4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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.
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).
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.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
32 * lustre/mdt/mdt_lproc.c
34 * Author: Lai Siyao <lsy@clusterfs.com>
35 * Author: Fan Yong <fanyong@clusterfs.com>
38 #define DEBUG_SUBSYSTEM S_MDS
40 #include <linux/version.h>
41 #include <asm/statfs.h>
43 #include <linux/module.h>
44 #include <uapi/linux/lnet/nidstr.h>
45 /* LUSTRE_VERSION_CODE */
46 #include <uapi/linux/lustre/lustre_ver.h>
48 * struct OBD_{ALLOC,FREE}*()
51 #include <obd_support.h>
52 /* struct obd_export */
53 #include <lustre_export.h>
54 /* struct obd_device */
56 #include <obd_class.h>
57 #include <lustre_mds.h>
58 #include <lprocfs_status.h>
59 #include "mdt_internal.h"
62 * The rename stats output would be YAML formats, like
64 * - snapshot_time: 1234567890.123456
66 * 4kB: { samples: 1230, pct: 33, cum_pct: 45 }
67 * 8kB: { samples: 1242, pct: 33, cum_pct: 78 }
68 * 16kB: { samples: 132, pct: 3, cum_pct: 81 }
70 * 4kB: { samples: 123, pct: 33, cum_pct: 45 }
71 * 8kB: { samples: 124, pct: 33, cum_pct: 78 }
72 * 16kB: { samples: 12, pct: 3, cum_pct: 81 }
74 * 4kB: { samples: 123, pct: 33, cum_pct: 45 }
75 * 8kB: { samples: 124, pct: 33, cum_pct: 78 }
76 * 16kB: { samples: 12, pct: 3, cum_pct: 81 }
79 #define pct(a, b) (b ? a * 100 / b : 0)
81 static void display_rename_stats(struct seq_file *seq, char *name,
82 struct obd_histogram *hist)
84 unsigned long tot, t, cum = 0;
87 tot = lprocfs_oh_sum(hist);
89 seq_printf(seq, "- %-15s\n", name);
90 /* dir size start from 4K, start i from 10(2^10) here */
91 for (i = 0; i < OBD_HIST_MAX; i++) {
92 t = hist->oh_buckets[i];
98 seq_printf(seq, "%6s%d%s", " ", 1<< i, "bytes:");
100 seq_printf(seq, "%6s%d%s", " ", 1<<(i-10), "KB:");
102 seq_printf(seq, "%6s%d%s", " ", 1<<(i-20), "MB:");
104 seq_printf(seq, " { sample: %3lu, pct: %3lu, cum_pct: %3lu }\n",
105 t, pct(t, tot), pct(cum, tot));
112 static void rename_stats_show(struct seq_file *seq,
113 struct rename_stats *rename_stats)
115 struct timespec64 now;
117 /* this sampling races with updates */
118 ktime_get_real_ts64(&now);
119 seq_printf(seq, "rename_stats:\n");
120 seq_printf(seq, "- %-15s %llu.%9lu\n", "snapshot_time:",
121 (s64)now.tv_sec, now.tv_nsec);
123 display_rename_stats(seq, "same_dir",
124 &rename_stats->hist[RENAME_SAMEDIR_SIZE]);
125 display_rename_stats(seq, "crossdir_src",
126 &rename_stats->hist[RENAME_CROSSDIR_SRC_SIZE]);
127 display_rename_stats(seq, "crossdir_tgt",
128 &rename_stats->hist[RENAME_CROSSDIR_TGT_SIZE]);
133 static int mdt_rename_stats_seq_show(struct seq_file *seq, void *v)
135 struct mdt_device *mdt = seq->private;
137 rename_stats_show(seq, &mdt->mdt_rename_stats);
143 mdt_rename_stats_seq_write(struct file *file, const char __user *buf,
144 size_t len, loff_t *off)
146 struct seq_file *seq = file->private_data;
147 struct mdt_device *mdt = seq->private;
150 for (i = 0; i < RENAME_LAST; i++)
151 lprocfs_oh_clear(&mdt->mdt_rename_stats.hist[i]);
155 LPROC_SEQ_FOPS(mdt_rename_stats);
157 static int lproc_mdt_attach_rename_seqstat(struct mdt_device *mdt)
161 for (i = 0; i < RENAME_LAST; i++)
162 spin_lock_init(&mdt->mdt_rename_stats.hist[i].oh_lock);
