Commit | Line | Data |
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d7e09d03 PT |
1 | /* |
2 | * GPL HEADER START | |
3 | * | |
4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 only, | |
8 | * as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License version 2 for more details (a copy is included | |
14 | * in the LICENSE file that accompanied this code). | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * version 2 along with this program; If not, see | |
18 | * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf | |
19 | * | |
20 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
21 | * CA 95054 USA or visit www.sun.com if you need additional information or | |
22 | * have any questions. | |
23 | * | |
24 | * GPL HEADER END | |
25 | */ | |
26 | /* | |
27 | * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. | |
28 | * Use is subject to license terms. | |
29 | * | |
30 | * Copyright (c) 2011, 2012, Intel Corporation. | |
31 | */ | |
32 | /* | |
33 | * This file is part of Lustre, http://www.lustre.org/ | |
34 | * Lustre is a trademark of Sun Microsystems, Inc. | |
35 | */ | |
36 | #define DEBUG_SUBSYSTEM S_CLASS | |
37 | ||
d7e09d03 | 38 | #include <asm/statfs.h> |
3ee30015 GKH |
39 | #include "../include/obd_cksum.h" |
40 | #include "../include/obd_class.h" | |
41 | #include "../include/lprocfs_status.h" | |
d7e09d03 PT |
42 | #include <linux/seq_file.h> |
43 | #include "osc_internal.h" | |
44 | ||
73bb1da6 | 45 | static int osc_active_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 46 | { |
73bb1da6 | 47 | struct obd_device *dev = m->private; |
d7e09d03 PT |
48 | int rc; |
49 | ||
50 | LPROCFS_CLIMP_CHECK(dev); | |
73bb1da6 | 51 | rc = seq_printf(m, "%d\n", !dev->u.cli.cl_import->imp_deactive); |
d7e09d03 PT |
52 | LPROCFS_CLIMP_EXIT(dev); |
53 | return rc; | |
54 | } | |
55 | ||
73bb1da6 PT |
56 | static ssize_t osc_active_seq_write(struct file *file, const char *buffer, |
57 | size_t count, loff_t *off) | |
d7e09d03 | 58 | { |
73bb1da6 | 59 | struct obd_device *dev = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
60 | int val, rc; |
61 | ||
62 | rc = lprocfs_write_helper(buffer, count, &val); | |
63 | if (rc) | |
64 | return rc; | |
65 | if (val < 0 || val > 1) | |
66 | return -ERANGE; | |
67 | ||
68 | /* opposite senses */ | |
69 | if (dev->u.cli.cl_import->imp_deactive == val) | |
70 | rc = ptlrpc_set_import_active(dev->u.cli.cl_import, val); | |
71 | else | |
72 | CDEBUG(D_CONFIG, "activate %d: ignoring repeat request\n", val); | |
73 | ||
74 | return count; | |
75 | } | |
73bb1da6 | 76 | LPROC_SEQ_FOPS(osc_active); |
d7e09d03 | 77 | |
73bb1da6 | 78 | static int osc_max_rpcs_in_flight_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 79 | { |
73bb1da6 | 80 | struct obd_device *dev = m->private; |
d7e09d03 PT |
81 | struct client_obd *cli = &dev->u.cli; |
82 | int rc; | |
83 | ||
84 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
73bb1da6 | 85 | rc = seq_printf(m, "%u\n", cli->cl_max_rpcs_in_flight); |
d7e09d03 PT |
86 | client_obd_list_unlock(&cli->cl_loi_list_lock); |
87 | return rc; | |
88 | } | |
89 | ||
73bb1da6 PT |
90 | static ssize_t osc_max_rpcs_in_flight_seq_write(struct file *file, |
91 | const char *buffer, size_t count, loff_t *off) | |
d7e09d03 | 92 | { |
73bb1da6 | 93 | struct obd_device *dev = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
94 | struct client_obd *cli = &dev->u.cli; |
95 | struct ptlrpc_request_pool *pool = cli->cl_import->imp_rq_pool; | |
96 | int val, rc; | |
97 | ||
98 | rc = lprocfs_write_helper(buffer, count, &val); | |
