thebestvibedev/tromcho.net
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Implement immediate commit mode

Browse Source
This commit is contained in:
Vitaliy Filippov
2020-03-10 01:59:15 +03:00
parent c3737ae3ff
commit 3f522c66e6
8 changed files with 211 additions and 74 deletions
Download Patch File Download Diff File Expand all files Collapse all files
blockstore_impl.h
+10 -7
View File
@@ -34,8 +34,7 @@
#define ST_D_IN_FLIGHT 15
#define ST_D_SUBMITTED 16
#define ST_D_WRITTEN 17
#define ST_D_META_WRITTEN 19
#define ST_D_META_SYNCED 20
#define ST_D_SYNCED 20
#define ST_D_STABLE 21
#define ST_DEL_IN_FLIGHT 31
@@ -46,13 +45,17 @@
#define ST_CURRENT 48
#define IMMEDIATE_NONE 0
#define IMMEDIATE_SMALL 1
#define IMMEDIATE_ALL 2
#define IS_IN_FLIGHT(st) (st == ST_J_IN_FLIGHT || st == ST_D_IN_FLIGHT || st == ST_DEL_IN_FLIGHT || st == ST_J_SUBMITTED || st == ST_D_SUBMITTED || st == ST_DEL_SUBMITTED)
#define IS_STABLE(st) (st == ST_J_STABLE || st == ST_D_STABLE || st == ST_DEL_STABLE || st == ST_CURRENT)
#define IS_SYNCED(st) (IS_STABLE(st) || st == ST_J_SYNCED || st == ST_D_META_SYNCED || st == ST_DEL_SYNCED)
#define IS_SYNCED(st) (IS_STABLE(st) || st == ST_J_SYNCED || st == ST_D_SYNCED || st == ST_DEL_SYNCED)
#define IS_JOURNAL(st) (st >= ST_J_SUBMITTED && st <= ST_J_STABLE)
#define IS_BIG_WRITE(st) (st >= ST_D_SUBMITTED && st <= ST_D_STABLE)
#define IS_DELETE(st) (st >= ST_DEL_SUBMITTED && st <= ST_DEL_STABLE)
#define IS_UNSYNCED(st) (st >= ST_J_SUBMITTED && st <= ST_J_WRITTEN || st >= ST_D_SUBMITTED && st <= ST_D_META_WRITTEN || st >= ST_DEL_SUBMITTED && st <= ST_DEL_WRITTEN)
#define IS_UNSYNCED(st) (st >= ST_J_SUBMITTED && st <= ST_J_WRITTEN || st >= ST_D_SUBMITTED && st <= ST_D_WRITTEN|| st >= ST_DEL_SUBMITTED && st <= ST_DEL_WRITTEN)
#define BS_SUBMIT_GET_SQE(sqe, data) \
BS_SUBMIT_GET_ONLY_SQE(sqe); \
@@ -195,8 +198,8 @@ class blockstore_impl_t
// It is safe to disable fsync() if drive write cache is writethrough
bool disable_data_fsync = false, disable_meta_fsync = false, disable_journal_fsync = false;
// Enable if you want every operation to be executed with an "implicit fsync"
// FIXME Not implemented yet
bool immediate_commit = false;
// Suitable only for server SSDs with capacitors, requires disabled data and journal fsyncs
int immediate_commit = IMMEDIATE_NONE;
bool inmemory_meta = false;
int flusher_count;
/******* END OF OPTIONS *******/
@@ -268,7 +271,7 @@ class blockstore_impl_t
bool enqueue_write(blockstore_op_t *op);
int dequeue_write(blockstore_op_t *op);
int dequeue_del(blockstore_op_t *op);
void ack_write(blockstore_op_t *op);
int continue_write(blockstore_op_t *op);
void release_journal_sectors(blockstore_op_t *op);
void handle_write_event(ring_data_t *data, blockstore_op_t *op);