164 return lprocfs_obd_seq_create(mdt2obd_dev(mdt), "rename_stats", 0644,
165 &mdt_rename_stats_fops, mdt);
168 void mdt_rename_counter_tally(struct mdt_thread_info *info,
169 struct mdt_device *mdt,
170 struct ptlrpc_request *req,
171 struct mdt_object *src,
172 struct mdt_object *tgt)
174 struct md_attr *ma = &info->mti_attr;
175 struct rename_stats *rstats = &mdt->mdt_rename_stats;
178 ma->ma_need = MA_INODE;
180 rc = mo_attr_get(info->mti_env, mdt_object_child(src), ma);
182 CERROR("%s: "DFID" attr_get, rc = %d\n",
183 mdt_obd_name(mdt), PFID(mdt_object_fid(src)), rc);
188 mdt_counter_incr(req, LPROC_MDT_SAMEDIR_RENAME);
189 lprocfs_oh_tally_log2(&rstats->hist[RENAME_SAMEDIR_SIZE],
190 (unsigned int)ma->ma_attr.la_size);
194 mdt_counter_incr(req, LPROC_MDT_CROSSDIR_RENAME);
195 lprocfs_oh_tally_log2(&rstats->hist[RENAME_CROSSDIR_SRC_SIZE],
196 (unsigned int)ma->ma_attr.la_size);
198 ma->ma_need = MA_INODE;
200 rc = mo_attr_get(info->mti_env, mdt_object_child(tgt), ma);
202 CERROR("%s: "DFID" attr_get, rc = %d\n",
203 mdt_obd_name(mdt), PFID(mdt_object_fid(tgt)), rc);
207 lprocfs_oh_tally_log2(&rstats->hist[RENAME_CROSSDIR_TGT_SIZE],
208 (unsigned int)ma->ma_attr.la_size);
211 static int mdt_identity_expire_seq_show(struct seq_file *m, void *data)
213 struct obd_device *obd = m->private;
214 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
216 seq_printf(m, "%lld\n", mdt->mdt_identity_cache->uc_entry_expire);
221 mdt_identity_expire_seq_write(struct file *file, const char __user *buffer,
222 size_t count, loff_t *off)
224 struct seq_file *m = file->private_data;
225 struct obd_device *obd = m->private;
226 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
230 rc = kstrtoll_from_user(buffer, count, 0, &val);
237 mdt->mdt_identity_cache->uc_entry_expire = val;
241 LPROC_SEQ_FOPS(mdt_identity_expire);
243 static int mdt_identity_acquire_expire_seq_show(struct seq_file *m, void *data)
245 struct obd_device *obd = m->private;
246 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
248 seq_printf(m, "%lld\n", mdt->mdt_identity_cache->uc_acquire_expire);
253 mdt_identity_acquire_expire_seq_write(struct file *file,
254 const char __user *buffer,
255 size_t count, loff_t *off)
257 struct seq_file *m = file->private_data;
258 struct obd_device *obd = m->private;
259 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
263 rc = kstrtoll_from_user(buffer, count, 0, &val);
267 if (val < 0 || val > INT_MAX)
270 mdt->mdt_identity_cache->uc_acquire_expire = val;
274 LPROC_SEQ_FOPS(mdt_identity_acquire_expire);
276 static int mdt_identity_upcall_seq_show(struct seq_file *m, void *data)
278 struct obd_device *obd = m->private;
279 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
280 struct upcall_cache *hash = mdt->mdt_identity_cache;
282 down_read(&hash->uc_upcall_rwsem);
283 seq_printf(m, "%s\n", hash->uc_upcall);
284 up_read(&hash->uc_upcall_rwsem);
289 mdt_identity_upcall_seq_write(struct file *file, const char __user *buffer,
290 size_t count, loff_t *off)
292 struct seq_file *m = file->private_data;
293 struct obd_device *obd = m->private;
294 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
295 struct upcall_cache *hash = mdt->mdt_identity_cache;
299 if (count >= UC_CACHE_UPCALL_MAXPATH) {
300 CERROR("%s: identity upcall too long\n", mdt_obd_name(mdt));
303 OBD_ALLOC(kernbuf, count + 1);
305 GOTO(failed, rc = -ENOMEM);
