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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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osd_receive.cpp
+9 -7
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@@ -32,36 +32,38 @@ void osd_t::read_requests()
cl.read_msg.msg_iov = &cl.read_iov;
cl.read_msg.msg_iovlen = 1;
data->callback = [this, peer_fd](ring_data_t *data) { handle_read(data, peer_fd); };
my_uring_prep_recvmsg(sqe, peer_fd, &cl.read_msg, 0);
my_uring_prep_recvmsg(sqe, cl.peer_fd_index, &cl.read_msg, 0);
sqe->flags |= IOSQE_FIXED_FILE;
}
read_ready_clients.clear();
}
void osd_t::handle_read(ring_data_t *data, int peer_fd)
{
int res = data->res;
auto cl_it = clients.find(peer_fd);
if (cl_it != clients.end())
{
auto & cl = cl_it->second;
if (data->res == -EAGAIN)
if (res == -EAGAIN)
{
cl.read_ready--;
if (cl.read_ready > 0)
read_ready_clients.push_back(peer_fd);
return;
}
else if (data->res < 0)
else if (res < 0)
{
// this is a client socket, so don't panic. just disconnect it
printf("Client %d socket read error: %d (%s). Disconnecting client\n", peer_fd, -data->res, strerror(-data->res));
printf("Client %d socket read error: %d (%s). Disconnecting client\n", peer_fd, -res, strerror(-res));
stop_client(peer_fd);
return;
}
read_ready_clients.push_back(peer_fd);
if (data->res > 0)
if (res > 0)
{
cl.read_remaining -= data->res;
cl.read_buf += data->res;
cl.read_remaining -= res;
cl.read_buf += res;
if (cl.read_remaining <= 0)
{
cl.read_buf = NULL;