hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

process failed proxy when dispatching batch sqc failed

Browse Source
This commit is contained in:
qianchanger
2023-03-24 02:41:50 +00:00
committed by ob-robot
parent 5857cf883d
commit 9f6e6664f6
1 changed files with 12 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
src/sql/engine/px/ob_dfo_scheduler.cpp
View File

@ -1096,24 +1096,19 @@ int ObParallelDfoScheduler::dispatch_sqc(ObExecContext &exec_ctx,
sqc.set_adjoining_root_dfo(true);
}
}
// 分发 sqc 可能需要重试，
// 分发 sqc 的 rpc 成功，但 sqc 上无法分配最小个数的 worker 线程，`dispatch_sqc`内部进行重试，
// 如果多次重试（达到超时时间）都无法成功，不需要再重试整个DFO（因为已经超时）
ObPxSqcAsyncProxy proxy(coord_info_.rpc_proxy_, dfo, exec_ctx, phy_plan_ctx, session, phy_plan, sqcs);
if (OB_FAIL(ret)) {
} else if (OB_FAIL(proxy.launch_all_rpc_request())) {
LOG_WARN("fail to send all init async sqc", K(exec_ctx), K(ret));
} else if (OB_FAIL(proxy.wait_all())) {
// ret 可是能是 is_data_not_readable_err错误类型，需要通过`deal_with_init_sqc_error`进行处理
auto process_failed_proxy = [&]() {
if (is_data_not_readable_err(ret) || is_server_down_error(ret)) {
ObPxSqcMeta &sqc = *sqcs.at(proxy.get_error_index());
LOG_WARN("fail to wait all async init sqc", K(ret), K(sqc), K(exec_ctx));
LOG_WARN("fail to init sqc with proxy", K(ret), K(sqc), K(exec_ctx));
int temp_ret = deal_with_init_sqc_error(exec_ctx, sqc, ret);
if (temp_ret != OB_SUCCESS) {
LOG_WARN("fail to deal with init sqc error", K(exec_ctx), K(sqc), K(temp_ret));
}
} else {
LOG_WARN("fail to wait all async init sqc", K(ret), K(exec_ctx));
}
// 对于正确process的sqc, 是需要sqc report的, 否则在后续的wait_running_dfo逻辑中不会等待此sqc结束
const ObSqcAsyncCB *cb = NULL;
@ -1136,6 +1131,15 @@ int ObParallelDfoScheduler::dispatch_sqc(ObExecContext &exec_ctx,
}
}
}
};
if (OB_FAIL(ret)) {
} else if (OB_FAIL(proxy.launch_all_rpc_request())) {
process_failed_proxy();
LOG_WARN("fail to send all init async sqc", K(exec_ctx), K(ret));
} else if (OB_FAIL(proxy.wait_all())) {
// ret 可是能是 is_data_not_readable_err错误类型，需要通过`deal_with_init_sqc_error`进行处理
process_failed_proxy();
LOG_WARN("fail to wait all async init sqc", K(ret), K(exec_ctx));
} else {
const ObArray<ObSqcAsyncCB *> &callbacks = proxy.get_callbacks();
ARRAY_FOREACH(callbacks, idx) {