306 if (copy_from_user(kernbuf, buffer, count))
307 GOTO(failed, rc = -EFAULT);
309 /* Remove any extraneous bits from the upcall (e.g. linefeeds) */
310 down_write(&hash->uc_upcall_rwsem);
311 sscanf(kernbuf, "%s", hash->uc_upcall);
312 up_write(&hash->uc_upcall_rwsem);
314 if (strcmp(hash->uc_name, mdt_obd_name(mdt)) != 0)
315 CWARN("%s: write to upcall name %s\n",
316 mdt_obd_name(mdt), hash->uc_upcall);
318 if (strcmp(hash->uc_upcall, "NONE") == 0 && mdt->mdt_opts.mo_acl)
319 CWARN("%s: disable \"identity_upcall\" with ACL enabled maybe "
320 "cause unexpected \"EACCESS\"\n", mdt_obd_name(mdt));
322 CDEBUG(D_CONFIG, "%s: identity upcall set to %s\n", mdt_obd_name(mdt),
324 OBD_FREE(kernbuf, count + 1);
329 OBD_FREE(kernbuf, count + 1);
332 LPROC_SEQ_FOPS(mdt_identity_upcall);
335 lprocfs_identity_flush_seq_write(struct file *file, const char __user *buffer,
336 size_t count, void *data)
338 struct seq_file *m = file->private_data;
339 struct obd_device *obd = m->private;
340 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
344 rc = kstrtoint_from_user(buffer, count, 0, &uid);
348 mdt_flush_identity(mdt->mdt_identity_cache, uid);
351 LPROC_SEQ_FOPS_WR_ONLY(mdt, identity_flush);
354 lprocfs_identity_info_seq_write(struct file *file, const char __user *buffer,
355 size_t count, void *data)
357 struct seq_file *m = file->private_data;
358 struct obd_device *obd = m->private;
359 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
360 struct identity_downcall_data *param;
361 int size = sizeof(*param), rc, checked = 0;
365 CERROR("%s: invalid data count = %lu, size = %d\n",
366 mdt_obd_name(mdt), (unsigned long) count, size);
370 OBD_ALLOC(param, size);
374 if (copy_from_user(param, buffer, size)) {
375 CERROR("%s: bad identity data\n", mdt_obd_name(mdt));
376 GOTO(out, rc = -EFAULT);
381 if (param->idd_magic != IDENTITY_DOWNCALL_MAGIC) {
382 CERROR("%s: MDS identity downcall bad params\n",
384 GOTO(out, rc = -EINVAL);
387 if (param->idd_nperms > N_PERMS_MAX) {
388 CERROR("%s: perm count %d more than maximum %d\n",
389 mdt_obd_name(mdt), param->idd_nperms,
391 GOTO(out, rc = -EINVAL);
394 if (param->idd_ngroups > NGROUPS_MAX) {
395 CERROR("%s: group count %d more than maximum %d\n",
396 mdt_obd_name(mdt), param->idd_ngroups,
398 GOTO(out, rc = -EINVAL);
401 if (param->idd_ngroups) {
402 rc = param->idd_ngroups; /* save idd_ngroups */
403 OBD_FREE(param, size);
404 size = offsetof(struct identity_downcall_data,
410 rc = upcall_cache_downcall(mdt->mdt_identity_cache, param->idd_err,
411 param->idd_uid, param);
415 OBD_FREE(param, size);
417 return rc ? rc : count;
419 LPROC_SEQ_FOPS_WR_ONLY(mdt, identity_info);
421 static int mdt_site_stats_seq_show(struct seq_file *m, void *data)
423 struct obd_device *obd = m->private;
424 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
426 return lu_site_stats_seq_print(mdt_lu_site(mdt), m);
428 LPROC_SEQ_FOPS_RO(mdt_site_stats);
430 #define BUFLEN (UUID_MAX + 4)
433 lprocfs_mds_evict_client_seq_write(struct file *file, const char __user *buf,
434 size_t count, loff_t *off)
436 struct seq_file *m = file->private_data;
437 struct obd_device *obd = m->private;
438 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
443 OBD_ALLOC(kbuf, BUFLEN);
448 * OBD_ALLOC() will zero kbuf, but we only copy BUFLEN - 1
449 * bytes into kbuf, to ensure that the string is NUL-terminated.