99 | if (rc) | |
100 | return rc; | |
101 | ||
102 | if (val < 1 || val > OSC_MAX_RIF_MAX) | |
103 | return -ERANGE; | |
104 | ||
105 | LPROCFS_CLIMP_CHECK(dev); | |
106 | if (pool && val > cli->cl_max_rpcs_in_flight) | |
107 | pool->prp_populate(pool, val-cli->cl_max_rpcs_in_flight); | |
108 | ||
109 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
110 | cli->cl_max_rpcs_in_flight = val; | |
111 | client_obd_list_unlock(&cli->cl_loi_list_lock); | |
112 | ||
113 | LPROCFS_CLIMP_EXIT(dev); | |
114 | return count; | |
115 | } | |
73bb1da6 | 116 | LPROC_SEQ_FOPS(osc_max_rpcs_in_flight); |
d7e09d03 | 117 | |
73bb1da6 | 118 | static int osc_max_dirty_mb_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 119 | { |
73bb1da6 | 120 | struct obd_device *dev = m->private; |
d7e09d03 PT |
121 | struct client_obd *cli = &dev->u.cli; |
122 | long val; | |
123 | int mult; | |
124 | ||
125 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
126 | val = cli->cl_dirty_max; | |
127 | client_obd_list_unlock(&cli->cl_loi_list_lock); | |
128 | ||
129 | mult = 1 << 20; | |
73bb1da6 | 130 | return lprocfs_seq_read_frac_helper(m, val, mult); |
d7e09d03 PT |
131 | } |
132 | ||
73bb1da6 PT |
133 | static ssize_t osc_max_dirty_mb_seq_write(struct file *file, const char *buffer, |
134 | size_t count, loff_t *off) | |
d7e09d03 | 135 | { |
73bb1da6 | 136 | struct obd_device *dev = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
137 | struct client_obd *cli = &dev->u.cli; |
138 | int pages_number, mult, rc; | |
139 | ||
140 | mult = 1 << (20 - PAGE_CACHE_SHIFT); | |
141 | rc = lprocfs_write_frac_helper(buffer, count, &pages_number, mult); | |
142 | if (rc) | |
143 | return rc; | |
144 | ||
145 | if (pages_number <= 0 || | |
146 | pages_number > OSC_MAX_DIRTY_MB_MAX << (20 - PAGE_CACHE_SHIFT) || | |
4f6cc9ab | 147 | pages_number > totalram_pages / 4) /* 1/4 of RAM */ |
d7e09d03 PT |
148 | return -ERANGE; |
149 | ||
150 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
21aef7d9 | 151 | cli->cl_dirty_max = (u32)(pages_number << PAGE_CACHE_SHIFT); |
d7e09d03 PT |
152 | osc_wake_cache_waiters(cli); |
153 | client_obd_list_unlock(&cli->cl_loi_list_lock); | |
154 | ||
155 | return count; | |
156 | } | |
73bb1da6 | 157 | LPROC_SEQ_FOPS(osc_max_dirty_mb); |
d7e09d03 | 158 | |
73bb1da6 | 159 | static int osc_cached_mb_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 160 | { |
73bb1da6 | 161 | struct obd_device *dev = m->private; |
d7e09d03 PT |
162 | struct client_obd *cli = &dev->u.cli; |
163 | int shift = 20 - PAGE_CACHE_SHIFT; | |
164 | int rc; | |
165 | ||
73bb1da6 | 166 | rc = seq_printf(m, |
d7e09d03 PT |
167 | "used_mb: %d\n" |
168 | "busy_cnt: %d\n", | |
169 | (atomic_read(&cli->cl_lru_in_list) + | |
170 | atomic_read(&cli->cl_lru_busy)) >> shift, | |
171 | atomic_read(&cli->cl_lru_busy)); | |
172 | ||
173 | return rc; | |
174 | } | |
175 | ||
176 | /* shrink the number of caching pages to a specific number */ | |
a1e7e2d4 OD |
177 | static ssize_t osc_cached_mb_seq_write(struct file *file, |
178 | const char __user *buffer, | |
179 | size_t count, loff_t *off) | |
d7e09d03 | 180 | { |
73bb1da6 | 181 | struct obd_device *dev = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
182 | struct client_obd *cli = &dev->u.cli; |
183 | int pages_number, mult, rc; | |
a1e7e2d4 OD |
184 | char kernbuf[128]; |
185 | ||
186 | if (count >= sizeof(kernbuf)) | |
187 | return -EINVAL; | |
188 | ||
189 | if (copy_from_user(kernbuf, buffer, count)) | |
190 | return -EFAULT; | |
191 | kernbuf[count] = 0; | |
