*
* Copyright (C) 2002, 2003 Cluster File Systems, Inc.
*
- * This file is part of Lustre, http://www.lustre.org.
+ * This file is part of the Lustre file system, http://www.lustre.org
+ * Lustre is a trademark of Cluster File Systems, Inc.
*
- * Lustre is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
+ * You may have signed or agreed to another license before downloading
+ * this software. If so, you are bound by the terms and conditions
+ * of that agreement, and the following does not apply to you. See the
+ * LICENSE file included with this distribution for more information.
*
- * Lustre is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * If you did not agree to a different license, then this copy of Lustre
+ * is open source software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
*
- * You should have received a copy of the GNU General Public License
- * along with Lustre; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * In either case, Lustre is distributed in the hope that it will be
+ * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * license text for more details.
*
*/
#define DEBUG_SUBSYSTEM S_CLASS
#include <linux/version.h>
-#include <linux/lprocfs_status.h>
-#include <linux/obd.h>
+#include <lprocfs_status.h>
+#include <obd.h>
#include <linux/seq_file.h>
#include <linux/version.h>
#include "filter_internal.h"
-#ifndef LPROCFS
-static struct lprocfs_vars lprocfs_obd_vars[] = { {0} };
-static struct lprocfs_vars lprocfs_module_vars[] = { {0} };
-#else
-
+#ifdef LPROCFS
static int lprocfs_filter_rd_groups(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
- struct obd_device *obd = (struct obd_device *)data;
-
*eof = 1;
- return snprintf(page, count, "%u\n", obd->u.filter.fo_group_count);
+ return snprintf(page, count, "%u\n", FILTER_GROUPS);
}
static int lprocfs_filter_rd_tot_dirty(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
struct obd_device *obd = data;
- struct filter_obd *filter = &obd->u.filter;
- int retval = 0, rc, i;
if (obd == NULL)
return 0;
- for (i = 1; i < filter->fo_group_count; i++) {
- rc = snprintf(page, count, LPU64"\n",filter_last_id(filter, i));
- if (rc < 0) {
- retval = rc;
- break;
- }
- page += rc;
- count -= rc;
- retval += rc;
- }
- return retval;
+ return snprintf(page, count, LPU64"\n",
+ filter_last_id(&obd->u.filter, 0));
}
int lprocfs_filter_rd_readcache(char *page, char **start, off_t off, int count,
return count;
}
-int lprocfs_filter_rd_capa_stat(char *page, char **start, off_t off, int count,
- int *eof, void *data)
+int lprocfs_filter_rd_fmd_max_num(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
{
struct obd_device *obd = data;
int rc;
- rc = snprintf(page, count, "%d\n",
- obd->u.filter.fo_capa_stat);
+ rc = snprintf(page, count, "%u\n", obd->u.filter.fo_fmd_max_num);
return rc;
}
-int lprocfs_filter_wr_capa_stat(struct file *file, const char *buffer,
- unsigned long count, void *data)
+int lprocfs_filter_wr_fmd_max_num(struct file *file, const char *buffer,
+ unsigned long count, void *data)
{
struct obd_device *obd = data;
int val;
if (rc)
return rc;
- obd->u.filter.fo_capa_stat = val;
+ if (val > 65536 || val < 1)
+ return -EINVAL;
+
+ obd->u.filter.fo_fmd_max_num = val;
return count;
}
-static
-int lprocfs_filter_rd_blacklist(char *page, char **start, off_t off, int count,
