* Copyright 2012 Google, Inc.
*/
+#ifndef NO_BCACHEFS_SYSFS
+
#include "bcachefs.h"
#include "alloc.h"
#include "compress.h"
#include <linux/blkdev.h>
#include <linux/sort.h>
+#include <linux/sched/clock.h>
#include "util.h"
#define sysfs_printf(file, fmt, ...) \
do { \
if (attr == &sysfs_ ## file) \
- return snprintf(buf, PAGE_SIZE, fmt "\n", __VA_ARGS__); \
+ return scnprintf(buf, PAGE_SIZE, fmt "\n", __VA_ARGS__);\
} while (0)
#define sysfs_print(file, var) \
write_attribute(trigger_btree_coalesce);
write_attribute(trigger_gc);
write_attribute(prune_cache);
+rw_attribute(btree_gc_periodic);
read_attribute(uuid);
read_attribute(minor);
read_attribute(btree_node_size);
read_attribute(first_bucket);
read_attribute(nbuckets);
+read_attribute(iostats);
read_attribute(read_priority_stats);
read_attribute(write_priority_stats);
read_attribute(fragmentation_stats);
read_attribute(reserve_stats);
read_attribute(btree_cache_size);
read_attribute(compression_stats);
-read_attribute(written);
-read_attribute(btree_written);
-read_attribute(metadata_written);
read_attribute(journal_debug);
read_attribute(journal_pins);
read_attribute(meta_buckets);
read_attribute(alloc_buckets);
read_attribute(has_data);
-read_attribute(has_metadata);
read_attribute(alloc_debug);
read_attribute(read_realloc_races);
return scnprintf(buf, PAGE_SIZE,
"capacity:\t\t%llu\n"
- "compressed:\n"
+ "1 replicas:\n"
+ "\tmeta:\t\t%llu\n"
+ "\tdirty:\t\t%llu\n"
+ "\treserved:\t%llu\n"
+ "2 replicas:\n"
+ "\tmeta:\t\t%llu\n"
+ "\tdirty:\t\t%llu\n"
+ "\treserved:\t%llu\n"
+ "3 replicas:\n"
"\tmeta:\t\t%llu\n"
"\tdirty:\t\t%llu\n"
- "\tcached:\t\t%llu\n"
- "uncompressed:\n"
+ "\treserved:\t%llu\n"
+ "4 replicas:\n"
"\tmeta:\t\t%llu\n"
"\tdirty:\t\t%llu\n"
- "\tcached:\t\t%llu\n"
- "persistent reserved sectors:\t%llu\n"
- "online reserved sectors:\t%llu\n",
+ "\treserved:\t%llu\n"
+ "online reserved:\t%llu\n",
c->capacity,
- stats.s[S_COMPRESSED][S_META],
- stats.s[S_COMPRESSED][S_DIRTY],
- stats.s[S_COMPRESSED][S_CACHED],
- stats.s[S_UNCOMPRESSED][S_META],
- stats.s[S_UNCOMPRESSED][S_DIRTY],
- stats.s[S_UNCOMPRESSED][S_CACHED],
- stats.persistent_reserved,
+ stats.s[0].data[S_META],
+ stats.s[0].data[S_DIRTY],
+ stats.s[0].persistent_reserved,
+ stats.s[1].data[S_META],
+ stats.s[1].data[S_DIRTY],
+ stats.s[1].persistent_reserved,
+ stats.s[2].data[S_META],
+ stats.s[2].data[S_DIRTY],
+ stats.s[2].persistent_reserved,
+ stats.s[3].data[S_META],
+ stats.s[3].data[S_DIRTY],
+ stats.s[3].persistent_reserved,
stats.online_reserved);
}
}
bch2_btree_iter_unlock(&iter);
- return snprintf(buf, PAGE_SIZE,
+ return scnprintf(buf, PAGE_SIZE,
"uncompressed data:\n"
" nr extents: %llu\n"
" size (bytes): %llu\n"
sysfs_print(read_realloc_races,
atomic_long_read(&c->read_realloc_races));
+ sysfs_printf(btree_gc_periodic, "%u", (int) c->btree_gc_periodic);
+
sysfs_printf(foreground_write_ratelimit_enabled, "%i",
c->foreground_write_ratelimit_enabled);
sysfs_printf(copy_gc_enabled, "%i", c->copy_gc_enabled);
sysfs_pd_controller_show(tiering, &c->tiers[1].pd); /* XXX */
