*/
/*
* This file is part of Lustre, http://www.lustre.org/
- * Lustre is a trademark of Sun Microsystems, Inc.
*
* lustre/obdclass/lprocfs_status_server.c
*/
count = -EFAULT;
goto out;
}
- tmpbuf = cfs_firststr(kbuf, min_t(unsigned long, BUFLEN - 1, count));
+ tmpbuf = skip_spaces(kbuf);
+ tmpbuf = strsep(&tmpbuf, " \t\n\f\v\r");
class_incref(obd, __func__, current);
if (strncmp(tmpbuf, "nid:", 4) == 0)
}
static int
-lprocfs_exp_print_export_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+lprocfs_exp_print_export_seq(struct obd_export *exp, void *cb_data)
{
struct seq_file *m = cb_data;
- struct obd_export *exp = cfs_hash_object(hs, hnode);
struct obd_device *obd;
struct obd_connect_data *ocd;
obd_export_flags2str(exp, m);
seq_printf(m, " ]\n");
+ if (obd->obd_type &&
+ strcmp(obd->obd_type->typ_name, "obdfilter") == 0) {
+ struct filter_export_data *fed = &exp->exp_filter_data;
+
+ seq_printf(m, " grant:\n");
+ seq_printf(m, " granted: %ld\n",
+ fed->fed_ted.ted_grant);
+ seq_printf(m, " dirty: %ld\n",
+ fed->fed_ted.ted_dirty);
+ seq_printf(m, " pending: %ld\n",
+ fed->fed_ted.ted_pending);
+ }
+
out:
return 0;
}
static int lprocfs_exp_export_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_export_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_export_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_export);
EXPORT_SYMBOL(lprocfs_free_per_client_stats);
static int
-lprocfs_exp_print_uuid_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+lprocfs_exp_print_nodemap_seq(struct obd_export *exp, void *cb_data)
{
+ struct lu_nodemap *nodemap = exp->exp_target_data.ted_nodemap;
struct seq_file *m = cb_data;
- struct obd_export *exp = cfs_hash_object(hs, hnode);
- if (exp->exp_nid_stats != NULL)
- seq_printf(m, "%s\n", obd_uuid2str(&exp->exp_client_uuid));
+ if (nodemap)
+ seq_printf(m, "%s\n", nodemap->nm_name);
return 0;
}
static int
-lprocfs_exp_print_nodemap_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+lprocfs_exp_nodemap_seq_show(struct seq_file *m, void *data)
{
- struct seq_file *m = cb_data;
- struct obd_export *exp = cfs_hash_object(hs, hnode);
- struct lu_nodemap *nodemap = exp->exp_target_data.ted_nodemap;
+ struct nid_stat *stats = m->private;
- if (nodemap != NULL)
- seq_printf(m, "%s\n", nodemap->nm_name);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_nodemap_seq, m);
}
+LPROC_SEQ_FOPS_RO(lprocfs_exp_nodemap);
static int
-lprocfs_exp_nodemap_seq_show(struct seq_file *m, void *data)
+lprocfs_exp_print_uuid_seq(struct obd_export *exp, void *cb_data)
{
- struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
+ struct seq_file *m = cb_data;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_nodemap_seq, m);
+ if (exp->exp_nid_stats)
+ seq_printf(m, "%s\n", obd_uuid2str(&exp->exp_client_uuid));
return 0;
}
-LPROC_SEQ_FOPS_RO(lprocfs_exp_nodemap);
static int lprocfs_exp_uuid_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_uuid_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_uuid_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_uuid);
}
static int
-lprocfs_exp_print_hash_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+lprocfs_exp_print_hash_seq(struct obd_export *exp, void *cb_data)
{
+ struct obd_device *obd = exp->exp_obd;
struct seq_file *m = cb_data;
- struct obd_export *exp = cfs_hash_object(hs, hnode);
if (exp->exp_lock_hash != NULL) {
- cfs_hash_debug_header(m);
- cfs_hash_debug_str(hs, m);
+ seq_printf(m, "%-*s cur min max theta t-min t-max flags rehash count distribution\n",
+ HASH_NAME_LEN, "name");
+ ldebugfs_rhash_seq_show("NID_HASH", &obd->obd_nid_hash.ht, m);
}
return 0;
}