d7e09d03 PT |
192 | |
193 | mult = 1 << (20 - PAGE_CACHE_SHIFT); | |
a1e7e2d4 OD |
194 | buffer += lprocfs_find_named_value(kernbuf, "used_mb:", &count) - |
195 | kernbuf; | |
d7e09d03 PT |
196 | rc = lprocfs_write_frac_helper(buffer, count, &pages_number, mult); |
197 | if (rc) | |
198 | return rc; | |
199 | ||
200 | if (pages_number < 0) | |
201 | return -ERANGE; | |
202 | ||
203 | rc = atomic_read(&cli->cl_lru_in_list) - pages_number; | |
204 | if (rc > 0) | |
205 | (void)osc_lru_shrink(cli, rc); | |
206 | ||
207 | return count; | |
208 | } | |
73bb1da6 | 209 | LPROC_SEQ_FOPS(osc_cached_mb); |
d7e09d03 | 210 | |
73bb1da6 | 211 | static int osc_cur_dirty_bytes_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 212 | { |
73bb1da6 | 213 | struct obd_device *dev = m->private; |
d7e09d03 PT |
214 | struct client_obd *cli = &dev->u.cli; |
215 | int rc; | |
216 | ||
217 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
73bb1da6 | 218 | rc = seq_printf(m, "%lu\n", cli->cl_dirty); |
d7e09d03 PT |
219 | client_obd_list_unlock(&cli->cl_loi_list_lock); |
220 | return rc; | |
221 | } | |
73bb1da6 | 222 | LPROC_SEQ_FOPS_RO(osc_cur_dirty_bytes); |
d7e09d03 | 223 | |
73bb1da6 | 224 | static int osc_cur_grant_bytes_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 225 | { |
73bb1da6 | 226 | struct obd_device *dev = m->private; |
d7e09d03 PT |
227 | struct client_obd *cli = &dev->u.cli; |
228 | int rc; | |
229 | ||
230 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
73bb1da6 | 231 | rc = seq_printf(m, "%lu\n", cli->cl_avail_grant); |
d7e09d03 PT |
232 | client_obd_list_unlock(&cli->cl_loi_list_lock); |
233 | return rc; | |
234 | } | |
235 | ||
73bb1da6 PT |
236 | static ssize_t osc_cur_grant_bytes_seq_write(struct file *file, const char *buffer, |
237 | size_t count, loff_t *off) | |
d7e09d03 | 238 | { |
73bb1da6 | 239 | struct obd_device *obd = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
240 | struct client_obd *cli = &obd->u.cli; |
241 | int rc; | |
242 | __u64 val; | |
243 | ||
244 | if (obd == NULL) | |
245 | return 0; | |
246 | ||
247 | rc = lprocfs_write_u64_helper(buffer, count, &val); | |
248 | if (rc) | |
249 | return rc; | |
250 | ||
251 | /* this is only for shrinking grant */ | |
252 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
253 | if (val >= cli->cl_avail_grant) { | |
254 | client_obd_list_unlock(&cli->cl_loi_list_lock); | |
255 | return 0; | |
256 | } | |
257 | client_obd_list_unlock(&cli->cl_loi_list_lock); | |
258 | ||
259 | LPROCFS_CLIMP_CHECK(obd); | |
260 | if (cli->cl_import->imp_state == LUSTRE_IMP_FULL) | |
261 | rc = osc_shrink_grant_to_target(cli, val); | |
262 | LPROCFS_CLIMP_EXIT(obd); | |
263 | if (rc) | |
264 | return rc; | |
265 | return count; | |
266 | } | |
73bb1da6 | 267 | LPROC_SEQ_FOPS(osc_cur_grant_bytes); |
d7e09d03 | 268 | |
73bb1da6 | 269 | static int osc_cur_lost_grant_bytes_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 270 | { |
73bb1da6 | 271 | struct obd_device *dev = m->private; |
d7e09d03 PT |
272 | struct client_obd *cli = &dev->u.cli; |
273 | int rc; | |
274 | ||
275 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
73bb1da6 | 276 | rc = seq_printf(m, "%lu\n", cli->cl_lost_grant); |
d7e09d03 PT |
277 | client_obd_list_unlock(&cli->cl_loi_list_lock); |
278 | return rc; | |
279 | } | |
73bb1da6 | 280 | LPROC_SEQ_FOPS_RO(osc_cur_lost_grant_bytes); |
d7e09d03 | 281 | |
73bb1da6 | 282 | static int osc_grant_shrink_interval_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 283 | { |
73bb1da6 | 284 | struct obd_device *obd = m->private; |
