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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-01-03 22:42:33 +0100 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-01-06 05:24:20 +0100 |
| commit | c72e4d7a30670b59dcf32fb79b2c814a09171912 (patch) | |
| tree | 82604fceee268f0348f1ad603d8fec05a1a6fe10 /fs/bcachefs/btree_io.c | |
| parent | bcachefs: don't clear accessed bit in btree node fill (diff) | |
| download | linux-c72e4d7a30670b59dcf32fb79b2c814a09171912.tar.xz linux-c72e4d7a30670b59dcf32fb79b2c814a09171912.zip | |
bcachefs: add time_stats for btree_node_read_done()
Seeing weird latency issues in the btree node read path - add one
bch2_btree_node_read_done().
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/btree_io.c')
| -rw-r--r-- | fs/bcachefs/btree_io.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_io.c b/fs/bcachefs/btree_io.c index 38d27cae49ea..cf5089cc358e 100644 --- a/fs/bcachefs/btree_io.c +++ b/fs/bcachefs/btree_io.c @@ -942,6 +942,7 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, unsigned ptr_written = btree_ptr_sectors_written(&b->key); struct printbuf buf = PRINTBUF; int ret = 0, retry_read = 0, write = READ; + u64 start_time = local_clock(); b->version_ondisk = U16_MAX; /* We might get called multiple times on read retry: */ @@ -1209,6 +1210,7 @@ int bch2_btree_node_read_done(struct bch_fs *c, struct bch_dev *ca, out: mempool_free(iter, &c->fill_iter); printbuf_exit(&buf); + bch2_time_stats_update(&c->times[BCH_TIME_btree_node_read_done], start_time); return retry_read; fsck_err: if (ret == -BCH_ERR_btree_node_read_err_want_retry || |