};
enum {
- BRW_R_PAGES = 0,
- BRW_W_PAGES,
- BRW_R_RPC_HIST,
- BRW_W_RPC_HIST,
- BRW_R_IO_TIME,
- BRW_W_IO_TIME,
- BRW_R_DISCONT_PAGES,
- BRW_W_DISCONT_PAGES,
- BRW_R_DISCONT_BLOCKS,
- BRW_W_DISCONT_BLOCKS,
- BRW_R_DISK_IOSIZE,
- BRW_W_DISK_IOSIZE,
- BRW_R_DIO_FRAGS,
- BRW_W_DIO_FRAGS,
- BRW_LAST,
-};
-
-struct brw_stats {
- ktime_t bs_init;
- struct obd_histogram bs_hist[BRW_LAST];
-};
-
-enum {
RENAME_SAMEDIR_SIZE = 0,
RENAME_CROSSDIR_SRC_SIZE,
RENAME_CROSSDIR_TGT_SIZE,
EXTRA_LAST_OPC
};
+#ifdef HAVE_SERVER_SUPPORT
+enum brw_rw_stats {
+ BRW_R_PAGES = 0,
+ BRW_W_PAGES,
+ BRW_R_DISCONT_PAGES,
+ BRW_W_DISCONT_PAGES,
+ BRW_R_DISCONT_BLOCKS,
+ BRW_W_DISCONT_BLOCKS,
+ BRW_R_DIO_FRAGS,
+ BRW_W_DIO_FRAGS,
+ BRW_R_RPC_HIST,
+ BRW_W_RPC_HIST,
+ BRW_R_IO_TIME,
+ BRW_W_IO_TIME,
+ BRW_R_DISK_IOSIZE,
+ BRW_W_DISK_IOSIZE,
+ BRW_RW_STATS_NUM,
+};
+
+struct brw_stats_props {
+ const char *bsp_name;
+ const char *bsp_units;
+ bool bsp_scale;
+};
+
+struct brw_stats {
+ ktime_t bs_init;
+ struct obd_histogram bs_hist[BRW_RW_STATS_NUM];
+ struct brw_stats_props bs_props[BRW_RW_STATS_NUM / 2];
+};
+
+void ldebugfs_register_osd_stats(struct dentry *parent,
+ struct brw_stats *brw_stats,
+ struct lprocfs_stats *stats);
+#endif /* HAVE_SERVER_SUPPORT */
+
#define EXTRA_FIRST_OPC LDLM_GLIMPSE_ENQUEUE
/* class_obd.c */
extern struct proc_dir_entry *proc_lustre_root;
extern struct kset *lustre_kset;
struct obd_device;
-struct obd_histogram;
#define JOBSTATS_JOBID_VAR_MAX_LEN 20
#define JOBSTATS_DISABLE "disable"
}
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;
#include "osd_internal.h"
-#ifdef CONFIG_PROC_FS
-
void osd_brw_stats_update(struct osd_device *osd, struct osd_iobuf *iobuf)
{
struct brw_stats *bs = &osd->od_brw_stats;
lprocfs_oh_tally(&bs->bs_hist[BRW_R_DISCONT_BLOCKS+rw], discont_blocks);
}
-static void display_brw_stats(struct seq_file *seq, char *name, char *units,
- struct obd_histogram *read, struct obd_histogram *write, int scale)
-{
- unsigned long read_tot, write_tot, r, w, read_cum = 0, write_cum = 0;
- 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);
- 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, "%u", scale << i);
- else if (i < 20)
- seq_printf(seq, "%uK", scale << (i-10));
- else
- seq_printf(seq, "%uM", scale << (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 void brw_stats_show(struct seq_file *seq, struct brw_stats *brw_stats)
-{
- /* this sampling races with updates */
- lprocfs_stats_header(seq, ktime_get(), brw_stats->bs_init, 25, ":", 1);
-
- display_brw_stats(seq, "pages per bulk r/w", "rpcs",
- &brw_stats->bs_hist[BRW_R_PAGES],
- &brw_stats->bs_hist[BRW_W_PAGES], 1);
-
- display_brw_stats(seq, "discontiguous pages", "rpcs",
- &brw_stats->bs_hist[BRW_R_DISCONT_PAGES],
- &brw_stats->bs_hist[BRW_W_DISCONT_PAGES], 0);