d7e09d03 PT |
285 | |
286 | if (obd == NULL) | |
287 | return 0; | |
73bb1da6 | 288 | return seq_printf(m, "%d\n", |
d7e09d03 PT |
289 | obd->u.cli.cl_grant_shrink_interval); |
290 | } | |
291 | ||
73bb1da6 PT |
292 | static ssize_t osc_grant_shrink_interval_seq_write(struct file *file, |
293 | const char *buffer, size_t count, loff_t *off) | |
d7e09d03 | 294 | { |
73bb1da6 | 295 | struct obd_device *obd = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
296 | int val, rc; |
297 | ||
298 | if (obd == NULL) | |
299 | return 0; | |
300 | ||
301 | rc = lprocfs_write_helper(buffer, count, &val); | |
302 | if (rc) | |
303 | return rc; | |
304 | ||
305 | if (val <= 0) | |
306 | return -ERANGE; | |
307 | ||
308 | obd->u.cli.cl_grant_shrink_interval = val; | |
309 | ||
310 | return count; | |
311 | } | |
73bb1da6 | 312 | LPROC_SEQ_FOPS(osc_grant_shrink_interval); |
d7e09d03 | 313 | |
73bb1da6 | 314 | static int osc_checksum_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 315 | { |
73bb1da6 | 316 | struct obd_device *obd = m->private; |
d7e09d03 PT |
317 | |
318 | if (obd == NULL) | |
319 | return 0; | |
320 | ||
73bb1da6 | 321 | return seq_printf(m, "%d\n", |
d7e09d03 PT |
322 | obd->u.cli.cl_checksum ? 1 : 0); |
323 | } | |
324 | ||
73bb1da6 PT |
325 | static ssize_t osc_checksum_seq_write(struct file *file, const char *buffer, |
326 | size_t count, loff_t *off) | |
d7e09d03 | 327 | { |
73bb1da6 | 328 | struct obd_device *obd = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
329 | int val, rc; |
330 | ||
331 | if (obd == NULL) | |
332 | return 0; | |
333 | ||
334 | rc = lprocfs_write_helper(buffer, count, &val); | |
335 | if (rc) | |
336 | return rc; | |
337 | ||
338 | obd->u.cli.cl_checksum = (val ? 1 : 0); | |
339 | ||
340 | return count; | |
341 | } | |
73bb1da6 | 342 | LPROC_SEQ_FOPS(osc_checksum); |
d7e09d03 | 343 | |
73bb1da6 | 344 | static int osc_checksum_type_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 345 | { |
73bb1da6 PT |
346 | struct obd_device *obd = m->private; |
347 | int i; | |
d7e09d03 PT |
348 | DECLARE_CKSUM_NAME; |
349 | ||
350 | if (obd == NULL) | |
351 | return 0; | |
352 | ||
73bb1da6 | 353 | for (i = 0; i < ARRAY_SIZE(cksum_name); i++) { |
d7e09d03 PT |
354 | if (((1 << i) & obd->u.cli.cl_supp_cksum_types) == 0) |
355 | continue; | |
356 | if (obd->u.cli.cl_cksum_type == (1 << i)) | |
73bb1da6 | 357 | seq_printf(m, "[%s] ", cksum_name[i]); |
d7e09d03 | 358 | else |
73bb1da6 | 359 | seq_printf(m, "%s ", cksum_name[i]); |
d7e09d03 | 360 | } |
73bb1da6 PT |
361 | seq_printf(m, "\n"); |
362 | return 0; | |
d7e09d03 PT |
363 | } |
364 | ||
73bb1da6 PT |
365 | static ssize_t osc_checksum_type_seq_write(struct file *file, const char *buffer, |
366 | size_t count, loff_t *off) | |
d7e09d03 | 367 | { |
73bb1da6 | 368 | struct obd_device *obd = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
369 | int i; |
370 | DECLARE_CKSUM_NAME; | |
371 | char kernbuf[10]; | |
372 | ||
373 | if (obd == NULL) | |
374 | return 0; | |
375 | ||
376 | if (count > sizeof(kernbuf) - 1) | |
377 | return -EINVAL; | |
378 | if (copy_from_user(kernbuf, buffer, count)) | |
379 | return -EFAULT; | |
380 | if (count > 0 && kernbuf[count - 1] == '\n') | |
381 | kernbuf[count - 1] = '\0'; | |
382 | else | |
383 | kernbuf[count] = '\0'; | |
384 | ||
385 | for (i = 0; i < ARRAY_SIZE(cksum_name); i++) { | |
386 | if (((1 << i) & obd->u.cli.cl_supp_cksum_types) == 0) | |
387 | continue; | |
388 | if (!strcmp(kernbuf, cksum_name[i])) { | |
389 | obd->u.cli.cl_cksum_type = 1 << i; | |