450 * UUID_MAX should include a trailing NUL already.
452 if (copy_from_user(kbuf, buf, min_t(unsigned long, BUFLEN - 1, count)))
453 GOTO(out, rc = -EFAULT);
454 tmpbuf = cfs_firststr(kbuf, min_t(unsigned long, BUFLEN - 1, count));
456 if (strncmp(tmpbuf, "nid:", 4) != 0) {
457 count = lprocfs_evict_client_seq_write(file, buf, count, off);
461 if (mdt->mdt_opts.mo_evict_tgt_nids) {
462 rc = obd_set_info_async(NULL, mdt->mdt_child_exp,
463 sizeof(KEY_EVICT_BY_NID),
465 strlen(tmpbuf + 4) + 1,
468 CERROR("Failed to evict nid %s from OSTs: rc %d\n",
472 /* See the comments in function lprocfs_wr_evict_client()
473 * in ptlrpc/lproc_ptlrpc.c for details. - jay */
474 class_incref(obd, __func__, current);
475 obd_export_evict_by_nid(obd, tmpbuf + 4);
476 class_decref(obd, __func__, current);
480 OBD_FREE(kbuf, BUFLEN);
481 return rc < 0 ? rc : count;
486 static int mdt_evict_tgt_nids_seq_show(struct seq_file *m, void *data)
488 struct obd_device *obd = m->private;
489 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
491 seq_printf(m, "%u\n", mdt->mdt_opts.mo_evict_tgt_nids);
496 mdt_evict_tgt_nids_seq_write(struct file *file, const char __user *buffer,
497 size_t count, loff_t *off)
499 struct seq_file *m = file->private_data;
500 struct obd_device *obd = m->private;
501 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
505 rc = kstrtobool_from_user(buffer, count, &val);
509 mdt->mdt_opts.mo_evict_tgt_nids = val;
512 LPROC_SEQ_FOPS(mdt_evict_tgt_nids);
514 static int mdt_cos_seq_show(struct seq_file *m, void *data)
516 struct obd_device *obd = m->private;
517 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
519 seq_printf(m, "%u\n", mdt_cos_is_enabled(mdt));
524 mdt_cos_seq_write(struct file *file, const char __user *buffer,
525 size_t count, loff_t *off)
527 struct seq_file *m = file->private_data;
528 struct obd_device *obd = m->private;
529 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
533 rc = kstrtobool_from_user(buffer, count, &val);
537 mdt_enable_cos(mdt, val);
540 LPROC_SEQ_FOPS(mdt_cos);
542 static int mdt_root_squash_seq_show(struct seq_file *m, void *data)
544 struct obd_device *obd = m->private;
545 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
546 struct root_squash_info *squash = &mdt->mdt_squash;
548 seq_printf(m, "%u:%u\n", squash->rsi_uid,
554 mdt_root_squash_seq_write(struct file *file, const char __user *buffer,
555 size_t count, loff_t *off)
557 struct seq_file *m = file->private_data;
558 struct obd_device *obd = m->private;
559 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
560 struct root_squash_info *squash = &mdt->mdt_squash;
562 return lprocfs_wr_root_squash(buffer, count, squash,
565 LPROC_SEQ_FOPS(mdt_root_squash);
567 static int mdt_nosquash_nids_seq_show(struct seq_file *m, void *data)
569 struct obd_device *obd = m->private;
570 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
571 struct root_squash_info *squash = &mdt->mdt_squash;
574 down_read(&squash->rsi_sem);
575 if (!list_empty(&squash->rsi_nosquash_nids)) {
576 len = cfs_print_nidlist(m->buf + m->count, m->size - m->count,
577 &squash->rsi_nosquash_nids);
