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Test SQ poll threads. Unstable and in fact slower :(

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This commit is contained in:
Vitaliy Filippov
2020-03-03 17:23:39 +03:00
parent c9f3654905
commit eabfe4faac
18 changed files with 215 additions and 59 deletions
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blockstore_init.cpp
+14 -7
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@@ -55,7 +55,8 @@ int blockstore_init_meta::loop()
bs->meta_len - metadata_read > bs->metadata_buf_size ? bs->metadata_buf_size : bs->meta_len - metadata_read,
};
data->callback = [this](ring_data_t *data) { handle_event(data); };
my_uring_prep_readv(sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset + metadata_read);
my_uring_prep_readv(sqe, bs->meta_fd_index, &data->iov, 1, bs->meta_offset + metadata_read);
sqe->flags |= IOSQE_FIXED_FILE;
bs->ringloop->submit();
submitted = (prev == 1 ? 2 : 1);
prev = submitted;
@@ -216,7 +217,8 @@ int blockstore_init_journal::loop()
data = ((ring_data_t*)sqe->user_data);
data->iov = { submitted_buf, bs->journal.block_size };
data->callback = simple_callback;
my_uring_prep_readv(sqe, bs->journal.fd, &data->iov, 1, bs->journal.offset);
my_uring_prep_readv(sqe, bs->journal_fd_index, &data->iov, 1, bs->journal.offset);
sqe->flags |= IOSQE_FIXED_FILE;
bs->ringloop->submit();
wait_count = 1;
resume_1:
@@ -254,7 +256,8 @@ resume_1:
GET_SQE();
data->iov = (struct iovec){ submitted_buf, 2*bs->journal.block_size };
data->callback = simple_callback;
my_uring_prep_writev(sqe, bs->journal.fd, &data->iov, 1, bs->journal.offset);
my_uring_prep_writev(sqe, bs->journal_fd_index, &data->iov, 1, bs->journal.offset);
sqe->flags |= IOSQE_FIXED_FILE;
wait_count++;
bs->ringloop->submit();
resume_6:
@@ -266,7 +269,8 @@ resume_1:
if (!bs->disable_journal_fsync)
{
GET_SQE();
my_uring_prep_fsync(sqe, bs->journal.fd, IORING_FSYNC_DATASYNC);
my_uring_prep_fsync(sqe, bs->journal_fd_index, IORING_FSYNC_DATASYNC);
sqe->flags |= IOSQE_FIXED_FILE;
data->iov = { 0 };
data->callback = simple_callback;
wait_count++;
@@ -325,7 +329,8 @@ resume_1:
end - journal_pos < JOURNAL_BUFFER_SIZE ? end - journal_pos : JOURNAL_BUFFER_SIZE,
};
data->callback = [this](ring_data_t *data1) { handle_event(data1); };
my_uring_prep_readv(sqe, bs->journal.fd, &data->iov, 1, bs->journal.offset + journal_pos);
my_uring_prep_readv(sqe, bs->journal_fd_index, &data->iov, 1, bs->journal.offset + journal_pos);
sqe->flags |= IOSQE_FIXED_FILE;
bs->ringloop->submit();
}
while (done.size() > 0)
@@ -340,7 +345,8 @@ resume_1:
GET_SQE();
data->iov = { init_write_buf, bs->journal.block_size };
data->callback = simple_callback;
my_uring_prep_writev(sqe, bs->journal.fd, &data->iov, 1, bs->journal.offset + init_write_sector);
my_uring_prep_writev(sqe, bs->journal_fd_index, &data->iov, 1, bs->journal.offset + init_write_sector);
sqe->flags |= IOSQE_FIXED_FILE;
wait_count++;
bs->ringloop->submit();
resume_7:
@@ -354,7 +360,8 @@ resume_1:
GET_SQE();
data->iov = { 0 };
data->callback = simple_callback;
my_uring_prep_fsync(sqe, bs->journal.fd, IORING_FSYNC_DATASYNC);
my_uring_prep_fsync(sqe, bs->journal_fd_index, IORING_FSYNC_DATASYNC);
sqe->flags |= IOSQE_FIXED_FILE;
wait_count++;
bs->ringloop->submit();
}