- int *eof, void *data)
+int lprocfs_filter_rd_fmd_max_age(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
{
+ struct obd_device *obd = data;
int rc;
- rc = blacklist_display(page, count);
- *eof = 1;
+ rc = snprintf(page, count, "%u\n", obd->u.filter.fo_fmd_max_age / HZ);
return rc;
}
-static
-int lprocfs_filter_wr_blacklist(struct file *file, const char *buffer,
- unsigned long count, void *data)
+int lprocfs_filter_wr_fmd_max_age(struct file *file, const char *buffer,
+ unsigned long count, void *data)
{
- int add;
- uid_t uid = -1;
-
- if (count < 2)
- return count;
- if (buffer[0] == '+')
- add = 1;
- else if (buffer[0] == '-')
- add = 0;
- else
- return count;
-
- sscanf(buffer + 1, "%u", &uid);
- if (add)
- blacklist_add(uid);
- else
- blacklist_del(uid);
+ struct obd_device *obd = data;
+ int val;
+ int rc;
+
+ rc = lprocfs_write_helper(buffer, count, &val);
+ if (rc)
+ return rc;
+
+ if (val > 65536 || val < 1)
+ return -EINVAL;
+
+ obd->u.filter.fo_fmd_max_age = val * HZ;
return count;
}
{ "tot_dirty", lprocfs_filter_rd_tot_dirty, 0, 0 },
{ "tot_pending", lprocfs_filter_rd_tot_pending, 0, 0 },
{ "tot_granted", lprocfs_filter_rd_tot_granted, 0, 0 },
+ { "recovery_status", lprocfs_obd_rd_recovery_status, 0, 0 },
+ { "evict_client", 0, lprocfs_wr_evict_client, 0 },
{ "num_exports", lprocfs_rd_num_exports, 0, 0 },
{ "readcache_max_filesize",
lprocfs_filter_rd_readcache,
lprocfs_filter_wr_readcache, 0 },
- { "recovery_status", lprocfs_obd_rd_recovery_status, 0, 0 },
- { "capa", lprocfs_filter_rd_capa_stat,
- lprocfs_filter_wr_capa_stat, 0 },
- { "blacklist", lprocfs_filter_rd_blacklist,
- lprocfs_filter_wr_blacklist, 0 },
+#ifdef HAVE_QUOTA_SUPPORT
+ { "quota_bunit_sz", lprocfs_rd_bunit, lprocfs_wr_bunit, 0},
+ { "quota_btune_sz", lprocfs_rd_btune, lprocfs_wr_btune, 0},
+ { "quota_iunit_sz", lprocfs_rd_iunit, lprocfs_wr_iunit, 0},
+ { "quota_itune_sz", lprocfs_rd_itune, lprocfs_wr_itune, 0},
+ { "quota_type", lprocfs_rd_type, lprocfs_wr_type, 0},
+#endif
+ { "client_cache_count", lprocfs_filter_rd_fmd_max_num,
+ lprocfs_filter_wr_fmd_max_num, 0 },
+ { "client_cache_seconds", lprocfs_filter_rd_fmd_max_age,
+ lprocfs_filter_wr_fmd_max_age, 0 },
{ 0 }
};
{ 0 }
};
-void filter_tally_write(struct filter_obd *filter, struct page **pages,
- int nr_pages, unsigned long *blocks, int blocks_per_page)
+void filter_tally_write(struct obd_export *exp, struct page **pages,
+ int nr_pages, unsigned long *blocks,int blocks_per_page)
{
+ struct filter_obd *filter = &exp->exp_obd->u.filter;
+ struct filter_export_data *fed = &exp->exp_filter_data;
struct page *last_page = NULL;
unsigned long *last_block = NULL;
unsigned long discont_pages = 0;
if (nr_pages == 0)
return;
- lprocfs_oh_tally_log2(&filter->fo_w_pages, nr_pages);
+ lprocfs_oh_tally_log2(&filter->fo_filter_stats.hist[BRW_W_PAGES],
+ nr_pages);
+ lprocfs_oh_tally_log2(&fed->fed_brw_stats.hist[BRW_W_PAGES],
+ nr_pages);
while (nr_pages-- > 0) {
if (last_page && (*pages)->index != (last_page->index + 1))
}
}
- lprocfs_oh_tally(&filter->fo_w_discont_pages, discont_pages);
- lprocfs_oh_tally(&filter->fo_w_discont_blocks, discont_blocks);
+ lprocfs_oh_tally(&filter->fo_filter_stats.hist[BRW_W_DISCONT_PAGES],
+ discont_pages);
+ lprocfs_oh_tally(&filter->fo_filter_stats.hist[BRW_W_DISCONT_BLOCKS],
