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Diffstat (limited to 'fs/bcachefs/sysfs.c')
-rw-r--r--fs/bcachefs/sysfs.c164
1 files changed, 78 insertions, 86 deletions
diff --git a/fs/bcachefs/sysfs.c b/fs/bcachefs/sysfs.c
index ab743115f169..8ed52319ff68 100644
--- a/fs/bcachefs/sysfs.c
+++ b/fs/bcachefs/sysfs.c
@@ -145,6 +145,7 @@ rw_attribute(gc_gens_pos);
read_attribute(uuid);
read_attribute(minor);
+read_attribute(flags);
read_attribute(bucket_size);
read_attribute(first_bucket);
read_attribute(nbuckets);
@@ -255,19 +256,18 @@ static size_t bch2_btree_cache_size(struct bch_fs *c)
static int bch2_compression_stats_to_text(struct printbuf *out, struct bch_fs *c)
{
struct btree_trans *trans;
- struct btree_iter iter;
- struct bkey_s_c k;
enum btree_id id;
- u64 nr_uncompressed_extents = 0,
- nr_compressed_extents = 0,
- nr_incompressible_extents = 0,
- uncompressed_sectors = 0,
- incompressible_sectors = 0,
- compressed_sectors_compressed = 0,
- compressed_sectors_uncompressed = 0;
+ struct compression_type_stats {
+ u64 nr_extents;
+ u64 sectors_compressed;
+ u64 sectors_uncompressed;
+ } s[BCH_COMPRESSION_TYPE_NR];
+ u64 compressed_incompressible = 0;
int ret = 0;
- if (!test_bit(BCH_FS_STARTED, &c->flags))
+ memset(s, 0, sizeof(s));
+
+ if (!test_bit(BCH_FS_started, &c->flags))
return -EPERM;
trans = bch2_trans_get(c);
@@ -276,41 +276,35 @@ static int bch2_compression_stats_to_text(struct printbuf *out, struct bch_fs *c
if (!btree_type_has_ptrs(id))
continue;
- for_each_btree_key(trans, iter, id, POS_MIN,
- BTREE_ITER_ALL_SNAPSHOTS, k, ret) {
+ ret = for_each_btree_key(trans, iter, id, POS_MIN,
+ BTREE_ITER_ALL_SNAPSHOTS, k, ({
struct bkey_ptrs_c ptrs = bch2_bkey_ptrs_c(k);
+ struct bch_extent_crc_unpacked crc;
const union bch_extent_entry *entry;
- struct extent_ptr_decoded p;
- bool compressed = false, uncompressed = false, incompressible = false;
-
- bkey_for_each_ptr_decode(k.k, ptrs, p, entry) {
- switch (p.crc.compression_type) {
- case BCH_COMPRESSION_TYPE_none:
- uncompressed = true;
- uncompressed_sectors += k.k->size;
- break;
- case BCH_COMPRESSION_TYPE_incompressible:
- incompressible = true;
- incompressible_sectors += k.k->size;
- break;
- default:
- compressed_sectors_compressed +=
- p.crc.compressed_size;
- compressed_sectors_uncompressed +=
- p.crc.uncompressed_size;
- compressed = true;
- break;
+ bool compressed = false, incompressible = false;
+
+ bkey_for_each_crc(k.k, ptrs, crc, entry) {
+ incompressible |= crc.compression_type == BCH_COMPRESSION_TYPE_incompressible;
+ compressed |= crc_is_compressed(crc);
+
+ if (crc_is_compressed(crc)) {
+ s[crc.compression_type].nr_extents++;
+ s[crc.compression_type].sectors_compressed += crc.compressed_size;
+ s[crc.compression_type].sectors_uncompressed += crc.uncompressed_size;
}
}
- if (incompressible)
- nr_incompressible_extents++;
- else if (uncompressed)
- nr_uncompressed_extents++;
- else if (compressed)
- nr_compressed_extents++;
- }
- bch2_trans_iter_exit(trans, &iter);
+ compressed_incompressible += compressed && incompressible;
+
+ if (!compressed) {
+ unsigned t = incompressible ? BCH_COMPRESSION_TYPE_incompressible : 0;
+
+ s[t].nr_extents++;
+ s[t].sectors_compressed += k.k->size;
+ s[t].sectors_uncompressed += k.k->size;
+ }
+ 0;
+ }));
}
bch2_trans_put(trans);
@@ -318,26 +312,45 @@ static int bch2_compression_stats_to_text(struct printbuf *out, struct bch_fs *c
if (ret)
return ret;
