Currently, there are two ways to get the Zookeeper monitoring indicator:
1. Get a variety of monitoring metrics with Zookeeper's four-letter words command
2, through the JMX client connection Zookeeer external Mbean to obtain monitoring metrics
Local Test Cases:
# there can be no spaces on either side of the equal sign, before the error has been out here
yesterday= ' date-d last-day +%y-%m-%d '
echo $yesterday
curday= ' Date +%y-%m-%d '
echo $curday
echo "Now time: ' Date ' +%y%m%d%T '"
--View the statements of tables in the database select S2.dbid, db_name (s2.dbid) as [database name],--s1.sql_handle, (select TOP 1 SUBSTRING (S2.text, STATEMENT_START_OFFSET/2 + 1, (case when Statement_end
PHP Gets the current time (year, month, day, hour, minute, second)
1echo date ("h:i");
Date
(PHP 3, PHP 4)
date-formatting a local time/date
Description
String date (string format [, int timestamp])
Returns a string that is the result of the
When a user of an application is spread all over the world, the Code of the program is not necessarily dealing with the time zone. The server-side timing task for the user needs to be set to the time zone of the user.
In glow nurture, a typical
Time zone resolution and how to adjust the time zone in Linux preface today we found that the system time of Centos6.0-64bit in Vmware is several hours different from that of the host machine. after adjusting the system time, restart and restore the
Time zone resolution and how to adjust the time zone in Linux preface today we found that the Centos 6.0-64bit system time in Vmware differs from the host time for several hours, after adjusting the system time, restart and restore the system. So I
Linux ntp time server configuration tutorial, ntp server configuration
Network Time Protocol (NTP) is also a new test requirement for RHCE. During study, I also reviewed how to set the Linux Time. Now I will share it with you.
It is not difficult
Network time Protocol (NTP) is also a new exam requirement for RHCE. Study time also by the way to review how to set up Linux time, now take out and share with youSetting up an NTP server is not difficult, but NTP itself is a very complex protocol.
Chrony is an open source free software that keeps the system clock synchronized with the clock server (NTP) to keep time accurate.It consists of two programs: Chronyd and CHRONYC.Chronyd is a daemon that runs in the background to tune the system
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