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Add page_size config parameter for writecache #1302

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fyrchik merged 1 commit from dstepanov-yadro/frostfs-node:fix/writecache_page_size into master 2024-09-04 19:51:11 +00:00
Conversation 0 Commits 1 Files changed 12 +35 -4
12 changed files with 35 additions and 4 deletions
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2
cmd/frostfs-lens/internal/writecache/inspect.go
View file

@ -25,7 +25,7 @@ func init() {
func inspectFunc(cmd *cobra.Command, _ []string) {
var data []byte
db, err := writecache.OpenDB(vPath, true, os.OpenFile)
db, err := writecache.OpenDB(vPath, true, os.OpenFile, 0)
common.ExitOnErr(cmd, common.Errf("could not open write-cache db: %w", err))
defer db.Close()

2
cmd/frostfs-lens/internal/writecache/list.go
View file

@ -31,7 +31,7 @@ func listFunc(cmd *cobra.Command, _ []string) {
return err
}
db, err := writecache.OpenDB(vPath, true, os.OpenFile)
db, err := writecache.OpenDB(vPath, true, os.OpenFile, 0)
common.ExitOnErr(cmd, common.Errf("could not open write-cache db: %w", err))
defer db.Close()

3
cmd/frostfs-node/config.go
View file

@ -154,6 +154,7 @@ type shardCfg struct {
sizeLimit uint64
countLimit uint64
noSync bool
pageSize int
}
piloramaCfg struct {
@ -272,6 +273,7 @@ func (a *applicationConfiguration) setShardWriteCacheConfig(newConfig *shardCfg,
wc.path = writeCacheCfg.Path()
wc.maxBatchSize = writeCacheCfg.BoltDB().MaxBatchSize()
wc.maxBatchDelay = writeCacheCfg.BoltDB().MaxBatchDelay()
wc.pageSize = writeCacheCfg.BoltDB().PageSize()
wc.maxObjSize = writeCacheCfg.MaxObjectSize()
wc.smallObjectSize = writeCacheCfg.SmallObjectSize()
wc.flushWorkerCount = writeCacheCfg.WorkerCount()
@ -865,6 +867,7 @@ func (c *cfg) getWriteCacheOpts(shCfg shardCfg) []writecache.Option {
writecache.WithPath(wcRead.path),
writecache.WithMaxBatchSize(wcRead.maxBatchSize),
writecache.WithMaxBatchDelay(wcRead.maxBatchDelay),
writecache.WithPageSize(wcRead.pageSize),
writecache.WithMaxObjectSize(wcRead.maxObjSize),
writecache.WithSmallObjectSize(wcRead.smallObjectSize),
writecache.WithFlushWorkersCount(wcRead.flushWorkerCount),

2
cmd/frostfs-node/config/engine/config_test.go
View file

@ -79,6 +79,7 @@ func TestEngineSection(t *testing.T) {
require.EqualValues(t, 134217728, wc.MaxObjectSize())
require.EqualValues(t, 30, wc.WorkerCount())
require.EqualValues(t, 3221225472, wc.SizeLimit())
require.EqualValues(t, 4096, wc.BoltDB().PageSize())
require.EqualValues(t, 49, wc.CountLimit())
require.Equal(t, "tmp/0/meta", meta.Path())
@ -135,6 +136,7 @@ func TestEngineSection(t *testing.T) {
require.EqualValues(t, 134217728, wc.MaxObjectSize())
require.EqualValues(t, 30, wc.WorkerCount())
require.EqualValues(t, 4294967296, wc.SizeLimit())
require.EqualValues(t, 0, wc.BoltDB().PageSize())
require.EqualValues(t, writecacheconfig.CountLimitDefault, wc.CountLimit())
require.Equal(t, "tmp/1/meta", meta.Path())

11
cmd/frostfs-node/config/engine/shard/boltdb/boltdb.go
View file

@ -60,3 +60,14 @@ func (x *Config) MaxBatchSize() int {
func (x *Config) NoSync() bool {
return config.BoolSafe((*config.Config)(x), "no_sync")
}
// PageSize returns the value of "page_size" config parameter.
//
// Returns 0 if the value is not a positive number.
func (x *Config) PageSize() int {
s := int(config.SizeInBytesSafe((*config.Config)(x), "page_size"))
if s < 0 {
s = 0
}
return s
}

