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Another experiment: store writes in mallocs

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This commit is contained in:
Vitaliy Filippov
2025-12-02 01:52:12 +03:00
parent 371e630f52
commit 1e5a01def8
4 changed files with 189 additions and 404 deletions
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src/blockstore/blockstore_write.cpp
+5 -2
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@@ -20,9 +20,12 @@ void blockstore_impl_t::prepare_meta_block_write(uint32_t modified_block)
pending_modified_blocks.push_back(modified_block);
modified_blocks[modified_block] = false;
ring_data_t *data = ((ring_data_t*)sqe->user_data);
data->iov = (struct iovec){ heap->get_meta_block(modified_block), (size_t)dsk.meta_block_size };
data->callback = [this, modified_block](ring_data_t *data)
uint8_t *buf = (uint8_t*)memalign_or_die(MEM_ALIGNMENT, dsk.meta_block_size);
heap->get_meta_block(modified_block, buf);
data->iov = (struct iovec){ buf, (size_t)dsk.meta_block_size };
data->callback = [this, modified_block, buf](ring_data_t *data)
{
free(buf);
live = true;
if (data->res != data->iov.iov_len)
{