diff options
| author | Chao Yu <yuchao0@huawei.com> | 2020-04-23 18:03:06 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-05-11 20:37:13 -0700 |
| commit | 9c1223845a37ce09fd498b8c8ed061decff20eda (patch) | |
| tree | 41bcce79f3ca047a5580014b69a3d06b42c614df /fs/f2fs | |
| parent | f3494345ce9999624b36109252a4bf5f00e51a46 (diff) | |
| download | linux-9c1223845a37ce09fd498b8c8ed061decff20eda.tar.bz2 | |
f2fs: add compressed/gc data read IO stat
in order to account data read IOs more accurately.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/data.c | 1 | ||||
| -rw-r--r-- | fs/f2fs/f2fs.h | 2 | ||||
| -rw-r--r-- | fs/f2fs/gc.c | 2 | ||||
| -rw-r--r-- | fs/f2fs/sysfs.c | 7 |
4 files changed, 12 insertions, 0 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 4d871d27a85f..48a622b95b76 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -2234,6 +2234,7 @@ submit_and_realloc: inc_page_count(sbi, F2FS_RD_DATA); f2fs_update_iostat(sbi, FS_DATA_READ_IO, F2FS_BLKSIZE); + f2fs_update_iostat(sbi, FS_CDATA_READ_IO, F2FS_BLKSIZE); ClearPageError(page); *last_block_in_bio = blkaddr; } diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 338622069e42..51863e4f5d4e 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1149,6 +1149,8 @@ enum iostat_type { APP_READ_IO, /* app read IOs */ APP_MAPPED_READ_IO, /* app mapped read IOs */ FS_DATA_READ_IO, /* data read IOs */ + FS_GDATA_READ_IO, /* data read IOs from background gc */ + FS_CDATA_READ_IO, /* compressed data read IOs */ FS_NODE_READ_IO, /* node read IOs */ FS_META_READ_IO, /* meta read IOs */ diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index f3c45ec2a7e7..5b95d5a146eb 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -740,6 +740,7 @@ got_it: f2fs_put_page(page, 1); f2fs_update_iostat(sbi, FS_DATA_READ_IO, F2FS_BLKSIZE); + f2fs_update_iostat(sbi, FS_GDATA_READ_IO, F2FS_BLKSIZE); return 0; put_encrypted_page: @@ -846,6 +847,7 @@ static int move_data_block(struct inode *inode, block_t bidx, } f2fs_update_iostat(fio.sbi, FS_DATA_READ_IO, F2FS_BLKSIZE); + f2fs_update_iostat(fio.sbi, FS_GDATA_READ_IO, F2FS_BLKSIZE); lock_page(mpage); if (unlikely(mpage->mapping != META_MAPPING(fio.sbi) || diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index eaf8088548f0..a117ae1f9d5f 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -803,6 +803,7 @@ static int __maybe_unused iostat_info_seq_show(struct seq_file *seq, seq_printf(seq, "time: %-16llu\n", now); /* print app write IOs */ + seq_puts(seq, "[WRITE]\n"); seq_printf(seq, "app buffered: %-16llu\n", sbi->rw_iostat[APP_BUFFERED_IO]); seq_printf(seq, "app direct: %-16llu\n", @@ -829,6 +830,7 @@ static int __maybe_unused iostat_info_seq_show(struct seq_file *seq, sbi->rw_iostat[FS_CP_META_IO]); /* print app read IOs */ + seq_puts(seq, "[READ]\n"); seq_printf(seq, "app buffered: %-16llu\n", sbi->rw_iostat[APP_BUFFERED_READ_IO]); seq_printf(seq, "app direct: %-16llu\n", @@ -839,12 +841,17 @@ static int __maybe_unused iostat_info_seq_show(struct seq_file *seq, /* print fs read IOs */ seq_printf(seq, "fs data: %-16llu\n", sbi->rw_iostat[FS_DATA_READ_IO]); + seq_printf(seq, "fs gc data: %-16llu\n", + sbi->rw_iostat[FS_GDATA_READ_IO]); + seq_printf(seq, "fs compr_data: %-16llu\n", + sbi->rw_iostat[FS_CDATA_READ_IO]); seq_printf(seq, "fs node: %-16llu\n", sbi->rw_iostat[FS_NODE_READ_IO]); seq_printf(seq, "fs meta: %-16llu\n", sbi->rw_iostat[FS_META_READ_IO]); /* print other IOs */ + seq_puts(seq, "[OTHER]\n"); seq_printf(seq, "fs discard: %-16llu\n", sbi->rw_iostat[FS_DISCARD]); |