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light-task-scheduler's Issues

2台服务器一个启动Tracker 一个启动lts-admin为啥前者回去请求后者的ip?

一台启动的JobTracker,TaskTracker,JobClient, 一台启动了lts-admin,
2台阿里云服务器,但是2台内网是不通的.

为啥安装了JobTracker,TaskTracker,JobClient的服务器A(数据库在这个服务器上)会去请求lts-admin的服务器B

异常: [2017-02-10 14:05:03.110]
[LTS-Monitor-data-collector-thread-1][WARN][MStatReportWorker] [LTS]
Report Monitor Data Failed: POST ERROR: url=http://10.xx.xx.233:8730/MO_10.xx.xx.233_31606_10-47-53.689_1/monitor_data_add_cmd, errorMsg=connect timed out, lts version: 1.6.9, current host: 10.xx.xx.220

上面日志显示的是阿里云内网ip地址,为啥,A服务器回去请求B服务器(lts-admin) ?

lts的cpu、内存监控问题

昨天在windowns环境做1.6.5版本测试时,发现控制台打印了很多cpu超过90%的日志,tasktracker就暂停从jobtracker拉任务了,导致任务不执行,但同时在资源管理器中看cpu利用率,并没有超过90%,请问这是咋回事,或者cpu、内存等的监控是否可以手动配置开启与否,谢谢。
image

支持夏令时吗?

服务运行在美西环境,会有夏令时的概念,不知道是不是可以支持?另外,可以指定时区的执行吗?

有压测数据么?

想在公司推LTS,需要写压测结果数据,不知道是否有相关数据呢?

JSONArray bug

com.github.ltsopensource.json.JSONArray#JSONArray(Object array)

if (array.getClass().isArray()) { //omitted... } //此处应该加个else-> else //<- if (Collection.class.isAssignableFrom(array.getClass())) { //omitted... } else { //omitted... }

JobQueueApi.addJob bug

com.lts.admin.web.api.JobQueueApi.addJob(JobQueueApi.java:253)
这行代码有bug,在通过webui添加非repeat job时,repeatcount(Integer类型)默认是null,导致setRepeatCount报NullPointException.

lts升级问题

您好,能否提供一下lts升级(如从1.6.3升级到1.6.5版本)文档,特别是表结构的升级,不知道新版本都改了哪些字段、新增了哪些字段,还有配置等方面,谢谢。

有关于Cron表达式的问题

您好,

我看到可以手动写Cron表达式,而不使用前端的点击插件进行Cron表达式构造。但是感觉和Cron4j的表达式定义不一样啊,看了下源码里面,一共支持7个位置的定义,cron4j支持5个位置。除了这个以外:
protected static final int SECOND = 0;
protected static final int MINUTE = 1;
protected static final int HOUR = 2;
protected static final int DAY_OF_MONTH = 3;
protected static final int MONTH = 4;
protected static final int DAY_OF_WEEK = 5;
protected static final int YEAR = 6;
请问各个位置的要求是什么啊?
每个位置都要填写么?

JobClient的回调丢失

JobClient的回调不是很稳定,经常会遇到任务运行完成,表lts_job_log_po可以查到任务已完成,但是没有触发回掉,请问是我配置问题还是……

能否考虑增加分片的支持

@qq254963746, 能否考虑引入分片的支持。JOB调度处理中若遇到数据量比较大的场景,分片是需要考虑的,当当的elastic-job有这样明确的JOB来引入分片支持(但感觉不是很完善)。从任务处理的成熟度而言,spring batch提供了比较多的选择(但有时候,你需要依赖该框架才能实现JOB处理数据量比较大的场景——相应的elastic-job就没有那么完善)。light-task-scheduler会引入相关的治理方式麽(或者有其他集成的解决方案)

JobTracker集群时差导致Cron任务重复触发

版本 1.6.9
JobTracker个数:2
任务类型:Cron-依赖上一周期

当前逻辑:
当TaskTracker完成任务后,随机选择一个JobTracker返回JobRunResult,JobTracker会根据当前服务器时间产生下一次触发任务。

场景:
假设JobTracker-1在 10:00(JobTracker-1的服务器时间)分发cron任务,task-tracker迅速完成任务并返回至JobTracker-2,而此时JobTracker-2的服务器时间为09:59。这样JobTracker-2计算出的下一个触发时间点依然是10:00,那么该cron任务在10:00时间点会被触发多次。

这个问题是否有办法规避?或者属于bug,需要修复?

replaceOnExist参数

如果多实例中每个实例都有任务,replaceOnExist=true是不是意味着任务只有一个实例的任务会执行;反之,如果是false,就是每个实例的任务都会执行一次?