390 | return count; | |
391 | } | |
392 | } | |
393 | return -EINVAL; | |
394 | } | |
73bb1da6 | 395 | LPROC_SEQ_FOPS(osc_checksum_type); |
d7e09d03 | 396 | |
73bb1da6 | 397 | static int osc_resend_count_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 398 | { |
73bb1da6 | 399 | struct obd_device *obd = m->private; |
d7e09d03 | 400 | |
73bb1da6 | 401 | return seq_printf(m, "%u\n", atomic_read(&obd->u.cli.cl_resends)); |
d7e09d03 PT |
402 | } |
403 | ||
73bb1da6 PT |
404 | static ssize_t osc_resend_count_seq_write(struct file *file, const char *buffer, |
405 | size_t count, loff_t *off) | |
d7e09d03 | 406 | { |
73bb1da6 | 407 | struct obd_device *obd = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
408 | int val, rc; |
409 | ||
410 | rc = lprocfs_write_helper(buffer, count, &val); | |
411 | if (rc) | |
412 | return rc; | |
413 | ||
414 | if (val < 0) | |
415 | return -EINVAL; | |
416 | ||
417 | atomic_set(&obd->u.cli.cl_resends, val); | |
418 | ||
419 | return count; | |
420 | } | |
73bb1da6 | 421 | LPROC_SEQ_FOPS(osc_resend_count); |
d7e09d03 | 422 | |
73bb1da6 | 423 | static int osc_contention_seconds_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 424 | { |
73bb1da6 | 425 | struct obd_device *obd = m->private; |
d7e09d03 PT |
426 | struct osc_device *od = obd2osc_dev(obd); |
427 | ||
73bb1da6 | 428 | return seq_printf(m, "%u\n", od->od_contention_time); |
d7e09d03 PT |
429 | } |
430 | ||
73bb1da6 PT |
431 | static ssize_t osc_contention_seconds_seq_write(struct file *file, const char *buffer, |
432 | size_t count, loff_t *off) | |
d7e09d03 | 433 | { |
73bb1da6 | 434 | struct obd_device *obd = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
435 | struct osc_device *od = obd2osc_dev(obd); |
436 | ||
437 | return lprocfs_write_helper(buffer, count, &od->od_contention_time) ?: | |
438 | count; | |
439 | } | |
73bb1da6 | 440 | LPROC_SEQ_FOPS(osc_contention_seconds); |
d7e09d03 | 441 | |
73bb1da6 | 442 | static int osc_lockless_truncate_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 443 | { |
73bb1da6 | 444 | struct obd_device *obd = m->private; |
d7e09d03 PT |
445 | struct osc_device *od = obd2osc_dev(obd); |
446 | ||
73bb1da6 | 447 | return seq_printf(m, "%u\n", od->od_lockless_truncate); |
d7e09d03 PT |
448 | } |
449 | ||
73bb1da6 PT |
450 | static ssize_t osc_lockless_truncate_seq_write(struct file *file, const char *buffer, |
451 | size_t count, loff_t *off) | |
d7e09d03 | 452 | { |
73bb1da6 | 453 | struct obd_device *obd = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
454 | struct osc_device *od = obd2osc_dev(obd); |
455 | ||
456 | return lprocfs_write_helper(buffer, count, &od->od_lockless_truncate) ?: | |
457 | count; | |
458 | } | |
73bb1da6 | 459 | LPROC_SEQ_FOPS(osc_lockless_truncate); |
d7e09d03 | 460 | |
73bb1da6 | 461 | static int osc_destroys_in_flight_seq_show(struct seq_file *m, void *v) |
d7e09d03 | 462 | { |
73bb1da6 PT |
463 | struct obd_device *obd = m->private; |
464 | return seq_printf(m, "%u\n", | |
d7e09d03 PT |
465 | atomic_read(&obd->u.cli.cl_destroy_in_flight)); |
466 | } | |
73bb1da6 PT |
467 | LPROC_SEQ_FOPS_RO(osc_destroys_in_flight); |
468 | ||
469 | static int osc_obd_max_pages_per_rpc_seq_show(struct seq_file *m, void *v) | |
470 | { | |
471 | return lprocfs_obd_rd_max_pages_per_rpc(m, m->private); | |
472 | } | |
d7e09d03 | 473 | |
73bb1da6 PT |
474 | static ssize_t osc_obd_max_pages_per_rpc_seq_write(struct file *file, |
475 | const char *buffer, size_t count, loff_t *off) | |
d7e09d03 | 476 | { |