581 seq_puts(m, "NONE\n");
582 up_read(&squash->rsi_sem);
588 mdt_nosquash_nids_seq_write(struct file *file, const char __user *buffer,
589 size_t count, loff_t *off)
591 struct seq_file *m = file->private_data;
592 struct obd_device *obd = m->private;
593 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
594 struct root_squash_info *squash = &mdt->mdt_squash;
596 return lprocfs_wr_nosquash_nids(buffer, count, squash,
599 LPROC_SEQ_FOPS(mdt_nosquash_nids);
601 static int mdt_enable_remote_dir_seq_show(struct seq_file *m, void *data)
603 struct obd_device *obd = m->private;
604 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
606 seq_printf(m, "%u\n", mdt->mdt_enable_remote_dir);
611 mdt_enable_remote_dir_seq_write(struct file *file, const char __user *buffer,
612 size_t count, loff_t *off)
614 struct seq_file *m = file->private_data;
615 struct obd_device *obd = m->private;
616 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
620 rc = kstrtobool_from_user(buffer, count, &val);
624 mdt->mdt_enable_remote_dir = val;
627 LPROC_SEQ_FOPS(mdt_enable_remote_dir);
629 static int mdt_enable_remote_dir_gid_seq_show(struct seq_file *m, void *data)
631 struct obd_device *obd = m->private;
632 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
634 seq_printf(m, "%d\n",
635 (int)mdt->mdt_enable_remote_dir_gid);
640 mdt_enable_remote_dir_gid_seq_write(struct file *file,
641 const char __user *buffer,
642 size_t count, loff_t *off)
644 struct seq_file *m = file->private_data;
645 struct obd_device *obd = m->private;
646 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
650 rc = kstrtoint_from_user(buffer, count, 0, &val);
654 mdt->mdt_enable_remote_dir_gid = val;
657 LPROC_SEQ_FOPS(mdt_enable_remote_dir_gid);
660 * Show MDT policy for handling dirty metadata under a lock being cancelled.
662 * \param[in] m seq_file handle
663 * \param[in] data unused for single entry
665 * \retval 0 on success
666 * \retval negative value on error
668 static int mdt_slc_seq_show(struct seq_file *m, void *data)
670 struct obd_device *obd = m->private;
671 struct lu_target *tgt = obd->u.obt.obt_lut;
672 char *slc_states[] = {"never", "blocking", "always" };
674 seq_printf(m, "%s\n", slc_states[tgt->lut_sync_lock_cancel]);
677 LPROC_SEQ_FOPS_RO(mdt_slc);
680 * Show MDT async commit count.
682 * \param[in] m seq_file handle
683 * \param[in] data unused for single entry
685 * \retval 0 on success
686 * \retval negative value on error
688 static int mdt_async_commit_count_seq_show(struct seq_file *m, void *data)
690 struct obd_device *obd = m->private;
691 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
693 seq_printf(m, "%d\n", atomic_read(&mdt->mdt_async_commit_count));
698 mdt_async_commit_count_seq_write(struct file *file, const char __user *buffer,
699 size_t count, loff_t *off)
701 struct seq_file *m = file->private_data;
702 struct obd_device *obd = m->private;
703 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
707 rc = kstrtoint_from_user(buffer, count, 0, &val);
711 atomic_set(&mdt->mdt_async_commit_count, val);
715 LPROC_SEQ_FOPS(mdt_async_commit_count);
718 * Show MDT sync count.