在多点执行时候,mysql的lts_job_po锁表

在多点执行时候,mysql的lts_job_po表,频繁被锁。

*** (1) TRANSACTION:
TRANSACTION 118358, ACTIVE 27 sec starting index read
mysql tables in use 1, locked 1
LOCK WAIT 3 lock struct(s), heap size 1184, 2 row lock(s)
MySQL thread id 1785, OS thread handle 0x7f6079fff700, query id 54384 xxx.com 192.168.237.214 bjs Sending data
SELECT * FROM `lts_job_po`  WHERE `task_tracker_node_group` = 'test_trade_TaskTracker'  AND is_running = 0  AND `trigger_time` < 1433224860874  ORDER BY `trigger_time` ASC, `priority` ASC, `gmt_created` ASC  LIMIT 0, 1 FOR UPDATE
*** (1) WAITING FOR THIS LOCK TO BE GRANTED:
RECORD LOCKS space id 608 page no 10 n bits 88 index `PRIMARY` of table `bjs`.`lts_job_po` trx table locks 1 total table locks 4  trx id 118358 lock_mode X locks rec but not gap waiting lock hold time 0 wait time before grant 0 
*** (2) TRANSACTION:
TRANSACTION 118703, ACTIVE 2 sec updating or deleting
mysql tables in use 1, locked 1
4 lock struct(s), heap size 1184, 3 row lock(s), undo log entries 1
MySQL thread id 1364, OS thread handle 0x7f6077bff700, query id 55023 xxx.com 192.168.237.214 bjs updating
UPDATE `lts_job_po` SET is_running = 0, gmt_modified = 1433224865235 , trigger_time = 1433228400000 WHERE job_id = '2389F6E0069111E5AAB8000C29AB3968'
*** (2) HOLDS THE LOCK(S):
RECORD LOCKS space id 608 page no 10 n bits 88 index `PRIMARY` of table `bjs`.`lts_job_po` trx table locks 1 total table locks 4  trx id 118703 lock_mode X locks rec but not gap lock hold time 2 wait time before grant 2 
*** (2) WAITING FOR THIS LOCK TO BE GRANTED:
RECORD LOCKS space id 608 page no 7 n bits 144 index `idx_triggerTime_priority_gmtCreated` of table `bjs`.`lts_job_po` trx table locks 1 total table locks 4  trx id 118703 lock_mode X locks rec but not gap waiting lock hold time 0 wait time before grant 0 
*** WE ROLL BACK TRANSACTION (1)

使用Maven pakage后 java -jar 运行报错

报错信息如下所示,找不到 mysql logger的 扩展,我知道lts-logger下有一个子模块叫 lts-logger-mysql,最初以为是该模块没有在lts-example上配置依赖,后来查看一下jar包,里面确实有该模块的class文件。另外,在eclipse和IDEA中编译运行没问题,但使用maven打包成jar后 java -jar 就不行(打包时已经将所有依赖都打进jar包),报错信息如下:

[ERROR] [09:28:38] com.lts.core.cluster.JobNode - [LTS] Start failed!, lts version: 1.5-SNAPSHOT-jar-with-dependencies, current host: 10.37.129.2
java.lang.IllegalStateException: No such extension com.lts.biz.logger.JobLoggerFactory by name mysql
at com.lts.core.extension.ExtensionLoader.findException(ExtensionLoader.java:304)
at com.lts.core.extension.ExtensionLoader.createExtension(ExtensionLoader.java:315)
at com.lts.core.extension.ExtensionLoader.getExtension(ExtensionLoader.java:175)
at com.lts.biz.logger.JobLoggerFactory$Adpative.getJobLogger(JobLoggerFactory$Adpative.java)
at com.lts.jobtracker.JobTracker.innerStart(JobTracker.java:47)
at com.lts.core.cluster.AbstractJobNode.start(AbstractJobNode.java:52)
at com.lts.example.api.JobTrackerTest.testMysqlQueue(JobTrackerTest.java:84)
at com.lts.example.api.JobTrackerTest.main(JobTrackerTest.java:17)
[ERROR] [09:28:40] com.lts.core.cluster.JobNode - [LTS] Stop failed!, lts version: 1.5-SNAPSHOT-jar-with-dependencies, current host: 10.37.129.2
java.lang.NullPointerException
at com.lts.core.cluster.AbstractJobNode.stop(AbstractJobNode.java:69)
at com.lts.example.api.JobTrackerTest$2.run(JobTrackerTest.java:89)
at java.lang.Thread.run(Thread.java:745)

添加任务的疑问?

