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Experimental INTENT_WRITE write mode with WA=2 instead of 3

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This commit is contained in:
Vitaliy Filippov
2025-12-02 01:52:12 +03:00
parent 7530bdbec7
commit 3c687a2993
6 changed files with 170 additions and 72 deletions
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src/blockstore/blockstore_init.cpp
+26 -29
View File
@@ -250,37 +250,34 @@ resume_4:
return 1;
}
}
if (!bs->dsk.inmemory_journal)
{
// asynchronous recheck
bs->heap->recheck_small_writes([this](uint64_t offset, uint64_t len, uint8_t *buf, std::function<void()> cb)
{
if (!buf)
{
wait_state = 7;
bs->ringloop->wakeup();
return;
}
GET_SQE();
data->iov = (iovec){ buf, len };
data->callback = [this, offset, cb](ring_data_t *data)
{
if (data->res < 0)
{
fprintf(stderr, "Buffer area read failed at offset %ju: %d\n", offset, data->res);
exit(1);
}
cb();
};
io_uring_prep_readv(sqe, bs->dsk.journal_fd, &data->iov, 1, bs->dsk.journal_offset + offset);
bs->ringloop->submit();
}, bs->meta_write_recheck_parallelism);
// asynchronous recheck
resume_6:
wait_state = 6;
return 1;
wait_state = 6;
bs->heap->recheck_small_writes([this](bool is_data, uint64_t offset, uint64_t len, uint8_t *buf, std::function<void()> cb)
{
if (!buf)
{
wait_state = 7;
bs->ringloop->wakeup();
return;
}
GET_SQE();
data->iov = (iovec){ buf, len };
data->callback = [this, offset, cb](ring_data_t *data)
{
if (data->res < 0)
{
fprintf(stderr, "Buffer area read failed at offset %ju: %d\n", offset, data->res);
exit(1);
}
cb();
};
io_uring_prep_readv(sqe, (is_data ? bs->dsk.data_fd : bs->dsk.journal_fd), &data->iov, 1,
(is_data ? bs->dsk.data_offset : bs->dsk.journal_offset) + offset);
bs->ringloop->submit();
}, bs->meta_write_recheck_parallelism);
return 1;
resume_7:
;
}
free(metadata_buffer);
metadata_buffer = NULL;
return 0;