static int lprocfs_exp_hash_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_hash_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_hash_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_hash);
-int lprocfs_exp_print_replydata_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
+int lprocfs_exp_print_replydata_seq(struct obd_export *exp, void *cb_data)
{
- struct obd_export *exp = cfs_hash_object(hs, hnode);
struct seq_file *m = cb_data;
struct tg_export_data *ted = &exp->exp_target_data;
int lprocfs_exp_replydata_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_replydata_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_replydata_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_replydata);
-int lprocfs_exp_print_fmd_count_seq(struct cfs_hash *hs, struct cfs_hash_bd *bd,
- struct hlist_node *hnode, void *cb_data)
-
+int lprocfs_exp_print_fmd_count_seq(struct obd_export *exp, void *cb_data)
{
- struct obd_export *exp = cfs_hash_object(hs, hnode);
struct seq_file *m = cb_data;
struct tg_export_data *ted = &exp->exp_target_data;
int lprocfs_exp_fmd_count_seq_show(struct seq_file *m, void *data)
{
struct nid_stat *stats = m->private;
- struct obd_device *obd = stats->nid_obd;
- cfs_hash_for_each_key(obd->obd_nid_hash, &stats->nid,
- lprocfs_exp_print_fmd_count_seq, m);
- return 0;
+ return obd_nid_export_for_each(stats->nid_obd, stats->nid,
+ lprocfs_exp_print_fmd_count_seq, m);
}
LPROC_SEQ_FOPS_RO(lprocfs_exp_fmd_count);
}
EXPORT_SYMBOL(lprocfs_free_obd_stats);
+static void display_brw_stats(struct seq_file *seq, const char *name,
+ const char *units, struct obd_histogram *read,
+ struct obd_histogram *write, bool scale)
+{
+ unsigned long read_tot, write_tot, r, w, read_cum = 0, write_cum = 0;
+ unsigned int i;
+
+ seq_printf(seq, "\n%26s read | write\n", " ");
+ seq_printf(seq, "%-22s %-5s %% cum %% | %-11s %% cum %%\n",
+ name, units, units);
+
+ read_tot = lprocfs_oh_sum(read);
+ write_tot = lprocfs_oh_sum(write);
+
+ if (!read_tot && !write_tot)
+ return;
+
+ for (i = 0; i < OBD_HIST_MAX; i++) {
+ r = read->oh_buckets[i];
+ w = write->oh_buckets[i];
+ read_cum += r;
+ write_cum += w;
+ if (read_cum == 0 && write_cum == 0)
+ continue;
+
+ if (!scale)
+ seq_printf(seq, "%u", i);
+ else if (i < 10)
+ seq_printf(seq, "%lu", BIT(i));
+ else if (i < 20)
+ seq_printf(seq, "%luK", BIT(i - 10));
+ else
+ seq_printf(seq, "%luM", BIT(i - 20));
+
+ seq_printf(seq, ":\t\t%10lu %3u %3u | %4lu %3u %3u\n",
+ r, pct(r, read_tot), pct(read_cum, read_tot),
+ w, pct(w, write_tot), pct(write_cum, write_tot));
+
+ if (read_cum == read_tot && write_cum == write_tot)
+ break;
+ }
+}
+
+static const struct brw_stats_props brw_props[] = {
+ { .bsp_name = "pages per bulk r/w",
+ .bsp_units = "rpcs",
+ .bsp_scale = true },
+ { .bsp_name = "discontiguous pages",
+ .bsp_units = "rpcs",
+ .bsp_scale = false },
+ { .bsp_name = "discontiguous blocks",
+ .bsp_units = "rpcs",
+ .bsp_scale = false },
+ { .bsp_name = "disk fragmented I/Os",
+ .bsp_units = "ios",
+ .bsp_scale = false },
+ { .bsp_name = "disk I/Os in flight",
+ .bsp_units = "ios",
+ .bsp_scale = false },
+ { .bsp_name = "I/O time (1/1000s)",
+ .bsp_units = "ios",
+ .bsp_scale = true },
+ { .bsp_name = "disk I/O size",
+ .bsp_units = "ios",
+ .bsp_scale = true },
+};
+
+static int brw_stats_seq_show(struct seq_file *seq, void *v)
+{
+ struct brw_stats *brw_stats = seq->private;
+ int i;
+
+ /* this sampling races with updates */
+ lprocfs_stats_header(seq, ktime_get(), brw_stats->bs_init, 25, ":", 1);
+
+ for (i = 0; i < ARRAY_SIZE(brw_stats->bs_props); i++) {
+ if (!brw_stats->bs_props[i].bsp_name)
+ continue;
+
+ display_brw_stats(seq, brw_stats->bs_props[i].bsp_name,