添加任务的时候,不需要把任务对应的Jar包一起上传吗?lts是如何启动一个任务的呢?

admin war 启动的时候需要commons-lang jar

简单试用了下,很棒的项目。有个小问题:通过lts-admin.cmd启动admin的时候,log报错缺少commons-lang包,是由于spring初始化velocityConfig bean的时候需要它。

任务过滤ip或者限定ip

当多个服务器运行时,希望可以给某一个任务添加固定ip运行,或者过滤某ip运行,,,因为有时候需求,希望某一个定时任务只在固定的服务器上运行,,,

访问执行中的任务报错。

Caused by: java.sql.SQLException: Table 'lts.lts_wjq_test_trade_TaskTracker' doesn't exist Query: SELECT count(1) FROM lts_wjq_test_trade_TaskTracker WHERE task_tracker_node_group = ? Parameters: [test_trade_TaskTracker]
at com.github.ltsopensource.store.jdbc.dbutils.DbRunner.rethrow(DbRunner.java:231)
at com.github.ltsopensource.store.jdbc.dbutils.DbRunner.query(DbRunner.java:131)
at com.github.ltsopensource.store.jdbc.dbutils.DbRunner.query(DbRunner.java:97)
at com.github.ltsopensource.store.jdbc.SqlTemplateImpl.query(SqlTemplateImpl.java:100)
at com.github.ltsopensource.store.jdbc.SqlTemplateImpl$3.run(SqlTemplateImpl.java:94)
at com.github.ltsopensource.store.jdbc.SqlTemplateImpl.execute(SqlTemplateImpl.java:30)
at com.github.ltsopensource.store.jdbc.SqlTemplateImpl.query(SqlTemplateImpl.java:91)
at com.github.ltsopensource.store.jdbc.SqlTemplateImpl.queryForValue(SqlTemplateImpl.java:104)
at com.github.ltsopensource.store.jdbc.builder.SelectSql.single(SelectSql.java:271)

StackOverflowException caused by MStatReportWorker collect failed.

2016-07-10 00:00:00[LTS-Monitor-data-collector-thread-1:286184274]-[ERROR]         [LTS]MStatReportWorker collect failed., lts version: 1.6.8, current host: 192.168.111.112
java.lang.StackOverflowError
at java.util.ArrayList$SubList.add(ArrayList.java:1047)
at java.util.ArrayList$SubList.add(ArrayList.java:1047)
    .... 