73bb1da6 | 477 | struct obd_device *dev = ((struct seq_file *)file->private_data)->private; |
d7e09d03 PT |
478 | struct client_obd *cli = &dev->u.cli; |
479 | struct obd_connect_data *ocd = &cli->cl_import->imp_connect_data; | |
480 | int chunk_mask, rc; | |
481 | __u64 val; | |
482 | ||
483 | rc = lprocfs_write_u64_helper(buffer, count, &val); | |
484 | if (rc) | |
485 | return rc; | |
486 | ||
487 | /* if the max_pages is specified in bytes, convert to pages */ | |
488 | if (val >= ONE_MB_BRW_SIZE) | |
489 | val >>= PAGE_CACHE_SHIFT; | |
490 | ||
491 | LPROCFS_CLIMP_CHECK(dev); | |
492 | ||
493 | chunk_mask = ~((1 << (cli->cl_chunkbits - PAGE_CACHE_SHIFT)) - 1); | |
494 | /* max_pages_per_rpc must be chunk aligned */ | |
495 | val = (val + ~chunk_mask) & chunk_mask; | |
496 | if (val == 0 || val > ocd->ocd_brw_size >> PAGE_CACHE_SHIFT) { | |
497 | LPROCFS_CLIMP_EXIT(dev); | |
498 | return -ERANGE; | |
499 | } | |
500 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
501 | cli->cl_max_pages_per_rpc = val; | |
502 | client_obd_list_unlock(&cli->cl_loi_list_lock); | |
503 | ||
504 | LPROCFS_CLIMP_EXIT(dev); | |
505 | return count; | |
506 | } | |
73bb1da6 PT |
507 | LPROC_SEQ_FOPS(osc_obd_max_pages_per_rpc); |
508 | ||
509 | LPROC_SEQ_FOPS_RO_TYPE(osc, uuid); | |
510 | LPROC_SEQ_FOPS_RO_TYPE(osc, connect_flags); | |
511 | LPROC_SEQ_FOPS_RO_TYPE(osc, blksize); | |
512 | LPROC_SEQ_FOPS_RO_TYPE(osc, kbytestotal); | |
513 | LPROC_SEQ_FOPS_RO_TYPE(osc, kbytesfree); | |
514 | LPROC_SEQ_FOPS_RO_TYPE(osc, kbytesavail); | |
515 | LPROC_SEQ_FOPS_RO_TYPE(osc, filestotal); | |
516 | LPROC_SEQ_FOPS_RO_TYPE(osc, filesfree); | |
517 | LPROC_SEQ_FOPS_RO_TYPE(osc, server_uuid); | |
518 | LPROC_SEQ_FOPS_RO_TYPE(osc, conn_uuid); | |
519 | LPROC_SEQ_FOPS_RO_TYPE(osc, timeouts); | |
520 | LPROC_SEQ_FOPS_RO_TYPE(osc, state); | |
521 | ||
522 | LPROC_SEQ_FOPS_WR_ONLY(osc, ping); | |
523 | ||
524 | LPROC_SEQ_FOPS_RW_TYPE(osc, import); | |
525 | LPROC_SEQ_FOPS_RW_TYPE(osc, pinger_recov); | |
d7e09d03 PT |
526 | |
527 | static struct lprocfs_vars lprocfs_osc_obd_vars[] = { | |
114a16b1 BKV |
528 | { "uuid", &osc_uuid_fops, NULL, 0 }, |
529 | { "ping", &osc_ping_fops, NULL, 0222 }, | |
530 | { "connect_flags", &osc_connect_flags_fops, NULL, 0 }, | |
531 | { "blocksize", &osc_blksize_fops, NULL, 0 }, | |
532 | { "kbytestotal", &osc_kbytestotal_fops, NULL, 0 }, | |
533 | { "kbytesfree", &osc_kbytesfree_fops, NULL, 0 }, | |
534 | { "kbytesavail", &osc_kbytesavail_fops, NULL, 0 }, | |
535 | { "filestotal", &osc_filestotal_fops, NULL, 0 }, | |
536 | { "filesfree", &osc_filesfree_fops, NULL, 0 }, | |
537 | /*{ "filegroups", lprocfs_rd_filegroups, NULL, 0 },*/ | |
538 | { "ost_server_uuid", &osc_server_uuid_fops, NULL, 0 }, | |
539 | { "ost_conn_uuid", &osc_conn_uuid_fops, NULL, 0 }, | |
540 | { "active", &osc_active_fops, NULL }, | |
541 | { "max_pages_per_rpc", &osc_obd_max_pages_per_rpc_fops, NULL }, | |
542 | { "max_rpcs_in_flight", &osc_max_rpcs_in_flight_fops, NULL }, | |
543 | { "destroys_in_flight", &osc_destroys_in_flight_fops, NULL, 0 }, | |
544 | { "max_dirty_mb", &osc_max_dirty_mb_fops, NULL }, | |
545 | { "osc_cached_mb", &osc_cached_mb_fops, NULL }, | |
546 | { "cur_dirty_bytes", &osc_cur_dirty_bytes_fops, NULL, 0 }, | |
547 | { "cur_grant_bytes", &osc_cur_grant_bytes_fops, NULL }, | |
548 | { "cur_lost_grant_bytes", &osc_cur_lost_grant_bytes_fops, NULL, 0}, | |
549 | { "grant_shrink_interval", &osc_grant_shrink_interval_fops, NULL }, | |
550 | { "checksums", &osc_checksum_fops, NULL }, | |
551 | { "checksum_type", &osc_checksum_type_fops, NULL }, | |