+ discont_blocks);
+
+ lprocfs_oh_tally(&fed->fed_brw_stats.hist[BRW_W_DISCONT_PAGES],
+ discont_pages);
+ lprocfs_oh_tally(&fed->fed_brw_stats.hist[BRW_W_DISCONT_BLOCKS],
+ discont_blocks);
}
-void filter_tally_read(struct filter_obd *filter, struct niobuf_local *lnb,
- int niocount)
+void filter_tally_read(struct obd_export *exp, struct page **pages,
+ int nr_pages, unsigned long *blocks, int blocks_per_page)
{
- struct niobuf_local *end;
+ struct filter_obd *filter = &exp->exp_obd->u.filter;
struct page *last_page = NULL;
+ unsigned long *last_block = NULL;
unsigned long discont_pages = 0;
unsigned long discont_blocks = 0;
+ int i;
- if (niocount == 0)
+ if (nr_pages == 0)
return;
- for (end = lnb + niocount; lnb < end && lnb->page; lnb++) {
- struct page *page = lnb->page;
- if (last_page) {
- if (page->index != (last_page->index + 1))
- discont_pages++;
- /* XXX not so smart for now */
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
- if ((page->buffers && last_page->buffers) &&
- (page->buffers->b_blocknr !=
- (last_page->buffers->b_blocknr + 1)))
+ lprocfs_oh_tally_log2(&filter->fo_filter_stats.hist[BRW_R_PAGES], nr_pages);
+
+ while (nr_pages-- > 0) {
+ if (last_page && (*pages)->index != (last_page->index + 1))
+ discont_pages++;
+ last_page = *pages;
+ pages++;
+ for (i = 0; i < blocks_per_page; i++) {
+ if (last_block && *blocks != (*last_block + 1))
discont_blocks++;
-#else
-#warning "port on 2.6 -bzzz"
-#endif
+ last_block = blocks++;
}
- last_page = page;
}
- lprocfs_oh_tally_log2(&filter->fo_r_pages, niocount);
- lprocfs_oh_tally(&filter->fo_r_discont_pages, discont_pages);
- lprocfs_oh_tally(&filter->fo_r_discont_blocks, discont_blocks);
+ lprocfs_oh_tally_log2(&filter->fo_filter_stats.hist[BRW_R_PAGES], nr_pages);
+ lprocfs_oh_tally(&filter->fo_filter_stats.hist[BRW_R_DISCONT_PAGES], discont_pages);
+ lprocfs_oh_tally(&filter->fo_filter_stats.hist[BRW_R_DISCONT_BLOCKS], discont_blocks);
+
+ lprocfs_oh_tally_log2(&exp->exp_filter_data.fed_brw_stats.hist[BRW_R_PAGES],
+ nr_pages);
+ lprocfs_oh_tally(&exp->exp_filter_data.fed_brw_stats.hist[BRW_R_DISCONT_PAGES],
+ discont_pages);
+ lprocfs_oh_tally(&exp->exp_filter_data.fed_brw_stats.hist[BRW_R_DISCONT_BLOCKS],
+ discont_blocks);
}
#define pct(a,b) (b ? a * 100 / b : 0)
-static int filter_brw_stats_seq_show(struct seq_file *seq, void *v)
+static void display_brw_stats(struct seq_file *seq, struct obd_histogram *read,
+ struct obd_histogram *write)
{
- struct timeval now;
- struct obd_device *dev = seq->private;
- struct filter_obd *filter = &dev->u.filter;
unsigned long read_tot = 0, write_tot = 0, read_cum, write_cum;
int i;
- do_gettimeofday(&now);
-
- /* this sampling races with updates */
-
- seq_printf(seq, "snapshot_time: %lu.%lu (secs.usecs)\n",
- now.tv_sec, now.tv_usec);
-
- seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
- seq_printf(seq, "pages per brw brws %% cum %% |");
- seq_printf(seq, " rpcs %% cum %%\n");
-
- read_tot = lprocfs_oh_sum(&filter->fo_r_pages);
- write_tot = lprocfs_oh_sum(&filter->fo_w_pages);
+ read_tot = lprocfs_oh_sum(read);
+ write_tot = lprocfs_oh_sum(write);
read_cum = 0;
write_cum = 0;
for (i = 0; i < OBD_HIST_MAX; i++) {
- unsigned long r = filter->fo_r_pages.oh_buckets[i];
- unsigned long w = filter->fo_w_pages.oh_buckets[i];