ArrayList size > 3000000

LZ 搞个微信群啊

小白大概看了下 感觉还不错 准备撸下代码 LZ 微信群搞起啊 这年代 QQ早就不用了

无法启动JobTrancker

├── bin
│   ├── jobtracker.cmd
│   ├── jobtracker.sh
│   ├── lts-admin.cmd
│   ├── lts-admin.sh
│   ├── lts-monitor.cmd
│   ├── lts-monitor.sh
│   └── tasktracker.sh
├── conf
│   ├── log4j.properties
│   ├── lts-admin.cfg
│   ├── lts-monitor.cfg
│   ├── readme.txt
│   ├── tasktracker.cfg
│   └── zoo
│   ├── jobtracker.cfg
│   ├── log4j.properties
│   └── lts-monitor.cfg
├── lib
│   ├── commons-pool2-2.3.jar
│   ├── curator-client-2.9.1.jar
│   ├── curator-framework-2.9.1.jar
│   ├── curator-recipes-2.9.1.jar
│   ├── druid-1.0.14.jar
│   ├── fastjson-1.2.7.jar
│   ├── guava-16.0.1.jar
│   ├── hessian-4.0.38.jar
│   ├── jackson-annotations-2.6.0.jar
│   ├── jackson-core-2.6.3.jar
│   ├── jackson-databind-2.6.3.jar
│   ├── javassist-3.20.0-GA.jar
│   ├── je-5.0.73.jar
│   ├── jedis-2.7.3.jar
│   ├── jline-0.9.94.jar
│   ├── leveldbjni-all-1.8.jar
│   ├── log4j-1.2.16.jar
│   ├── lts-core-1.7.0-SNAPSHOT.jar
│   ├── lts-jobtracker-1.7.0-SNAPSHOT.jar
│   ├── lts-monitor-1.7.0-SNAPSHOT.jar
│   ├── lts-spring-1.7.0-SNAPSHOT.jar
│   ├── lts-startup-1.7.0-SNAPSHOT.jar
│   ├── lts-tasktracker-1.7.0-SNAPSHOT.jar
│   ├── mapdb-2.0-beta10.jar
│   ├── mina-core-2.0.9.jar
│   ├── mongo-java-driver-3.0.2.jar
│   ├── morphia-1.0.0-rc1.jar
│   ├── mysql-connector-java-5.1.26.jar
│   ├── netty-all-4.0.20.Final.jar
│   ├── rocksdbjni-3.10.1.jar
│   ├── slf4j-api-1.7.5.jar
│   ├── slf4j-log4j12-1.7.5.jar
│   ├── zkclient-0.1.jar
│   └── zookeeper-3.4.5.jar
└── war
├── jetty
│   └── lib
│   ├── jetty-6.1.26.jar
│   ├── jetty-util-6.1.26.jar
│   ├── lts-startup-1.7.0-SNAPSHOT.jar
│   └── servlet-api-2.5-20081211.jar
└── lts-admin.war

[root@localhost lts]# pwd
/usr/local/lts
[root@localhost lts]# ./bin/jobtracker.sh zoo start
: 没有那个文件或目录

我想问一些问题

这个系统和quartz比有什么特色?
我知道quartz支持

  • 单机
  • 分布式
  • misfire情况下的重新调度

调度健壮性方面做得如何?

LTS使用时遇到的问题

我在使用LTS的过程中遇到了这样一个问题,JobClient使用testProtector的运行方式,定时产生任务数据。但是在每次定时执行时,系统的线程数就会增大,并且累加。最后线程数超过系统最大值,就报出OutOfMemoryError错误。看起来像是线程泄漏,但是也没有找到出现问题的原因。
以下是我的JobClient代码:
2
3
4

以下是JobClient报出的错误信息:
p1

一个TaskTracker执行多种任务注入问题

JOB_RUNNER_MAP.put("aType", new JobRunnerA()); // 也可以从Spring中拿
JOB_RUNNER_MAP.put("bType", new JobRunnerB());
实现多任务后,子JobRunnerA里面spring依赖注入会一直为空,求方法?

希望能支持能启动多个tasktracker,但是jobtracker只派送任务给第一启动的tasktracker

这个参数lts.tasktracker.dispatch-runner.enable是如何使用的??在lts-example-quartz工程的lts.properties出现过,但被注释掉了。

因为有场景是针对一种job只在一个节点运行的场景,比如在开发环境,各个开发人员都各自启动了相同的tasktracker,但是jobtracker在派送任务时,检查一个参数(比方lts.tasktracker.dispatch-runner.sigletone),如果为true,则只给第一个启动的tasktracker分配任务。

是否支持暂停接受任务?

比如在分布式中,任务执行器需要做改造,但是不能停止该JVM因为有其它事情在做,所以能否向dubbo那样实现一个暂停当前实例的操作?不知道我的语言组织对不对,反正就是那个意思。

jobAdd.vm

$(window.frames["cronGeneratorIframe"]).contents().find("#cron").val(cron);
$(window.frames["cronGeneratorIframe"]).contents().find("#btnFan").click();
应该改成,解决ie兼容
$(window.frames["cronGeneratorIframe"].document).find("#cron").val(cron);
$(window.frames["cronGeneratorIframe"].document).find("#btnFan").click();

linux 启动

RT:linux 启动命令异常:
[root@localhost lts-1.7.0-SNAPSHOT-bin]# ./bin/lts-admin.sh
: 没有那个文件或目录
[root@localhost lts-1.7.0-SNAPSHOT-bin]# ./bin/lts-admin.sh start
: 没有那个文件或目录
[root@localhost lts-1.7.0-SNAPSHOT-bin]# cd bin
[root@localhost bin]# ./lts-admin.sh start
: 没有那个文件或目录
[root@localhost bin]# sh lts-admin.sh start
: command not found2:
: command not found5:
: 没有那个文件或目录: cd: .
: command not found9:
'ts-admin.sh: line 18: syntax error near unexpected token do 'ts-admin.sh: line 18:do
[root@localhost bin]#