552 | { "resend_count", &osc_resend_count_fops, NULL}, | |
553 | { "timeouts", &osc_timeouts_fops, NULL, 0 }, | |
554 | { "contention_seconds", &osc_contention_seconds_fops, NULL }, | |
555 | { "lockless_truncate", &osc_lockless_truncate_fops, NULL }, | |
556 | { "import", &osc_import_fops, NULL }, | |
557 | { "state", &osc_state_fops, NULL, 0 }, | |
558 | { "pinger_recov", &osc_pinger_recov_fops, NULL }, | |
559 | { NULL } | |
d7e09d03 PT |
560 | }; |
561 | ||
73bb1da6 | 562 | LPROC_SEQ_FOPS_RO_TYPE(osc, numrefs); |
d7e09d03 | 563 | static struct lprocfs_vars lprocfs_osc_module_vars[] = { |
114a16b1 BKV |
564 | { "num_refs", &osc_numrefs_fops, NULL, 0 }, |
565 | { NULL } | |
d7e09d03 PT |
566 | }; |
567 | ||
568 | #define pct(a,b) (b ? a * 100 / b : 0) | |
569 | ||
570 | static int osc_rpc_stats_seq_show(struct seq_file *seq, void *v) | |
571 | { | |
572 | struct timeval now; | |
573 | struct obd_device *dev = seq->private; | |
574 | struct client_obd *cli = &dev->u.cli; | |
575 | unsigned long read_tot = 0, write_tot = 0, read_cum, write_cum; | |
576 | int i; | |
577 | ||
578 | do_gettimeofday(&now); | |
579 | ||
580 | client_obd_list_lock(&cli->cl_loi_list_lock); | |
581 | ||
582 | seq_printf(seq, "snapshot_time: %lu.%lu (secs.usecs)\n", | |
996adff8 | 583 | now.tv_sec, (unsigned long)now.tv_usec); |
d7e09d03 PT |
584 | seq_printf(seq, "read RPCs in flight: %d\n", |
585 | cli->cl_r_in_flight); | |
586 | seq_printf(seq, "write RPCs in flight: %d\n", | |
587 | cli->cl_w_in_flight); | |
588 | seq_printf(seq, "pending write pages: %d\n", | |
589 | atomic_read(&cli->cl_pending_w_pages)); | |
590 | seq_printf(seq, "pending read pages: %d\n", | |
591 | atomic_read(&cli->cl_pending_r_pages)); | |
592 | ||
593 | seq_printf(seq, "\n\t\t\tread\t\t\twrite\n"); | |
594 | seq_printf(seq, "pages per rpc rpcs %% cum %% |"); | |
595 | seq_printf(seq, " rpcs %% cum %%\n"); | |
596 | ||
597 | read_tot = lprocfs_oh_sum(&cli->cl_read_page_hist); | |
598 | write_tot = lprocfs_oh_sum(&cli->cl_write_page_hist); | |
599 | ||
600 | read_cum = 0; | |
601 | write_cum = 0; | |
602 | for (i = 0; i < OBD_HIST_MAX; i++) { | |
603 | unsigned long r = cli->cl_read_page_hist.oh_buckets[i]; | |
604 | unsigned long w = cli->cl_write_page_hist.oh_buckets[i]; | |
605 | read_cum += r; | |
606 | write_cum += w; | |
607 | seq_printf(seq, "%d:\t\t%10lu %3lu %3lu | %10lu %3lu %3lu\n", | |
608 | 1 << i, r, pct(r, read_tot), | |
609 | pct(read_cum, read_tot), w, | |
610 | pct(w, write_tot), | |
611 | pct(write_cum, write_tot)); | |
612 | if (read_cum == read_tot && write_cum == write_tot) | |
613 | break; | |
614 | } | |
615 | ||
616 | seq_printf(seq, "\n\t\t\tread\t\t\twrite\n"); | |
617 | seq_printf(seq, "rpcs in flight rpcs %% cum %% |"); | |
618 | seq_printf(seq, " rpcs %% cum %%\n"); | |
619 | ||
620 | read_tot = lprocfs_oh_sum(&cli->cl_read_rpc_hist); | |
621 | write_tot = lprocfs_oh_sum(&cli->cl_write_rpc_hist); | |
622 | ||
623 | read_cum = 0; | |
624 | write_cum = 0; | |
625 | for (i = 0; i < OBD_HIST_MAX; i++) { | |
626 | unsigned long r = cli->cl_read_rpc_hist.oh_buckets[i]; | |
627 | unsigned long w = cli->cl_write_rpc_hist.oh_buckets[i]; | |
628 | read_cum += r; | |
629 | write_cum += w; | |
630 | seq_printf(seq, "%d:\t\t%10lu %3lu %3lu | %10lu %3lu %3lu\n", | |
631 | i, r, pct(r, read_tot), | |
632 | pct(read_cum, read_tot), w, | |
633 | pct(w, write_tot), | |
634 | pct(write_cum, write_tot)); | |
635 | if (read_cum == read_tot && write_cum == write_tot) | |
636 | break; | |
637 | } | |
638 | ||
