OpenStack 版本历史和生命周期 2019.04.28

 

 

Series Status Initial Release Date Next Phase EOL Date
Train Development 2019-10-16 estimated(schedule) Maintained estimated 2019-10-16
Stein Maintained 2019-04-10 Extended Maintenanceestimated 2020-10-10
Rocky Maintained 2018-08-30 Extended Maintenanceestimated 2020-02-24
Queens Maintained 2018-02-28 Extended Maintenanceestimated 2019-08-25
Pike Maintained 2017-08-30 Extended Maintenanceestimated 2019-03-03
Ocata Extended Maintenance 2017-02-22 Unmaintainedestimated TBD
Newton End Of Life 2016-10-06 2017-10-25
Mitaka End Of Life 2016-04-07 2017-04-10
Liberty End Of Life 2015-10-15 2016-11-17
Kilo End Of Life 2015-04-30 2016-05-02
Juno End Of Life 2014-10-16 2015-12-07
Icehouse End Of Life 2014-04-17 2015-07-02
Havana End Of Life 2013-10-17 2014-09-30
Grizzly End Of Life 2013-04-04 2014-03-29
Folsom End Of Life 2012-09-27 2013-11-19
Essex End Of Life 2012-04-05 2013-05-06
Diablo End Of Life 2011-09-22 2013-05-06
Cactus End Of Life 2011-04-15
Bexar End Of Life 2011-02-03
Austin End Of Life 2010-10-21

https://releases.openstack.org/

excel一些数据统计公式

平常时不时需要核对各种数据,比如两张表记录有何差异,多了哪个少了哪个,或者是一张小表需要从一张大表中提取信息,需要及时定位和统计出来。

1、双条件统计个数countif
=COUNTIFS(D$2:D$11,A16,B$2:B$11,”男”)
跨表查询如下:
=COUNTIFS(我的表1!D$2:D$11,A23,我的表1!B$2:B$11,”男”) 继续阅读“excel一些数据统计公式”

windows net user用法

windows net user用法

1、查看账户详情:
C:\Users\Administrator>net user user01
用户名 user01
全名 测试用户01
注释 测试用户01
用户的注释
国家/地区代码 000 (系统默认值)
帐户启用 Yes
帐户到期 2016/12/31 0:00:00

上次设置密码 2016/8/25 9:13:08
密码到期 2016/12/23 9:13:08
密码可更改 2016/8/25 9:13:08
需要密码 Yes
用户可以更改密码 Yes 继续阅读“windows net user用法”

zabbix_agent日志报错“由于系统缓冲区空间不足或队列已满,不能执行套接字上的操作”

查看目录C:\zabbix下的zabbix_agentd.log文件,有如下报错:
9900:20161008:164125.170 active check data upload to [10.153.1.204:10051] started to fail ([connect] cannot connect to [[10.153.1.204]:10051]: [0x00002747] 由于系统缓冲区空间不足或队列已满,不能执行套接字上的操作。)
9900:20161008:164136.596 active check data upload to [10.153.1.204:10051] is working again
9900:20161008:164330.117 active check data upload to [10.153.1.204:10051] started to fail ([connect] cannot connect to [[10.153.1.204]:10051]: [0x00002747] 由于系统缓冲区空间不足或队列已满,不能执行套接字上的操作。)
9900:20161008:164406.429 active check data upload to [10.153.1.204:10051] is working again
9900:20161008:164524.506 active check configuration update from [10.153.1.204:10051] started to fail (cannot connect to [[10.153.1.204]:10051]: [0x00002747] 由于系统缓冲区空间不足或队列已满,不能执行套接字上的操作。)
9900:20161008:164525.816 active check data upload to [10.153.1.204:10051] started to fail ([connect] cannot connect to [[10.153.1.204]:10051]: [0x00002747] 由于系统缓冲区空间不足或队列已满,不能执行套接字上的操作。)
9900:20161008:164526.988 active check data upload to [10.153.1.204:10051] is working again

继续阅读“zabbix_agent日志报错“由于系统缓冲区空间不足或队列已满,不能执行套接字上的操作””

VMware虚拟机(windows)事件日志vmware tools产生大量告警RpcIn: Unable to send.

告警内容:[ warning] [vmusr:vmusr] Error in the RPC receive loop: RpcIn: Unable to send.

原因:https://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2036350,是因为多用户登录导致vmware tools的bug

解决方法:

进入 C:\ProgramData\VMware\VMware Tools\
新建文件  tools.conf,内容如下: 继续阅读“VMware虚拟机(windows)事件日志vmware tools产生大量告警RpcIn: Unable to send.”

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