1
config/example/node.env
View file

@ -105,6 +105,7 @@ FROSTFS_STORAGE_SHARD_0_WRITECACHE_SMALL_OBJECT_SIZE=16384
FROSTFS_STORAGE_SHARD_0_WRITECACHE_MAX_OBJECT_SIZE=134217728
FROSTFS_STORAGE_SHARD_0_WRITECACHE_FLUSH_WORKER_COUNT=30
FROSTFS_STORAGE_SHARD_0_WRITECACHE_CAPACITY=3221225472
FROSTFS_STORAGE_SHARD_0_WRITECACHE_PAGE_SIZE=4096
FROSTFS_STORAGE_SHARD_0_WRITECACHE_MAX_OBJECT_COUNT=49
### Metabase config
FROSTFS_STORAGE_SHARD_0_METABASE_PATH=tmp/0/meta

1
config/example/node.json
View file

@ -149,6 +149,7 @@
"max_object_size": 134217728,
"flush_worker_count": 30,
"capacity": 3221225472,
"page_size": 4096,
"max_object_count": 49
},
"metabase": {

1
config/example/node.yaml
View file

@ -172,6 +172,7 @@ storage:
path: tmp/0/cache # write-cache root directory
capacity: 3221225472 # approximate write-cache total size, bytes
max_object_count: 49
page_size: 4k
metabase:
path: tmp/0/meta # metabase path

2
docs/storage-node-configuration.md
View file

@ -290,6 +290,7 @@ writecache:
small_object_size: 16384
max_object_size: 134217728
flush_worker_count: 30
page_size: '4k'
```
| Parameter | Type | Default value | Description |
@ -302,6 +303,7 @@ writecache:
| `flush_worker_count` | `int` | `20` | Amount of background workers that move data from the writecache to the blobstor. |
| `max_batch_size` | `int` | `1000` | Maximum amount of small object `PUT` operations to perform in a single transaction. |
| `max_batch_delay` | `duration` | `10ms` | Maximum delay before a batch starts. |
| `page_size` | `size` | `0` | Page size overrides the default OS page size for small objects storage. Does not affect the existing storage. |
# `node` section

9
pkg/local_object_storage/writecache/options.go
View file

@ -48,6 +48,8 @@ type options struct {
metrics Metrics
// disableBackgroundFlush is for testing purposes only.
disableBackgroundFlush bool
// pageSize is bbolt's page size config value
pageSize int
}
// WithLogger sets logger.
@ -173,3 +175,10 @@ func WithDisableBackgroundFlush() Option {
o.disableBackgroundFlush = true
}
}
// WithPageSize sets bbolt's page size.
func WithPageSize(s int) Option {
return func(o *options) {
o.pageSize = s
}
}

2
pkg/local_object_storage/writecache/storage.go
View file

@ -32,7 +32,7 @@ func (c *cache) openStore(mod mode.ComponentMode) error {
return err
}
c.db, err = OpenDB(c.path, mod.ReadOnly(), c.openFile)
c.db, err = OpenDB(c.path, mod.ReadOnly(), c.openFile, c.pageSize)
if err != nil {
return fmt.Errorf("could not open database: %w", err)
}

3
pkg/local_object_storage/writecache/util.go
View file

@ -10,11 +10,12 @@ import (
)
// OpenDB opens BoltDB instance for write-cache. Opens in read-only mode if ro is true.
func OpenDB(p string, ro bool, openFile func(string, int, fs.FileMode) (*os.File, error)) (*bbolt.DB, error) {
func OpenDB(p string, ro bool, openFile func(string, int, fs.FileMode) (*os.File, error), pageSize int) (*bbolt.DB, error) {
return bbolt.Open(filepath.Join(p, dbName), os.ModePerm, &bbolt.Options{
NoFreelistSync: true,
ReadOnly: ro,
Timeout: 100 * time.Millisecond,
OpenFile: openFile,
PageSize: pageSize,
})
}