720 * \param[in] m seq_file handle
721 * \param[in] data unused for single entry
723 * \retval 0 on success
724 * \retval negative value on error
726 static int mdt_sync_count_seq_show(struct seq_file *m, void *data)
728 struct obd_device *obd = m->private;
729 struct lu_target *tgt = obd->u.obt.obt_lut;
731 seq_printf(m, "%d\n", atomic_read(&tgt->lut_sync_count));
736 mdt_sync_count_seq_write(struct file *file, const char __user *buffer,
737 size_t count, loff_t *off)
739 struct seq_file *m = file->private_data;
740 struct obd_device *obd = m->private;
741 struct lu_target *tgt = obd->u.obt.obt_lut;
745 rc = kstrtoint_from_user(buffer, count, 0, &val);
749 atomic_set(&tgt->lut_sync_count, val);
753 LPROC_SEQ_FOPS(mdt_sync_count);
755 static int mdt_dom_lock_seq_show(struct seq_file *m, void *data)
757 struct obd_device *obd = m->private;
758 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
760 seq_printf(m, "%u\n", (mdt->mdt_opts.mo_dom_lock != 0));
765 mdt_dom_lock_seq_write(struct file *file, const char __user *buffer,
766 size_t count, loff_t *off)
768 struct seq_file *m = file->private_data;
769 struct obd_device *obd = m->private;
770 struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
774 rc = kstrtobool_from_user(buffer, count, &val);
778 mdt->mdt_opts.mo_dom_lock = val;
781 LPROC_SEQ_FOPS(mdt_dom_lock);
783 LPROC_SEQ_FOPS_RO_TYPE(mdt, recovery_status);
784 LPROC_SEQ_FOPS_RO_TYPE(mdt, num_exports);
785 LPROC_SEQ_FOPS_RO_TYPE(mdt, target_instance);
786 LPROC_SEQ_FOPS_RO_TYPE(mdt, hash);
787 LPROC_SEQ_FOPS_WR_ONLY(mdt, mds_evict_client);
788 LPROC_SEQ_FOPS_RW_TYPE(mdt, job_interval);
789 LPROC_SEQ_FOPS_RW_TYPE(mdt, ir_factor);
790 LPROC_SEQ_FOPS_RW_TYPE(mdt, nid_stats_clear);
791 LPROC_SEQ_FOPS(mdt_hsm_cdt_control);
793 LPROC_SEQ_FOPS_RW_TYPE(mdt, recovery_time_hard);
794 LPROC_SEQ_FOPS_RW_TYPE(mdt, recovery_time_soft);
796 LPROC_SEQ_FOPS_RO(tgt_tot_dirty);
797 LPROC_SEQ_FOPS_RO(tgt_tot_granted);
798 LPROC_SEQ_FOPS_RO(tgt_tot_pending);
799 LPROC_SEQ_FOPS(tgt_grant_compat_disable);
801 static struct lprocfs_vars lprocfs_mdt_obd_vars[] = {
802 { .name = "tot_dirty",
803 .fops = &tgt_tot_dirty_fops },
804 { .name = "tot_pending",
805 .fops = &tgt_tot_pending_fops },
806 { .name = "tot_granted",
807 .fops = &tgt_tot_granted_fops },
808 { .name = "grant_compat_disable",
809 .fops = &tgt_grant_compat_disable_fops },
810 { .name = "recovery_status",
811 .fops = &mdt_recovery_status_fops },
812 { .name = "num_exports",
813 .fops = &mdt_num_exports_fops },
814 { .name = "identity_expire",
815 .fops = &mdt_identity_expire_fops },
816 { .name = "identity_acquire_expire",
817 .fops = &mdt_identity_acquire_expire_fops },
818 { .name = "identity_upcall",
819 .fops = &mdt_identity_upcall_fops },
820 { .name = "identity_flush",
821 .fops = &mdt_identity_flush_fops },
822 { .name = "identity_info",
823 .fops = &mdt_identity_info_fops },
824 { .name = "site_stats",
825 .fops = &mdt_site_stats_fops },