-
- display_brw_stats(seq, "discontiguous blocks", "rpcs",
- &brw_stats->bs_hist[BRW_R_DISCONT_BLOCKS],
- &brw_stats->bs_hist[BRW_W_DISCONT_BLOCKS], 0);
-
- display_brw_stats(seq, "disk fragmented I/Os", "ios",
- &brw_stats->bs_hist[BRW_R_DIO_FRAGS],
- &brw_stats->bs_hist[BRW_W_DIO_FRAGS], 0);
-
- display_brw_stats(seq, "disk I/Os in flight", "ios",
- &brw_stats->bs_hist[BRW_R_RPC_HIST],
- &brw_stats->bs_hist[BRW_W_RPC_HIST], 0);
-
- display_brw_stats(seq, "I/O time (1/1000s)", "ios",
- &brw_stats->bs_hist[BRW_R_IO_TIME],
- &brw_stats->bs_hist[BRW_W_IO_TIME], 1);
-
- display_brw_stats(seq, "disk I/O size", "ios",
- &brw_stats->bs_hist[BRW_R_DISK_IOSIZE],
- &brw_stats->bs_hist[BRW_W_DISK_IOSIZE], 1);
-}
-
-static int osd_brw_stats_seq_show(struct seq_file *seq, void *v)
-{
- struct osd_device *osd = seq->private;
-
- brw_stats_show(seq, &osd->od_brw_stats);
-
- return 0;
-}
-
-static ssize_t osd_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 osd_device *osd = seq->private;
- int i;
-
- for (i = 0; i < BRW_LAST; i++)
- lprocfs_oh_clear(&osd->od_brw_stats.bs_hist[i]);
- osd->od_brw_stats.bs_init = ktime_get();
-
- return len;
-}
-
-LPROC_SEQ_FOPS(osd_brw_stats);
-
static int osd_stats_init(struct osd_device *osd)
{
- int i, result;
+ int result = -ENOMEM;
ENTRY;
- osd->od_brw_stats.bs_init = ktime_get();
-
- for (i = 0; i < BRW_LAST; i++)
- spin_lock_init(&osd->od_brw_stats.bs_hist[i].oh_lock);
-
osd->od_stats = lprocfs_alloc_stats(LPROC_OSD_LAST, 0);
- if (osd->od_stats != NULL) {
- result = lprocfs_register_stats(osd->od_proc_entry, "stats",
- osd->od_stats);
- if (result)
- GOTO(out, result);
-
+ if (osd->od_stats) {
lprocfs_counter_init(osd->od_stats, LPROC_OSD_GET_PAGE,
LPROCFS_CNTR_AVGMINMAX|LPROCFS_CNTR_STDDEV,
"get_page", "usec");
LPROCFS_CNTR_AVGMINMAX,
"thandle closing", "usec");
#endif
- result = lprocfs_seq_create(osd->od_proc_entry, "brw_stats",
- 0644, &osd_brw_stats_fops, osd);
- } else
- result = -ENOMEM;
+ result = 0;
+ }
-out:
- RETURN(result);
+ ldebugfs_register_osd_stats(osd->od_dt_dev.dd_debugfs_entry,
+ &osd->od_brw_stats, osd->od_stats);
+
+ RETURN(result);
}
static ssize_t fstype_show(struct kobject *kobj, struct attribute *attr,
return dt_tunables_fini(&osd->od_dt_dev);
}
-#endif
#include "osd_internal.h"
-#ifdef CONFIG_PROC_FS
-
-static void display_brw_stats(struct seq_file *seq, char *name, char *units,
- struct obd_histogram *read,
- struct obd_histogram *write, int scale)
-{
- unsigned long read_tot, write_tot, r, w, read_cum = 0, write_cum = 0;
- 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);
- 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, "%u", scale << i);
- else if (i < 20)
- seq_printf(seq, "%uK", scale << (i-10));
- else
