vcctl command line enhancement

docs/design/command-line-enhancement.md

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+# `vcctl` Command Line Enhancement
+
+[@jiangkaihua](jiangkaihua1@huawei.com); Dec. 16, 2019
+
+## Catalog
+- [`vcctl` Command Line Enhancement](#vcctl-command-line-enhancement)
+  - [Catalog](#catalog)
+  - [Functions of `vcctl`](#functions-of-vcctl)
+    - [Command `vcctl job`](#command-vcctl-job)
+    - [Command `vcctl queue`](#command-vcctl-queue)
+  - [`vcctl` vs. Slurm Command Line](#vcctl-vs-slurm-command-line)
+  - [New Format of Volcano Command Line](#new-format-of-volcano-command-line)
+    - [For Common User](#for-common-user)
+      - [`vsub` submit via file](#vsub-submit-via-file)
+    - [For Administrator](#for-administrator)
+  - [Reference](#reference)
+
+## Functions of `vcctl`
+`vcctl` is the command line of [volcano](https://github.com/volcano-sh/volcano). The main functions are listed below:
+
+### Command `vcctl job`
+| Command Format | Usage |
+| - | - |
+| `vcctl job delete -N <job_name> -n <namespace>` | delete a job |
+| `vcctl job list -S <scheduler> -n <namespace>` | list job info |
+| `vcctl job resume -N <job_name> -n <namespace>` | resume a job |
+| `vcctl job run -f <yaml_file> -i <image> -L <resource_limit> -m <min_available> -N <job_name> -n <namespace> -r <replicas> -R <resource_requeset> -S <scheduler>` | run job by parameters from the command line |
+| `vcctl job suspend -N <job_name> -n <namespace>` | suspend a job |
+| `vcctl job view -N <job_name> -n <namespace>` | show a job info |
+
+### Command `vcctl queue`
+| Command Format | Usage |
+| - | - |
+| `vcctl queue create -n <queue_name> -w <weight>` | create a queue |
+| `vcctl queue delete -n <queue_name>` | delete a queue |
+| `vcctl queue get -n <queue_name>` | get a queue |
+| `vcctl queue list ` | list all the queue |
+| `vcctl queue operate -a <open/close/update> -n <queue_name> -w <weight>` | operate a queue |
+
+## `vcctl` vs. Slurm Command Line
+The similar Slurm command lines are listed below:
+
+| `vcctl` Function | Similar Slurm Command Line |
+| - | - |
+| `vcctl job run -f <yaml_file>` | `sbatch <job_file>` |
+| `vcctl job run -N <job_name>` | `srun -J <job_name> ` |
+| `vcctl job delete -N <job_name> -n <namespace>` | `scancel <job_id> / -n <job_name> -u <user>` |
+| `vcctl job suspend -N <job_name> -n <namespace>` | `scontrol suspend <job_id>` |
+| `vcctl job resume -N <job_name> -n <namespace>` | `scontrol resume <job_id>` |
+| `vcctl job view -N <job_name> -n <namespace>` | `scontrol show job <job_id>` |
+| `vcctl job list --all-namespaces` | `scontrol show job` |
+| `vcctl job list -n <namespace>` | `squeue -u <user>` |
+| `vcctl queue create -n <queue_name> -w <weight>` | `scontrol create PartitionName=<partition_name>` |
+| `vcctl queue delete -n <queue_name>` | `scontrol delete PartitionName=<partition_name>` |
+| `vcctl queue get -n <queue_name>` | `squeue -p <partition_name> & scontrol show partition <partition_name>` |
+| `vcctl queue list ` | `squeue -a & scontrol show partition` |
+| `vcctl queue operate -a <open/close/update> -n <queue_name> -w <weight>` | no similar commands |
+
+## New Format of Volcano Command Line
+### For Common User
+| Old Format | New Format |
+| - | - |
+| `vcctl job run -N <job_name>` | `vsub -j/--job-name <job_file>` |
+| `vcctl job delete -N <job_name> -n <namespace>` | `vcancel -n <job_name> -N <namespace>` |
+| `vcctl job suspend -N <job_name> -n <namespace>` | `vsuspend -n <job_name> -N <namespace>` |
+| `vcctl job resume -N <job_name> -n <namespace>` | `vresume -n <job_name> -N <namespace>` |
+| `vcctl job view -N <job_name> -n <namespace>` | `vjobs -n <job_name> -N <namespace>` |
+| `vcctl job list -S <scheduler> -n <namespace>` | `vjobs -S <scheduler> -N <namespace>` |
+| `vcctl queue get -n <queue_name>` | `vqueues -n <queue_name>` |
+| `vcctl queue list ` | `vqueues` |
+
+#### `vsub` submit via file
+Command `vsub` can aslo submit a batch job via `.sh` file, like: 
+```shell
+[user@host]$ vsub test.sh
+Submitted batch job test
+```
+The job file <test.sh> owns a format like: 
+```shell
+#!/bin/bash`
+
+#VSUB jobName test
+#VSUB namespace volcano-system
+#VSUB queue default
+#VSUB schedulerName volcano
+#VSUB image busybox
+#VSUB replicas 10
+#VSUB minAvailable 4
+...
+
+echo test.sh start on $(date)
+sleep 100
+echo test.sh end on $(date)
+```
+
+
+### For Administrator
+| Old Format | New Format |
+| - | - |
+| `vcctl queue create -n <queue_name> -w <weight>` | `vadmin qcreate -n <queue_name> -w <weight>` |
+| `vcctl queue delete -n <queue_name>`| `vadmin qcancel -n <queue_name>` |
+| `vcctl queue operate -a open -n <queue_name>`| `vadmin qopen -n <queue_name>` |
+| `vcctl queue operate -a close -n <queue_name>`| `vadmin qclose -n <queue_name>` |
+| `vcctl queue operate -a update -n <queue_name> -w <weight>`| `vadmin qupdate -n <queue_name> -w <weight>` |
+
+
+operate -a <open/close/update> -n <queue_name> -w <weight>
+## Reference
+- [Slurm Documentation](https://slurm.schedmd.com/)
+- [IBM Platform LSF Command Reference](https://www.ibm.com/support/knowledgecenter/en/SSETD4_9.1.2/lsf_kc_cmd_ref.html)
+- [Slurm作业调度系统使用指南](http://hmli.ustc.edu.cn/doc/userguide/slurm-userguide.pdf)
+- [SLURM使用基础教程](https://www.hpccube.com/wiki/index.php/SLURM%E4%BD%BF%E7%94%A8%E5%9F%BA%E7%A1%80%E6%95%99%E7%A8%8B)
+- [北京大学国际数学中心微型工作站-SLURM 使用参考](http://bicmr.pku.edu.cn/~wenzw/pages/index.html)