- sysfs_printf(meta_replicas_have, "%u", c->sb.meta_replicas_have);
- sysfs_printf(data_replicas_have, "%u", c->sb.data_replicas_have);
+ sysfs_printf(meta_replicas_have, "%u", bch2_replicas_online(c, true));
+ sysfs_printf(data_replicas_have, "%u", bch2_replicas_online(c, false));
/* Debugging: */
sysfs_strtoul(foreground_write_ratelimit_enabled,
c->foreground_write_ratelimit_enabled);
+ if (attr == &sysfs_btree_gc_periodic) {
+ ssize_t ret = strtoul_safe(buf, c->btree_gc_periodic)
+ ?: (ssize_t) size;
+
+ wake_up_process(c->gc_thread);
+ return ret;
+ }
+
if (attr == &sysfs_copy_gc_enabled) {
struct bch_dev *ca;
unsigned i;
SHOW(bch2_fs_opts_dir)
{
+ char *out = buf, *end = buf + PAGE_SIZE;
struct bch_fs *c = container_of(kobj, struct bch_fs, opts_dir);
- return bch2_opt_show(&c->opts, attr->name, buf, PAGE_SIZE);
+ out += bch2_opt_show(&c->opts, attr->name, out, end - out);
+ out += scnprintf(out, end - out, "\n");
+
+ return out - buf;
}
STORE(bch2_fs_opts_dir)
return scnprintf(buf, PAGE_SIZE,
"free_inc: %zu/%zu\n"
- "free[RESERVE_PRIO]: %zu/%zu\n"
"free[RESERVE_BTREE]: %zu/%zu\n"
"free[RESERVE_MOVINGGC]: %zu/%zu\n"
"free[RESERVE_NONE]: %zu/%zu\n"
"open buckets: %u/%u (reserved %u)\n"
"open_buckets_wait: %s\n",
fifo_used(&ca->free_inc), ca->free_inc.size,
- fifo_used(&ca->free[RESERVE_PRIO]), ca->free[RESERVE_PRIO].size,
fifo_used(&ca->free[RESERVE_BTREE]), ca->free[RESERVE_BTREE].size,
fifo_used(&ca->free[RESERVE_MOVINGGC]), ca->free[RESERVE_MOVINGGC].size,
fifo_used(&ca->free[RESERVE_NONE]), ca->free[RESERVE_NONE].size,
stats.buckets_alloc, ca->mi.nbuckets - ca->mi.first_bucket,
- stats.buckets_meta, ca->mi.nbuckets - ca->mi.first_bucket,
- stats.buckets_dirty, ca->mi.nbuckets - ca->mi.first_bucket,
+ stats.buckets[S_META], ca->mi.nbuckets - ca->mi.first_bucket,
+ stats.buckets[S_DIRTY], ca->mi.nbuckets - ca->mi.first_bucket,
__dev_buckets_available(ca, stats), ca->mi.nbuckets - ca->mi.first_bucket,
c->freelist_wait.list.first ? "waiting" : "empty",
c->open_buckets_nr_free, OPEN_BUCKETS_COUNT, BTREE_NODE_RESERVE,
c->open_buckets_wait.list.first ? "waiting" : "empty");
}
-static u64 sectors_written(struct bch_dev *ca)
+const char * const bch2_rw[] = {
+ "read",
+ "write",
+ NULL
+};
+
+static ssize_t show_dev_iostats(struct bch_dev *ca, char *buf)
{
- u64 ret = 0;
- int cpu;
+ char *out = buf, *end = buf + PAGE_SIZE;
+ int rw, i, cpu;
- for_each_possible_cpu(cpu)
- ret += *per_cpu_ptr(ca->sectors_written, cpu);
+ for (rw = 0; rw < 2; rw++) {
+ out += scnprintf(out, end - out, "%s:\n", bch2_rw[rw]);
- return ret;
+ for (i = 1; i < BCH_DATA_NR; i++) {
+ u64 n = 0;
+
+ for_each_possible_cpu(cpu)
+ n += per_cpu_ptr(ca->io_done, cpu)->sectors[rw][i];
+
+ out += scnprintf(out, end - out, "%-12s:%12llu\n",
+ bch2_data_types[i], n << 9);
+ }
+ }
+
+ return out - buf;
}
SHOW(bch2_dev)
struct bch_dev *ca = container_of(kobj, struct bch_dev, kobj);
struct bch_fs *c = ca->fs;
struct bch_dev_usage stats = bch2_dev_usage_read(ca);
+ char *out = buf, *end = buf + PAGE_SIZE;
sysfs_printf(uuid, "%pU\n", ca->uuid.b);