+ unsigned long r = read->oh_buckets[i];
+ unsigned long w = write->oh_buckets[i];
read_cum += r;
write_cum += w;
- seq_printf(seq, "%d:\t\t%10lu %3lu %3lu | %10lu %3lu %3lu\n",
+ seq_printf(seq, "%u:\t\t%10lu %3lu %3lu | %10lu %3lu %3lu\n",
1 << i, r, pct(r, read_tot),
pct(read_cum, read_tot), w,
pct(w, 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)
+{
+ struct timeval now;
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
+ unsigned long read_tot = 0, write_tot = 0, read_cum, write_cum;
+ int i;
+#endif
+
+ do_gettimeofday(&now);
+
+ /* this sampling races with updates */
+
+ seq_printf(seq, "snapshot_time: %lu.%lu (secs.usecs)\n",
+ now.tv_sec, now.tv_usec);
seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
- seq_printf(seq, "discont pages rpcs %% cum %% |");
+ seq_printf(seq, "pages per brw brws %% cum %% |");
seq_printf(seq, " rpcs %% cum %%\n");
- read_tot = lprocfs_oh_sum(&filter->fo_r_discont_pages);
- write_tot = lprocfs_oh_sum(&filter->fo_w_discont_pages);
+ display_brw_stats(seq, &brw_stats->hist[BRW_R_PAGES], &brw_stats->hist[BRW_W_PAGES]);
- read_cum = 0;
- write_cum = 0;
+ seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
+ seq_printf(seq, "discont pages rpcs %% cum %% |");
+ seq_printf(seq, " rpcs %% cum %%\n");
- for (i = 0; i < OBD_HIST_MAX; i++) {
- unsigned long r = filter->fo_r_discont_pages.oh_buckets[i];
- unsigned long w = filter->fo_w_discont_pages.oh_buckets[i];
- read_cum += r;
- write_cum += w;
- seq_printf(seq, "%d:\t\t%10lu %3lu %3lu | %10lu %3lu %3lu\n",
- i, 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;
- }
+ display_brw_stats(seq, &brw_stats->hist[BRW_R_DISCONT_PAGES],
+ &brw_stats->hist[BRW_W_DISCONT_PAGES]);
seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
seq_printf(seq, "discont blocks rpcs %% cum %% |");
seq_printf(seq, " rpcs %% cum %%\n");
- read_tot = lprocfs_oh_sum(&filter->fo_r_discont_blocks);
- write_tot = lprocfs_oh_sum(&filter->fo_w_discont_blocks);
+ display_brw_stats(seq, &brw_stats->hist[BRW_R_DISCONT_BLOCKS],
+ &brw_stats->hist[BRW_W_DISCONT_BLOCKS]);
+
+ seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
+ seq_printf(seq, "dio frags rpcs %% cum %% |");
+ seq_printf(seq, " rpcs %% cum %%\n");
+
+ display_brw_stats(seq, &brw_stats->hist[BRW_R_DIO_FRAGS],
+ &brw_stats->hist[BRW_W_DIO_FRAGS]);
+
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
+ seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
+ seq_printf(seq, "disk ios in flight ios %% cum %% |");
+ seq_printf(seq, " rpcs %% cum %%\n");
+
+ display_brw_stats(seq, &brw_stats->hist[BRW_R_RPC_HIST],
+ &brw_stats->hist[BRW_W_RPC_HIST]);
+
+ seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
+ seq_printf(seq, "io time (1/%ds) rpcs %% cum %% |", HZ);
+ seq_printf(seq, " rpcs %% cum %%\n");
+
+ display_brw_stats(seq, &brw_stats->hist[BRW_R_IO_TIME],
+ &brw_stats->hist[BRW_W_IO_TIME]);
+
+ seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
+ seq_printf(seq, "disk I/O size count %% cum %% |");
+ seq_printf(seq, " count %% cum %%\n");
+
+ read_tot = lprocfs_oh_sum(&brw_stats->hist[BRW_R_DISK_IOSIZE]);
+ write_tot = lprocfs_oh_sum(&brw_stats->hist[BRW_W_DISK_IOSIZE]);
read_cum = 0;
write_cum = 0;
for (i = 0; i < OBD_HIST_MAX; i++) {
- unsigned long r = filter->fo_r_discont_blocks.oh_buckets[i];