826 { .name = "evict_client",
827 .fops = &mdt_mds_evict_client_fops },
828 { .name = "evict_tgt_nids",
829 .fops = &mdt_evict_tgt_nids_fops },
830 { .name = "hash_stats",
831 .fops = &mdt_hash_fops },
832 { .name = "commit_on_sharing",
833 .fops = &mdt_cos_fops },
834 { .name = "root_squash",
835 .fops = &mdt_root_squash_fops },
836 { .name = "nosquash_nids",
837 .fops = &mdt_nosquash_nids_fops },
838 { .name = "instance",
839 .fops = &mdt_target_instance_fops },
840 { .name = "ir_factor",
841 .fops = &mdt_ir_factor_fops },
842 { .name = "job_cleanup_interval",
843 .fops = &mdt_job_interval_fops },
844 { .name = "enable_remote_dir",
845 .fops = &mdt_enable_remote_dir_fops },
846 { .name = "enable_remote_dir_gid",
847 .fops = &mdt_enable_remote_dir_gid_fops },
848 { .name = "hsm_control",
849 .fops = &mdt_hsm_cdt_control_fops },
850 { .name = "recovery_time_hard",
851 .fops = &mdt_recovery_time_hard_fops },
852 { .name = "recovery_time_soft",
853 .fops = &mdt_recovery_time_soft_fops },
854 { .name = "sync_lock_cancel",
855 .fops = &mdt_slc_fops },
856 { .name = "async_commit_count",
857 .fops = &mdt_async_commit_count_fops },
858 { .name = "sync_count",
859 .fops = &mdt_sync_count_fops },
860 { .name = "dom_lock",
861 .fops = &mdt_dom_lock_fops },
866 lprocfs_mdt_print_open_files(struct cfs_hash *hs, struct cfs_hash_bd *bd,
867 struct hlist_node *hnode, void *v)
869 struct obd_export *exp = cfs_hash_object(hs, hnode);
870 struct seq_file *seq = v;
872 if (exp->exp_lock_hash != NULL) {
873 struct mdt_export_data *med = &exp->exp_mdt_data;
874 struct mdt_file_data *mfd;
876 spin_lock(&med->med_open_lock);
877 list_for_each_entry(mfd, &med->med_open_head, mfd_list) {
878 seq_printf(seq, DFID"\n",
879 PFID(mdt_object_fid(mfd->mfd_object)));
881 spin_unlock(&med->med_open_lock);
887 static int lprocfs_mdt_open_files_seq_show(struct seq_file *seq, void *v)
889 struct nid_stat *stats = seq->private;
890 struct obd_device *obd = stats->nid_obd;
892 cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
893 lprocfs_mdt_print_open_files, seq);
898 int lprocfs_mdt_open_files_seq_open(struct inode *inode, struct file *file)
900 struct seq_file *seq;
903 rc = single_open(file, &lprocfs_mdt_open_files_seq_show, NULL);
907 seq = file->private_data;
908 seq->private = PDE_DATA(inode);
913 void mdt_counter_incr(struct ptlrpc_request *req, int opcode)
915 struct obd_export *exp = req->rq_export;
917 if (exp->exp_obd && exp->exp_obd->obd_md_stats)
918 lprocfs_counter_incr(exp->exp_obd->obd_md_stats, opcode);
919 if (exp->exp_nid_stats && exp->exp_nid_stats->nid_stats != NULL)
920 lprocfs_counter_incr(exp->exp_nid_stats->nid_stats, opcode);
921 if (exp->exp_obd && exp->exp_obd->u.obt.obt_jobstats.ojs_hash &&
922 (exp_connect_flags(exp) & OBD_CONNECT_JOBSTATS))
923 lprocfs_job_stats_log(exp->exp_obd,
924 lustre_msg_get_jobid(req->rq_reqmsg),
928 void mdt_stats_counter_init(struct lprocfs_stats *stats)