- seq_printf(seq, "%uM", scale << (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 void brw_stats_show(struct seq_file *seq, struct brw_stats *brw_stats)
-{
- /* this sampling races with updates */
- lprocfs_stats_header(seq, ktime_get(), brw_stats->bs_init, 25, ":", 1);
-
- display_brw_stats(seq, "pages per bulk r/w", "rpcs",
- &brw_stats->bs_hist[BRW_R_PAGES],
- &brw_stats->bs_hist[BRW_W_PAGES], 1);
-
- display_brw_stats(seq, "discontiguous pages", "rpcs",
- &brw_stats->bs_hist[BRW_R_DISCONT_PAGES],
- &brw_stats->bs_hist[BRW_W_DISCONT_PAGES], 0);
-#if 0
- display_brw_stats(seq, "discontiguous blocks", "rpcs",
- &brw_stats->bs_hist[BRW_R_DISCONT_BLOCKS],
- &brw_stats->bs_hist[BRW_W_DISCONT_BLOCKS], 0);
-
- display_brw_stats(seq, "disk fragmented I/Os", "ios",
- &brw_stats->bs_hist[BRW_R_DIO_FRAGS],
- &brw_stats->bs_hist[BRW_W_DIO_FRAGS], 0);
-#endif
- display_brw_stats(seq, "disk I/Os in flight", "ios",
- &brw_stats->bs_hist[BRW_R_RPC_HIST],
- &brw_stats->bs_hist[BRW_W_RPC_HIST], 0);
-
- display_brw_stats(seq, "I/O time (1/1000s)", "ios",
- &brw_stats->bs_hist[BRW_R_IO_TIME],
- &brw_stats->bs_hist[BRW_W_IO_TIME], 1);
-
- display_brw_stats(seq, "disk I/O size", "ios",
- &brw_stats->bs_hist[BRW_R_DISK_IOSIZE],
- &brw_stats->bs_hist[BRW_W_DISK_IOSIZE], 1);
-}
-
-static int osd_brw_stats_seq_show(struct seq_file *seq, void *v)
-{
- struct osd_device *osd = seq->private;
-
- brw_stats_show(seq, &osd->od_brw_stats);
-
- return 0;
-}
-
-static ssize_t osd_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 osd_device *osd = seq->private;
- int i;
-
- for (i = 0; i < BRW_LAST; i++)
- lprocfs_oh_clear(&osd->od_brw_stats.bs_hist[i]);
-
- return len;
-}
-
-LPROC_SEQ_FOPS(osd_brw_stats);
-
static int osd_stats_init(struct osd_device *osd)
{
- int result, i;
- ENTRY;
-
- for (i = 0; i < BRW_LAST; i++)
- spin_lock_init(&osd->od_brw_stats.bs_hist[i].oh_lock);
+ int result = -ENOMEM;
+ ENTRY;
osd->od_stats = lprocfs_alloc_stats(LPROC_OSD_LAST, 0);
- if (osd->od_stats != NULL) {
- result = lprocfs_register_stats(osd->od_proc_entry, "stats",
- osd->od_stats);
- if (result)
- GOTO(out, result);
-
+ if (osd->od_stats) {
lprocfs_counter_init(osd->od_stats, LPROC_OSD_GET_PAGE,
LPROCFS_CNTR_AVGMINMAX|LPROCFS_CNTR_STDDEV,
"get_page", "usec");
LPROCFS_CNTR_AVGMINMAX,
"thandle_closing", "usec");
#endif
- result = lprocfs_seq_create(osd->od_proc_entry, "brw_stats",
- 0644, &osd_brw_stats_fops, osd);
- } else {
- result = -ENOMEM;
+ result = 0;
}
-out:
+ ldebugfs_register_osd_stats(osd->od_dt_dev.dd_debugfs_entry,
+ &osd->od_brw_stats, osd->od_stats);
+ /* These fields are not supported for ZFS */
+ osd->od_brw_stats.bs_props[BRW_R_DISCONT_BLOCKS / 2].bsp_name = NULL;
+ osd->od_brw_stats.bs_props[BRW_R_DIO_FRAGS / 2].bsp_name = NULL;
+
RETURN(result);
}
return dt_tunables_fini(&osd->od_dt_dev);
}
-
-#endif