- unsigned long w = filter->fo_w_discont_blocks.oh_buckets[i];
+ unsigned long r = brw_stats->hist[BRW_R_DISK_IOSIZE].oh_buckets[i];
+ unsigned long w = brw_stats->hist[BRW_W_DISK_IOSIZE].oh_buckets[i];
+
read_cum += r;
write_cum += w;
- seq_printf(seq, "%d:\t\t%10lu %3lu %3lu | %10lu %3lu %3lu\n",
- i, r, pct(r, read_tot),
- pct(read_cum, read_tot), w,
- pct(w, write_tot),
- pct(write_cum, write_tot));
+ if (read_cum == 0 && write_cum == 0)
+ continue;
+
+ if (i < 10)
+ seq_printf(seq, "%u", 1<<i);
+ else if (i < 20)
+ seq_printf(seq, "%uK", 1<<(i-10));
+ else
+ seq_printf(seq, "%uM", 1<<(i-20));
+
+ seq_printf(seq, ":\t\t%10lu %3lu %3lu | %10lu %3lu %3lu\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;
}
-
- return 0;
+#endif
}
-#undef pct
-static void *filter_brw_stats_seq_start(struct seq_file *p, loff_t *pos)
-{
- if (*pos == 0)
- return (void *)1;
- return NULL;
-}
-static void *filter_brw_stats_seq_next(struct seq_file *p, void *v, loff_t *pos)
-{
- ++*pos;
- return NULL;
-}
-static void filter_brw_stats_seq_stop(struct seq_file *p, void *v)
+static int filter_brw_stats_seq_show(struct seq_file *seq, void *v)
{
-}
-struct seq_operations filter_brw_stats_seq_sops = {
- .start = filter_brw_stats_seq_start,
- .stop = filter_brw_stats_seq_stop,
- .next = filter_brw_stats_seq_next,
- .show = filter_brw_stats_seq_show,
-};
+ struct obd_device *dev = seq->private;
+ struct filter_obd *filter = &dev->u.filter;
-static int filter_brw_stats_seq_open(struct inode *inode, struct file *file)
-{
- struct proc_dir_entry *dp = PDE(inode);
- struct seq_file *seq;
- int rc;
+ brw_stats_show(seq, &filter->fo_filter_stats);
- rc = seq_open(file, &filter_brw_stats_seq_sops);
- if (rc)
- return rc;
- seq = file->private_data;
- seq->private = dp->data;
return 0;
}
struct seq_file *seq = file->private_data;
struct obd_device *dev = seq->private;
struct filter_obd *filter = &dev->u.filter;
+ int i;
- lprocfs_oh_clear(&filter->fo_r_pages);
- lprocfs_oh_clear(&filter->fo_w_pages);
- lprocfs_oh_clear(&filter->fo_r_discont_pages);
- lprocfs_oh_clear(&filter->fo_w_discont_pages);
- lprocfs_oh_clear(&filter->fo_r_discont_blocks);
- lprocfs_oh_clear(&filter->fo_w_discont_blocks);
+ for (i = 0; i < BRW_LAST; i++)
+ lprocfs_oh_clear(&filter->fo_filter_stats.hist[i]);
return len;
}
-struct file_operations filter_brw_stats_fops = {
- .owner = THIS_MODULE,
- .open = filter_brw_stats_seq_open,
- .read = seq_read,
- .write = filter_brw_stats_seq_write,
- .llseek = seq_lseek,
- .release = seq_release,
-};
+LPROC_SEQ_FOPS(filter_brw_stats);
int lproc_filter_attach_seqstat(struct obd_device *dev)
{
&filter_brw_stats_fops, dev);
}
+static int filter_per_export_stats_seq_show(struct seq_file *seq, void *v)
+{
+ struct filter_export_data *fed = seq->private;
+ brw_stats_show(seq, &fed->fed_brw_stats);
+
+ return 0;
+}
+
+static ssize_t filter_per_export_stats_seq_write(struct file *file,
+ const char *buf, size_t len, loff_t *off)
+{
+ struct seq_file *seq = file->private_data;
+ struct filter_export_data *fed = seq->private;
+ int i;
+
+ for (i = 0; i < BRW_LAST; i++)
+ lprocfs_oh_clear(&fed->fed_brw_stats.hist[i]);
+
+ return len;
+}
+
+LPROC_SEQ_FOPS(filter_per_export_stats);
-#endif /* LPROCFS */
LPROCFS_INIT_VARS(filter, lprocfs_module_vars, lprocfs_obd_vars)
+#endif /* LPROCFS */