639 | seq_printf(seq, "\n\t\t\tread\t\t\twrite\n"); | |
640 | seq_printf(seq, "offset rpcs %% cum %% |"); | |
641 | seq_printf(seq, " rpcs %% cum %%\n"); | |
642 | ||
643 | read_tot = lprocfs_oh_sum(&cli->cl_read_offset_hist); | |
644 | write_tot = lprocfs_oh_sum(&cli->cl_write_offset_hist); | |
645 | ||
646 | read_cum = 0; | |
647 | write_cum = 0; | |
648 | for (i = 0; i < OBD_HIST_MAX; i++) { | |
649 | unsigned long r = cli->cl_read_offset_hist.oh_buckets[i]; | |
650 | unsigned long w = cli->cl_write_offset_hist.oh_buckets[i]; | |
651 | read_cum += r; | |
652 | write_cum += w; | |
653 | seq_printf(seq, "%d:\t\t%10lu %3lu %3lu | %10lu %3lu %3lu\n", | |
654 | (i == 0) ? 0 : 1 << (i - 1), | |
655 | r, pct(r, read_tot), pct(read_cum, read_tot), | |
656 | w, pct(w, write_tot), pct(write_cum, write_tot)); | |
657 | if (read_cum == read_tot && write_cum == write_tot) | |
658 | break; | |
659 | } | |
660 | ||
661 | client_obd_list_unlock(&cli->cl_loi_list_lock); | |
662 | ||
663 | return 0; | |
664 | } | |
665 | #undef pct | |
666 | ||
667 | static ssize_t osc_rpc_stats_seq_write(struct file *file, const char *buf, | |
668 | size_t len, loff_t *off) | |
669 | { | |
670 | struct seq_file *seq = file->private_data; | |
671 | struct obd_device *dev = seq->private; | |
672 | struct client_obd *cli = &dev->u.cli; | |
673 | ||
674 | lprocfs_oh_clear(&cli->cl_read_rpc_hist); | |
675 | lprocfs_oh_clear(&cli->cl_write_rpc_hist); | |
676 | lprocfs_oh_clear(&cli->cl_read_page_hist); | |
677 | lprocfs_oh_clear(&cli->cl_write_page_hist); | |
678 | lprocfs_oh_clear(&cli->cl_read_offset_hist); | |
679 | lprocfs_oh_clear(&cli->cl_write_offset_hist); | |
680 | ||
681 | return len; | |
682 | } | |
683 | ||
684 | LPROC_SEQ_FOPS(osc_rpc_stats); | |
685 | ||
686 | static int osc_stats_seq_show(struct seq_file *seq, void *v) | |
687 | { | |
688 | struct timeval now; | |
689 | struct obd_device *dev = seq->private; | |
690 | struct osc_stats *stats = &obd2osc_dev(dev)->od_stats; | |
691 | ||
692 | do_gettimeofday(&now); | |
693 | ||
694 | seq_printf(seq, "snapshot_time: %lu.%lu (secs.usecs)\n", | |
996adff8 | 695 | now.tv_sec, (unsigned long)now.tv_usec); |
b0f5aad5 | 696 | seq_printf(seq, "lockless_write_bytes\t\t%llu\n", |
d7e09d03 | 697 | stats->os_lockless_writes); |
b0f5aad5 | 698 | seq_printf(seq, "lockless_read_bytes\t\t%llu\n", |
d7e09d03 | 699 | stats->os_lockless_reads); |
b0f5aad5 | 700 | seq_printf(seq, "lockless_truncate\t\t%llu\n", |
d7e09d03 PT |
701 | stats->os_lockless_truncates); |
702 | return 0; | |
703 | } | |
704 | ||
705 | static ssize_t osc_stats_seq_write(struct file *file, const char *buf, | |
706 | size_t len, loff_t *off) | |
707 | { | |
708 | struct seq_file *seq = file->private_data; | |
709 | struct obd_device *dev = seq->private; | |
710 | struct osc_stats *stats = &obd2osc_dev(dev)->od_stats; | |
711 | ||
712 | memset(stats, 0, sizeof(*stats)); | |
713 | return len; | |
714 | } | |
715 | ||
716 | LPROC_SEQ_FOPS(osc_stats); | |
717 | ||
718 | int lproc_osc_attach_seqstat(struct obd_device *dev) | |
719 | { | |
720 | int rc; | |
721 | ||
722 | rc = lprocfs_seq_create(dev->obd_proc_entry, "osc_stats", 0644, | |
723 | &osc_stats_fops, dev); | |
724 | if (rc == 0) | |
725 | rc = lprocfs_obd_seq_create(dev, "rpc_stats", 0644, | |
726 | &osc_rpc_stats_fops, dev); | |
727 | ||
728 | return rc; | |
729 | } | |
730 | ||
731 | void lprocfs_osc_init_vars(struct lprocfs_static_vars *lvars) | |
732 | { | |
733 | lvars->module_vars = lprocfs_osc_module_vars; | |
734 | lvars->obd_vars = lprocfs_osc_obd_vars; | |
735 | } |