为提高效率，提问时请提供以下信息，问题描述清晰可优先响应。
- 【TiDB 版本】：V4.0.4
- 【问题描述】：
[root@r-tidb4cleaner-DM-m220-213 dm-v1.0.6-linux-amd64]# bin/dmctl -master-addr 10.108.220.213:8261
Welcome to dmctl
Release Version: v1.0.6
Git Commit Hash: eaf2683c05ab44143bfb286bfbbc3ba157c555cc
Git Branch: release-1.0
UTC Build Time: 2020-06-17 10:22:01
Go Version: go version go1.13 linux/amd64
» check-task conf/task_basic.yaml
{
“result”: true,
“msg”: “check pass!!!”
}
» start-task conf/task_basic.yaml
{
“result”: true,
“msg”: “”,
“workers”: [
{
“result”: false,
“worker”: “10.108.220.213:8262”,
“msg”: “[code=38033:class=dm-master:scope=internal:level=high] request to dm-worker 10.108.220.213:8262 is timeout, but request may be successful, please execute query-status to check status\ngithub.com/pingcap/dm/pkg/terror.(*Error).Generate\
\t/home/jenkins/agent/workspace/build_dm_master/go/src/github.com/pingcap/dm/pkg/terror/terror.go:236\ngithub.com/pingcap/dm/dm/master.(*Server).waitOperationOk\
\t/home/jenkins/agent/workspace/build_dm_master/go/src/github.com/pingcap/dm/dm/master/server.go:1923\ngithub.com/pingcap/dm/dm/master.(*Server).handleOperationResult\
\t/home/jenkins/agent/workspace/build_dm_master/go/src/github.com/pingcap/dm/dm/master/server.go:1946\ngithub.com/pingcap/dm/dm/master.(*Server).StartTask.func1\
\t/home/jenkins/agent/workspace/build_dm_master/go/src/github.com/pingcap/dm/dm/master/server.go:276\ngithub.com/pingcap/dm/dm/master.(*AgentPool).Emit\
\t/home/jenkins/agent/workspace/build_dm_master/go/src/github.com/pingcap/dm/dm/master/agent_pool.go:117\
runtime.goexit\
\t/usr/local/go/src/runtime/asm_amd64.s:1357”
}
]
}
» query-status online
{
“result”: true,
“msg”: “”,
“workers”: [
{
“result”: true,
“worker”: “10.108.220.213:8262”,
“msg”: “”,
“subTaskStatus”: [
{
“name”: “online”,
“stage”: “Paused”,
“unit”: “InvalidUnit”,
“result”: {
“isCanceled”: false,
“errors”: [
{
“Type”: “UnknownError”,
“msg”: “”,
“error”: {
“ErrCode”: 10006,
“ErrClass”: 1,
“ErrScope”: 2,
“ErrLevel”: 3,
"Message": “fail to initial unit Load of subtask online : execute statement failed: CREATE SCHEMA IF NOT EXISTS dm_meta: context deadline exceeded”,
“RawCause”: “context deadline exceeded”
}
[root@r-tidb4cleaner-DM-m220-213 dm-v1.0.6-linux-amd64]# telnet 10.108.220.213 8262
Trying 10.108.220.213…
Connected to 10.108.220.213.
Escape character is ‘^]’.
Telnet端口没有问题
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