- prt_printf(out, "uncompressed:\n");
- prt_printf(out, " nr extents: %llu\n", nr_uncompressed_extents);
- prt_printf(out, " size: ");
- prt_human_readable_u64(out, uncompressed_sectors << 9);
- prt_printf(out, "\n");
+ prt_str(out, "type");
+ printbuf_tabstop_push(out, 12);
+ prt_tab(out);
- prt_printf(out, "compressed:\n");
- prt_printf(out, " nr extents: %llu\n", nr_compressed_extents);
- prt_printf(out, " compressed size: ");
- prt_human_readable_u64(out, compressed_sectors_compressed << 9);
- prt_printf(out, "\n");
- prt_printf(out, " uncompressed size: ");
- prt_human_readable_u64(out, compressed_sectors_uncompressed << 9);
- prt_printf(out, "\n");
+ prt_str(out, "compressed");
+ printbuf_tabstop_push(out, 16);
+ prt_tab_rjust(out);
+
+ prt_str(out, "uncompressed");
+ printbuf_tabstop_push(out, 16);
+ prt_tab_rjust(out);
+
+ prt_str(out, "average extent size");
+ printbuf_tabstop_push(out, 24);
+ prt_tab_rjust(out);
+ prt_newline(out);
+
+ for (unsigned i = 0; i < ARRAY_SIZE(s); i++) {
+ prt_str(out, bch2_compression_types[i]);
+ prt_tab(out);
+
+ prt_human_readable_u64(out, s[i].sectors_compressed << 9);
+ prt_tab_rjust(out);
+
+ prt_human_readable_u64(out, s[i].sectors_uncompressed << 9);
+ prt_tab_rjust(out);
+
+ prt_human_readable_u64(out, s[i].nr_extents
+ ? div_u64(s[i].sectors_uncompressed << 9, s[i].nr_extents)
+ : 0);
+ prt_tab_rjust(out);
+ prt_newline(out);
+ }
+
+ if (compressed_incompressible) {
+ prt_printf(out, "%llu compressed & incompressible extents", compressed_incompressible);
+ prt_newline(out);
+ }
- prt_printf(out, "incompressible:\n");
- prt_printf(out, " nr extents: %llu\n", nr_incompressible_extents);
- prt_printf(out, " size: ");
- prt_human_readable_u64(out, incompressible_sectors << 9);
- prt_printf(out, "\n");
return 0;
}
@@ -370,6 +383,9 @@ SHOW(bch2_fs)
sysfs_print(minor, c->minor);
sysfs_printf(internal_uuid, "%pU", c->sb.uuid.b);
+ if (attr == &sysfs_flags)
+ prt_bitflags(out, bch2_fs_flag_strs, c->flags);
+
sysfs_hprint(btree_cache_size, bch2_btree_cache_size(c));
if (attr == &sysfs_btree_write_stats)
@@ -483,12 +499,12 @@ STORE(bch2_fs)
/* Debugging: */
- if (!test_bit(BCH_FS_STARTED, &c->flags))
+ if (!test_bit(BCH_FS_started, &c->flags))
return -EPERM;
/* Debugging: */
- if (!test_bit(BCH_FS_RW, &c->flags))
+ if (!test_bit(BCH_FS_rw, &c->flags))
return -EROFS;
if (attr == &sysfs_prune_cache) {
@@ -620,6 +636,7 @@ STORE(bch2_fs_internal)
SYSFS_OPS(bch2_fs_internal);
struct attribute *bch2_fs_internal_files[] = {
+ &sysfs_flags,
&sysfs_journal_debug,
&sysfs_btree_updates,
&sysfs_btree_cache,
@@ -786,32 +803,7 @@ static void dev_alloc_debug_to_text(struct printbuf *out, struct bch_dev *ca)
printbuf_tabstop_push(out, 16);
printbuf_tabstop_push(out, 16);
- prt_tab(out);
- prt_str(out, "buckets");
- prt_tab_rjust(out);
- prt_str(out, "sectors");
- prt_tab_rjust(out);
- prt_str(out, "fragmented");
- prt_tab_rjust(out);
- prt_newline(out);
-
- for (i = 0; i < BCH_DATA_NR; i++) {
- prt_str(out, bch2_data_types[i]);
- prt_tab(out);
- prt_u64(out, stats.d[i].buckets);
- prt_tab_rjust(out);
- prt_u64(out, stats.d[i].sectors);
- prt_tab_rjust(out);
- prt_u64(out, stats.d[i].fragmented);
- prt_tab_rjust(out);
- prt_newline(out);
- }
-
- prt_str(out, "ec");
- prt_tab(out);
- prt_u64(out, stats.buckets_ec);
- prt_tab_rjust(out);
- prt_newline(out);
+ bch2_dev_usage_to_text(out, &stats);
prt_newline(out);
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-04 00:04:02 +0300