) == -1) {
162 (void) fprintf(stderr, gettext("zone '%s' must be running\n"),
163 zonename);
164 return (E_ERROR);
165 }
166
167 if (zonecfg_str_to_bytes(maxrss, &num) == -1) {
168 (void) fprintf(stderr, gettext("invalid max-rss value\n"));
169 return (E_ERROR);
170 }
171
172 if (zone_setattr(zone_id, ZONE_ATTR_PHYS_MCAP, &num, 0) == -1) {
173 (void) fprintf(stderr, gettext("could not set memory "
174 "cap for zone '%s'\n"), zonename);
175 return (E_ERROR);
176 }
177
178 return (E_SUCCESS);
179 }
180
181 int
182 main(int argc, char *argv[])
183 {
184 char *subopts, *optval;
185 int modified = 0;
186 boolean_t refresh = B_FALSE;
187 int opt;
188 char *zonename;
189 char *maxrss = NULL;
190
191 (void) setpname("rcapadm");
192 (void) setlocale(LC_ALL, "");
|
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright (c) 2011, Joyent, Inc. All rights reserved.
25 */
26
27 #include <sys/types.h>
28 #include <sys/stat.h>
29 #include <sys/wait.h>
30 #include <fcntl.h>
31 #include <errno.h>
32 #include <signal.h>
33 #include <stdio.h>
34 #include <stdlib.h>
35 #include <strings.h>
36 #include <unistd.h>
37 #include <libscf.h>
38 #include <libscf_priv.h>
39 #include <libintl.h>
40 #include <locale.h>
41 #include <zone.h>
42 #include <libzonecfg.h>
43
44 #include "utils.h"
129 (void) printf(gettext(" "
130 "state: %s\n"), *persistent ? gettext("enabled") :
131 gettext("disabled"));
132
133 (void) printf(gettext(" memory cap enforcement"
134 " threshold: %d%%\n"), conf.rcfg_memory_cap_enforcement_pressure);
135 (void) printf(gettext(" process scan rate"
136 " (sec): %d\n"), conf.rcfg_proc_walk_interval);
137 (void) printf(gettext(" reconfiguration rate"
138 " (sec): %d\n"), conf.rcfg_reconfiguration_interval);
139 (void) printf(gettext(" report rate"
140 " (sec): %d\n"), conf.rcfg_report_interval);
141 (void) printf(gettext(" RSS sampling rate"
142 " (sec): %d\n"), conf.rcfg_rss_sample_interval);
143
144 scf_simple_prop_free(temporary_prop);
145 scf_simple_prop_free(persistent_prop);
146 scf_handle_destroy(h);
147 }
148
149 static int
150 set_zone_cap(char *zonename, uint64_t mcap)
151 {
152 char cmd[128 + ZONENAME_MAX];
153
154 (void) snprintf(cmd, sizeof (cmd), "/usr/bin/prctl -r "
155 "-n zone.max-physical-memory -v %llu -i zone %s", mcap, zonename);
156 return (system(cmd));
157 }
158
159 /*
160 * Update the in-kernel memory cap for the specified zone.
161 */
162 static int
163 update_zone_mcap(char *zonename, char *maxrss)
164 {
165 uint64_t num;
166
167 if (getzoneid() != GLOBAL_ZONEID || zonecfg_in_alt_root())
168 return (E_SUCCESS);
169
170 /* get the running zone from the kernel */
171 if (getzoneidbyname(zonename) == -1) {
172 (void) fprintf(stderr, gettext("zone '%s' must be running\n"),
173 zonename);
174 return (E_ERROR);
175 }
176
177 if (zonecfg_str_to_bytes(maxrss, &num) == -1) {
178 (void) fprintf(stderr, gettext("invalid max-rss value\n"));
179 return (E_ERROR);
180 }
181
182 if (set_zone_cap(zonename, num) == -1) {
183 (void) fprintf(stderr, gettext("could not set memory "
184 "cap for zone '%s'\n"), zonename);
185 return (E_ERROR);
186 }
187
188 return (E_SUCCESS);
189 }
190
191 int
192 main(int argc, char *argv[])
193 {
194 char *subopts, *optval;
195 int modified = 0;
196 boolean_t refresh = B_FALSE;
197 int opt;
198 char *zonename;
199 char *maxrss = NULL;
200
201 (void) setpname("rcapadm");
202 (void) setlocale(LC_ALL, "");
|