+ brw_stats->bs_props[i].bsp_units,
+ &brw_stats->bs_hist[i * 2],
+ &brw_stats->bs_hist[i * 2 + 1],
+ brw_stats->bs_props[i].bsp_scale);
+ }
+
+ return 0;
+}
+
+static ssize_t brw_stats_seq_write(struct file *file,
+ const char __user *buf,
+ size_t len, loff_t *off)
+{
+ struct seq_file *seq = file->private_data;
+ struct brw_stats *brw_stats = seq->private;
+ int i;
+
+ for (i = 0; i < BRW_RW_STATS_NUM; i++)
+ lprocfs_oh_clear(&brw_stats->bs_hist[i]);
+
+ return len;
+}
+
+LDEBUGFS_SEQ_FOPS(brw_stats);
+
+void ldebugfs_register_osd_stats(struct dentry *parent,
+ struct brw_stats *brw_stats,
+ struct lprocfs_stats *stats)
+{
+ int i;
+
+ LASSERT(brw_stats);
+ brw_stats->bs_init = ktime_get();
+ for (i = 0; i < BRW_RW_STATS_NUM; i++) {
+ struct brw_stats_props *props = brw_stats->bs_props;
+
+ spin_lock_init(&brw_stats->bs_hist[i].oh_lock);
+ if (i % 2) {
+ props[i / 2].bsp_name = brw_props[i / 2].bsp_name;
+ props[i / 2].bsp_units = brw_props[i / 2].bsp_units;
+ props[i / 2].bsp_scale = brw_props[i / 2].bsp_scale;
+ }
+ }
+
+ if (!parent)
+ return;
+
+ debugfs_create_file("brw_stats", 0644, parent, brw_stats,
+ &brw_stats_fops);
+
+ if (stats)
+ debugfs_create_file("stats", 0644, parent, stats,
+ &ldebugfs_stats_seq_fops);
+}
+EXPORT_SYMBOL(ldebugfs_register_osd_stats);
+
int lprocfs_hash_seq_show(struct seq_file *m, void *data)
{
struct obd_device *obd = m->private;
seq_printf(m, "%-*s cur min max theta t-min t-max flags rehash count maxdep distribution\n",
HASH_NAME_LEN, "name");
ldebugfs_rhash_seq_show("UUID_HASH", &obd->obd_uuid_hash, m);
+ ldebugfs_rhash_seq_show("NID_HASH", &obd->obd_nid_hash.ht, m);
cfs_hash_debug_header(m);
- cfs_hash_debug_str(obd->obd_nid_hash, m);
cfs_hash_debug_str(obd->obd_nid_stats_hash, m);
return 0;
}
goto out;
}
- /* sampled unlocked, but really... */
- if (obd->obd_recovering == 0) {
+ /* There is gap between client data read from storage and setting
+ * obd_recovering so check obd_recovery_end as well to make sure
+ * recovery is really finished
+ */
+ if (obd->obd_recovery_end > 0 && !obd->obd_recovering) {
seq_printf(m, "COMPLETE\n");
seq_printf(m, "recovery_start: %lld\n",
- (s64)obd->obd_recovery_start);
+ (s64)ktime_get_real_seconds() -
+ (ktime_get_seconds() - obd->obd_recovery_start));
seq_printf(m, "recovery_duration: %lld\n",
obd->obd_recovery_end ?
obd->obd_recovery_end - obd->obd_recovery_start :
- ktime_get_real_seconds() - obd->obd_recovery_start);
+ ktime_get_seconds() - obd->obd_recovery_start);
/* Number of clients that have completed recovery */
seq_printf(m, "completed_clients: %d/%d\n",
atomic_read(&obd->obd_max_recoverable_clients) -
seq_printf(m, "non-ready MDTs: %s\n",
buf ? buf : "unknown (not enough RAM)");
seq_printf(m, "recovery_start: %lld\n",
- (s64)obd->obd_recovery_start);
+ (s64)ktime_get_real_seconds() -
+ (ktime_get_seconds() -
+ obd->obd_recovery_start));
seq_printf(m, "time_waited: %lld\n",
- (s64)(ktime_get_real_seconds() -
+ (s64)(ktime_get_seconds() -
obd->obd_recovery_start));
}
}
seq_printf(m, "RECOVERING\n");
- seq_printf(m, "recovery_start: %lld\n", (s64)obd->obd_recovery_start);
+ seq_printf(m, "recovery_start: %lld\n", (s64)ktime_get_real_seconds() -
+ (ktime_get_seconds() - obd->obd_recovery_start));
seq_printf(m, "time_remaining: %lld\n",
- ktime_get_real_seconds() >=
+ ktime_get_seconds() >=
obd->obd_recovery_start +
obd->obd_recovery_timeout ? 0 :
(s64)(obd->obd_recovery_start +
obd->obd_recovery_timeout -
- ktime_get_real_seconds()));
+ ktime_get_seconds()));
seq_printf(m, "connected_clients: %d/%d\n",
atomic_read(&obd->obd_connected_clients),
atomic_read(&obd->obd_max_recoverable_clients));