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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_flush.cpp
+14 -7
View File
@@ -287,8 +287,9 @@ resume_1:
data->iov = (struct iovec){ it->buf, (size_t)it->len };
data->callback = simple_callback_w;
my_uring_prep_writev(
sqe, bs->data_fd, &data->iov, 1, bs->data_offset + clean_loc + it->offset
sqe, bs->data_fd_index, &data->iov, 1, bs->data_offset + clean_loc + it->offset
);
sqe->flags |= IOSQE_FIXED_FILE;
wait_count++;
}
// Sync data before writing metadata
@@ -320,8 +321,9 @@ resume_1:
data->iov = (struct iovec){ meta_old.buf, bs->meta_block_size };
data->callback = simple_callback_w;
my_uring_prep_writev(
sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset + meta_old.sector
sqe, bs->meta_fd_index, &data->iov, 1, bs->meta_offset + meta_old.sector
);
sqe->flags |= IOSQE_FIXED_FILE;
wait_count++;
}
if (has_delete)
@@ -342,8 +344,9 @@ resume_1:
data->iov = (struct iovec){ meta_new.buf, bs->meta_block_size };
data->callback = simple_callback_w;
my_uring_prep_writev(
sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset + meta_new.sector
sqe, bs->meta_fd_index, &data->iov, 1, bs->meta_offset + meta_new.sector
);
sqe->flags |= IOSQE_FIXED_FILE;
wait_count++;
resume_7:
if (wait_count > 0)
@@ -405,7 +408,8 @@ resume_1:
((journal_entry_start*)flusher->journal_superblock)->crc32 = je_crc32((journal_entry*)flusher->journal_superblock);
data->iov = (struct iovec){ flusher->journal_superblock, bs->journal_block_size };
data->callback = simple_callback_w;
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++;
resume_13:
if (wait_count > 0)
@@ -485,8 +489,9 @@ bool journal_flusher_co::scan_dirty(int wait_base)
data->iov = (struct iovec){ v.back().buf, (size_t)submit_len };
data->callback = simple_callback_r;
my_uring_prep_readv(
sqe, bs->journal.fd, &data->iov, 1, bs->journal.offset + submit_offset
sqe, bs->journal_fd_index, &data->iov, 1, bs->journal.offset + submit_offset
);
sqe->flags |= IOSQE_FIXED_FILE;
wait_count++;
}
}
@@ -568,8 +573,9 @@ bool journal_flusher_co::modify_meta_read(uint64_t meta_loc, flusher_meta_write_
data->callback = simple_callback_r;
wr.submitted = true;
my_uring_prep_readv(
sqe, bs->meta_fd, &data->iov, 1, bs->meta_offset + wr.sector
sqe, bs->meta_fd_index, &data->iov, 1, bs->meta_offset + wr.sector
);
sqe->flags |= IOSQE_FIXED_FILE;
wait_count++;
}
else
@@ -638,7 +644,8 @@ bool journal_flusher_co::fsync_batch(bool fsync_meta, int wait_base)
await_sqe(0);
data->iov = { 0 };
data->callback = simple_callback_w;
my_uring_prep_fsync(sqe, fsync_meta ? bs->meta_fd : bs->data_fd, IORING_FSYNC_DATASYNC);
my_uring_prep_fsync(sqe, fsync_meta ? bs->meta_fd_index : bs->data_fd_index, IORING_FSYNC_DATASYNC);
sqe->flags |= IOSQE_FIXED_FILE;
cur_sync->state = 1;
wait_count++;
resume_1: