| 61 | } |
| 62 | |
| 63 | std::shared_ptr<NetworkStack> NetworkStack::create(CephContext *c, |
| 64 | const std::string &t) |
| 65 | { |
| 66 | std::shared_ptr<NetworkStack> stack = nullptr; |
| 67 | |
| 68 | if (t == "posix") |
| 69 | stack.reset(new PosixNetworkStack(c, false)); |
| 70 | else if (t == "smc") |
| 71 | stack.reset(new PosixNetworkStack(c, true)); |
| 72 | #ifdef HAVE_RDMA |
| 73 | else if (t == "rdma") |
| 74 | stack.reset(new RDMAStack(c)); |
| 75 | #endif |
| 76 | #ifdef HAVE_DPDK |
| 77 | else if (t == "dpdk") |
| 78 | stack.reset(new DPDKStack(c)); |
| 79 | #endif |
| 80 | |
| 81 | if (stack == nullptr) { |
| 82 | lderr(c) << __func__ << " ms_async_transport_type " << t << |
| 83 | " is not supported! " << dendl; |
| 84 | ceph_abort(); |
| 85 | return nullptr; |
| 86 | } |
| 87 | |
| 88 | unsigned num_workers = c->_conf->ms_async_op_threads; |
| 89 | ceph_assert(num_workers > 0); |
| 90 | if (num_workers >= EventCenter::MAX_EVENTCENTER) { |
| 91 | ldout(c, 0) << __func__ << " max thread limit is " |
| 92 | << EventCenter::MAX_EVENTCENTER << ", switching to this now. " |
| 93 | << "Higher thread values are unnecessary and currently unsupported." |
| 94 | << dendl; |
| 95 | num_workers = EventCenter::MAX_EVENTCENTER; |
| 96 | } |
| 97 | const int InitEventNumber = 5000; |
| 98 | for (unsigned worker_id = 0; worker_id < num_workers; ++worker_id) { |
| 99 | Worker *w = stack->create_worker(c, worker_id); |
| 100 | int ret = w->center.init(InitEventNumber, worker_id, t); |
| 101 | if (ret) |
| 102 | throw std::system_error(-ret, std::generic_category()); |
| 103 | stack->workers.push_back(w); |
| 104 | } |
| 105 | |
| 106 | return stack; |
| 107 | } |
| 108 | |
| 109 | NetworkStack::NetworkStack(CephContext *c) |
| 110 | : cct(c) |
nothing calls this directly
no test coverage detected