sysfs_print(first_bucket, ca->mi.first_bucket);
sysfs_print(nbuckets, ca->mi.nbuckets);
sysfs_print(discard, ca->mi.discard);
- sysfs_hprint(written, sectors_written(ca) << 9);
- sysfs_hprint(btree_written,
- atomic64_read(&ca->btree_sectors_written) << 9);
- sysfs_hprint(metadata_written,
- (atomic64_read(&ca->meta_sectors_written) +
- atomic64_read(&ca->btree_sectors_written)) << 9);
sysfs_hprint(dirty_data, stats.sectors[S_DIRTY] << 9);
sysfs_print(dirty_bytes, stats.sectors[S_DIRTY] << 9);
- sysfs_print(dirty_buckets, stats.buckets_dirty);
- sysfs_hprint(cached_data, stats.sectors[S_CACHED] << 9);
- sysfs_print(cached_bytes, stats.sectors[S_CACHED] << 9);
+ sysfs_print(dirty_buckets, stats.buckets[S_DIRTY]);
+ sysfs_hprint(cached_data, stats.sectors_cached << 9);
+ sysfs_print(cached_bytes, stats.sectors_cached << 9);
sysfs_print(cached_buckets, stats.buckets_cached);
- sysfs_print(meta_buckets, stats.buckets_meta);
+ sysfs_print(meta_buckets, stats.buckets[S_META]);
sysfs_print(alloc_buckets, stats.buckets_alloc);
sysfs_print(available_buckets, dev_buckets_available(ca));
sysfs_print(free_buckets, dev_buckets_free(ca));
- sysfs_print(has_data, ca->mi.has_data);
- sysfs_print(has_metadata, ca->mi.has_metadata);
+
+ if (attr == &sysfs_has_data) {
+ out += bch2_scnprint_flag_list(out, end - out,
+ bch2_data_types,
+ bch2_dev_has_data(c, ca));
+ out += scnprintf(out, end - out, "\n");
+ return out - buf;
+ }
sysfs_pd_controller_show(copy_gc, &ca->moving_gc_pd);
- if (attr == &sysfs_cache_replacement_policy)
- return bch2_snprint_string_list(buf, PAGE_SIZE,
- bch2_cache_replacement_policies,
- ca->mi.replacement);
+ if (attr == &sysfs_cache_replacement_policy) {
+ out += bch2_scnprint_string_list(out, end - out,
+ bch2_cache_replacement_policies,
+ ca->mi.replacement);
+ out += scnprintf(out, end - out, "\n");
+ return out - buf;
+ }
sysfs_print(tier, ca->mi.tier);
- if (attr == &sysfs_state_rw)
- return bch2_snprint_string_list(buf, PAGE_SIZE,
- bch2_dev_state,
- ca->mi.state);
+ if (attr == &sysfs_state_rw) {
+ out += bch2_scnprint_string_list(out, end - out,
+ bch2_dev_state,
+ ca->mi.state);
+ out += scnprintf(out, end - out, "\n");
+ return out - buf;
+ }
+ if (attr == &sysfs_iostats)
+ return show_dev_iostats(ca, buf);
if (attr == &sysfs_read_priority_stats)
return show_quantiles(ca, buf, bucket_priority_fn, (void *) 0);
if (attr == &sysfs_write_priority_stats)
SET_BCH_MEMBER_TIER(mi, v);
bch2_write_super(c);
- bch2_dev_group_remove(&c->tiers[prev_tier].devs, ca);
- bch2_dev_group_add(&c->tiers[ca->mi.tier].devs, ca);
+ clear_bit(ca->dev_idx, c->tiers[prev_tier].devs.d);
+ set_bit(ca->dev_idx, c->tiers[ca->mi.tier].devs.d);
mutex_unlock(&c->sb_lock);
bch2_recalc_capacity(c);
&sysfs_state_rw,
&sysfs_has_data,
- &sysfs_has_metadata,
-
- /* io stats: */
- &sysfs_written,
- &sysfs_btree_written,
- &sysfs_metadata_written,
+ &sysfs_iostats,
/* alloc info - data: */
&sysfs_dirty_data,
sysfs_pd_controller_files(copy_gc),
NULL
};
+
+#endif /* _BCACHEFS_SYSFS_H_ */
projects / bcachefs-tools-debian / blobdiff