930 LASSERT(stats && stats->ls_num >= LPROC_MDT_LAST);
932 lprocfs_counter_init(stats, LPROC_MDT_OPEN, 0, "open", "reqs");
933 lprocfs_counter_init(stats, LPROC_MDT_CLOSE, 0, "close", "reqs");
934 lprocfs_counter_init(stats, LPROC_MDT_MKNOD, 0, "mknod", "reqs");
935 lprocfs_counter_init(stats, LPROC_MDT_LINK, 0, "link", "reqs");
936 lprocfs_counter_init(stats, LPROC_MDT_UNLINK, 0, "unlink", "reqs");
937 lprocfs_counter_init(stats, LPROC_MDT_MKDIR, 0, "mkdir", "reqs");
938 lprocfs_counter_init(stats, LPROC_MDT_RMDIR, 0, "rmdir", "reqs");
939 lprocfs_counter_init(stats, LPROC_MDT_RENAME, 0, "rename", "reqs");
940 lprocfs_counter_init(stats, LPROC_MDT_GETATTR, 0, "getattr", "reqs");
941 lprocfs_counter_init(stats, LPROC_MDT_SETATTR, 0, "setattr", "reqs");
942 lprocfs_counter_init(stats, LPROC_MDT_GETXATTR, 0, "getxattr", "reqs");
943 lprocfs_counter_init(stats, LPROC_MDT_SETXATTR, 0, "setxattr", "reqs");
944 lprocfs_counter_init(stats, LPROC_MDT_STATFS, 0, "statfs", "reqs");
945 lprocfs_counter_init(stats, LPROC_MDT_SYNC, 0, "sync", "reqs");
946 lprocfs_counter_init(stats, LPROC_MDT_SAMEDIR_RENAME, 0,
947 "samedir_rename", "reqs");
948 lprocfs_counter_init(stats, LPROC_MDT_CROSSDIR_RENAME, 0,
949 "crossdir_rename", "reqs");
950 lprocfs_counter_init(stats, LPROC_MDT_IO_READ,
951 LPROCFS_CNTR_AVGMINMAX, "read_bytes", "bytes");
952 lprocfs_counter_init(stats, LPROC_MDT_IO_WRITE,
953 LPROCFS_CNTR_AVGMINMAX, "write_bytes", "bytes");
954 lprocfs_counter_init(stats, LPROC_MDT_IO_PUNCH, 0, "punch", "reqs");
957 int mdt_procfs_init(struct mdt_device *mdt, const char *name)
959 struct obd_device *obd = mdt2obd_dev(mdt);
963 LASSERT(name != NULL);
965 obd->obd_vars = lprocfs_mdt_obd_vars;
966 rc = lprocfs_obd_setup(obd, true);
968 CERROR("%s: cannot create proc entries: rc = %d\n",
969 mdt_obd_name(mdt), rc);
973 rc = hsm_cdt_procfs_init(mdt);
975 CERROR("%s: cannot create hsm proc entries: rc = %d\n",
976 mdt_obd_name(mdt), rc);
980 obd->obd_proc_exports_entry = proc_mkdir("exports",
981 obd->obd_proc_entry);
982 if (obd->obd_proc_exports_entry)
983 lprocfs_add_simple(obd->obd_proc_exports_entry, "clear",
984 obd, &mdt_nid_stats_clear_fops);
985 rc = lprocfs_alloc_md_stats(obd, LPROC_MDT_LAST);
988 mdt_stats_counter_init(obd->obd_md_stats);
990 rc = lprocfs_job_stats_init(obd, LPROC_MDT_LAST,
991 mdt_stats_counter_init);
993 rc = lproc_mdt_attach_rename_seqstat(mdt);
995 CERROR("%s: MDT can not create rename stats rc = %d\n",
996 mdt_obd_name(mdt), rc);
1001 void mdt_procfs_fini(struct mdt_device *mdt)
1003 struct obd_device *obd = mdt2obd_dev(mdt);
1005 if (obd->obd_proc_exports_entry != NULL) {
1006 lprocfs_remove_proc_entry("clear", obd->obd_proc_exports_entry);
1007 obd->obd_proc_exports_entry = NULL;
1010 lprocfs_free_per_client_stats(obd);
1011 hsm_cdt_procfs_fini(mdt);
1012 lprocfs_obd_cleanup(obd);
1013 lprocfs_free_md_stats(obd);
1014 lprocfs_free_obd_stats(obd);
1015 lprocfs_job_stats_fini(obd);