[root@localhost bin]# bash --version
GNU bash, version 4.1.2(1)-release (x86_64-redhat-linux-gnu)
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
[root@localhost bin]#

├── bin
│   ├── jobtracker.cmd
│   ├── jobtracker.sh
│   ├── lts-admin.cmd
│   ├── lts-admin.sh
│   ├── lts-monitor.cmd
│   ├── lts-monitor.sh
│   └── tasktracker.sh
├── conf
│   ├── all580
│   │   ├── jobtracker.cfg
│   │   ├── log4j.properties
│   │   └── lts-monitor.cfg
│   ├── log4j.properties
│   ├── lts-admin.cfg
│   ├── lts-monitor.cfg
│   ├── readme.txt
│   └── tasktracker.cfg
├── lib
│   ├── commons-pool2-2.3.jar
│   ├── curator-client-2.9.1.jar
│   ├── curator-framework-2.9.1.jar
│   ├── curator-recipes-2.9.1.jar
│   ├── druid-1.0.14.jar
│   ├── fastjson-1.2.7.jar
│   ├── guava-16.0.1.jar
│   ├── hessian-4.0.38.jar
│   ├── jackson-annotations-2.6.0.jar
│   ├── jackson-core-2.6.3.jar
│   ├── jackson-databind-2.6.3.jar
│   ├── javassist-3.20.0-GA.jar
│   ├── je-5.0.73.jar
│   ├── jedis-2.7.3.jar
│   ├── jline-0.9.94.jar
│   ├── leveldbjni-all-1.8.jar
│   ├── log4j-1.2.16.jar
│   ├── lts-core-1.7.0-SNAPSHOT.jar
│   ├── lts-jobtracker-1.7.0-SNAPSHOT.jar
│   ├── lts-monitor-1.7.0-SNAPSHOT.jar
│   ├── lts-spring-1.7.0-SNAPSHOT.jar
│   ├── lts-startup-1.7.0-SNAPSHOT.jar
│   ├── lts-tasktracker-1.7.0-SNAPSHOT.jar
│   ├── mapdb-2.0-beta10.jar
│   ├── mina-core-2.0.9.jar
│   ├── mongo-java-driver-3.0.2.jar
│   ├── morphia-1.0.0-rc1.jar
│   ├── mysql-connector-java-5.1.26.jar
│   ├── netty-all-4.0.20.Final.jar
│   ├── rocksdbjni-3.10.1.jar
│   ├── slf4j-api-1.7.5.jar
│   ├── slf4j-log4j12-1.7.5.jar
│   ├── zkclient-0.1.jar
│   └── zookeeper-3.4.5.jar
├── logs
└── war
├── jetty
│   └── lib
│   ├── jetty-6.1.26.jar
│   ├── jetty-util-6.1.26.jar
│   ├── lts-startup-1.7.0-SNAPSHOT.jar
│   └── servlet-api-2.5-20081211.jar
└── lts-admin.war

求解决。。。求回复

lts-spring

在和Spring quartz集成的时候,spring quartz的任务需要单独的创建task_tracker,jobClient(完成后关闭),这样就就导致一个JVM中,有两个task_tracker(一个quartz,一个自己业务逻辑的),这种情况是否可以改善一下。如果公用同样的配置,就会导致jobRunner不匹配的问题。

实际使用中,JobDispatcher肯定是常用的,但是,和quartz的集成又多了一个“QuartzJobRunnerDispatcher”,两者的实现,明显相似,但却不一致。

是否可以借鉴,mq中的routing key的概念,根据key路由到对应的消费者(jobrunner),这样就统一了,不会导致到处都是jobRunner

JobTrackerStartup运行报错

com.github.ltsopensource.startup.jobtracker.JobTrackerStartup
String confPath = args[0];

Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 0
at com.github.ltsopensource.startup.jobtracker.JobTrackerStartup.main(JobTrackerStartup.java:17)

TaskTrackerStartup运行也报这个错

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