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Add a test with fsync

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This commit is contained in:
Vitaliy Filippov
2025-12-02 01:52:12 +03:00
parent 7f4c541a6f
commit 57d2f30303
10 changed files with 358 additions and 136 deletions
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src/blockstore/blockstore_flush.cpp
+10 -25
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@@ -169,7 +169,6 @@ bool journal_flusher_co::loop()
else if (wait_state == 22) goto resume_22;
else if (wait_state == 23) goto resume_23;
else if (wait_state == 24) goto resume_24;
else if (wait_state == 25) goto resume_25;
resume_0:
wait_state = 0;
cur_oid = {};
@@ -179,7 +178,6 @@ resume_0:
{
resume_21:
resume_22:
resume_23:
res = fsync_buffer(21);
if (!res)
{
@@ -335,9 +333,9 @@ resume_10:
calc_block_checksums();
if (read_to_fill_incomplete)
{
resume_23:
resume_24:
resume_25:
if (!write_meta_block(24))
if (!write_meta_block(23))
{
return false;
}
@@ -698,8 +696,7 @@ int journal_flusher_co::fsync_buffer(int wait_base)
{
if (wait_state == wait_base) goto resume_0;
else if (wait_state == wait_base+1) goto resume_1;
else if (wait_state == wait_base+2) goto resume_2;
if (!bs->unsynced_big_write_count && !bs->unsynced_small_write_count)
if (bs->dsk.disable_journal_fsync && bs->dsk.disable_meta_fsync && bs->dsk.disable_data_fsync || !bs->unsynced_big_write_count && !bs->unsynced_small_write_count)
{
return 1;
}
@@ -707,32 +704,20 @@ int journal_flusher_co::fsync_buffer(int wait_base)
{
return 0;
}
compact_lsn = bs->heap->get_completed_lsn();
flusher->active_flushers++;
flusher->syncing_buffer++;
resume_0:
assert(!wait_count);
if (!bs->dsk.disable_meta_fsync)
compact_lsn = bs->heap->get_completed_lsn();
if (!bs->submit_fsyncs(wait_count))
{
bs->unsynced_big_write_count = 0;
await_sqe(0);
data->iov = { 0 };
data->callback = simple_callback_w;
io_uring_prep_fsync(sqe, bs->dsk.meta_fd, IORING_FSYNC_DATASYNC);
wait_count++;
wait_state = wait_base+0;
return 0;
}
if (bs->unsynced_small_write_count > 0 && !bs->dsk.disable_journal_fsync && bs->dsk.journal_fd != bs->dsk.meta_fd)
{
bs->unsynced_small_write_count = 0;
await_sqe(1);
data->iov = { 0 };
data->callback = simple_callback_w;
io_uring_prep_fsync(sqe, bs->dsk.journal_fd, IORING_FSYNC_DATASYNC);
wait_count++;
}
resume_2:
resume_1:
if (wait_count > 0)
{
wait_state = wait_base+2;
wait_state = wait_base+1;
return 0;
}
bs->heap->mark_lsn_fsynced(compact_lsn);