To put it simply1, the structure changed, the original SOB is now called Ledger2, customer, supplier, tax raise a level3, customers, suppliers, banks changed to Web interface4, AR, AP can support the cross-ou query and input under one responsibility.5, the introduction of SLA framework, data logic clearer. In addition, the data form from the submodule to the general ledger and the resulting summaries are editable. simplifies the development effort. On
Zabbix enterprise monitoring-MySQL monitoring
1 Preface
Zabbix does not seem to provide a clear configuration method for MySQL monitoring official tutorials. The following is the configuration method I have sorted out by referring to some documents. I will share it with you.
2 Theory
2.1 How Key values are obtained
2.1.1 Key definition of Zabbix Server
View the template's Items
The template defines the following Items:
Take Items "MySQL uptime" as
TPS-Transactions Per Second (number of Transactions processed Per Second) refers to the number of Transactions processed by the server Per Second. the storage engine that supports Transactions, such as InnoDB, has a unique performance indicator.
Calculation method:
TPS = (COM_COMMIT + COM_ROLLBACK)/UPTIME
Use information_schema; select VARIABLE_VALUE into @ num_com from GLOBAL_STATUS where VARIABLE_NAME = 'com _ COMMIT '; select VARIABLE_VALUE in
to the mysql server to analyze the problem.
2. check the mysql server on the monitored end
2.1. when calling the local check_nrpe service, the same error is reported as follows:
[Root @ mysqldb~] #/Usr/lib/nagios/plugins/check_nrpe-Hlocalhost-c check_mysql_status
NRPE: Unable to read output
[Root @Mysqldb~] #
Run the check_mysql_status command in/etc/nagios/nrpe. cfg.
First use cat to find the check_mysql command line
[Root @Mysqldb~] # Cat/etc/nagios/nrpe. cfg | grep check_mysql_status
Comm
Memory information/meminfo
Return dict
#!/usr/bin/env pythondef memory_stat(): mem = {} f = open("/proc/meminfo") lines = f.readlines() f.close() for line in lines: if len(line)
CPU information/cpuinfoReturns a list with a dict per core.
#!/usr/bin/env pythondef cpu_stat(): cpu = [] cpuinfo = {} f = open("/proc/cpuinfo") lines = f.readlines() f.close() for line in lines: if line == '\n': cpu.append(cpuinfo) cpuinfo = {}
default configuration file. In addition, the program supports dynamic registration.
[Oracle @ aaalife admin] $ lsnrctl start
LSNRCTL for Linux: Version 11.2.0.4.0-Production on 07-SEP-2015 01:08:10
Copyright (c) 1991,201 3, Oracle. All rights reserved.
Starting/u01/app/oracle/product/11.2.0/dbhome_1/bin/tnslsnr: please wait...
TNSLSNR for Linux: Version 11.2.0.4.0-Production
Log messages written to/u01/app/oracle/diag/tnslsnr/aaalife/listener/alert/log. xml
Listening on: (DESCRIPTION = (ADDRESS
to go to the mysql server to analyze the problem.
2. check the mysql server on the monitored end
2.1. when calling the local check_nrpe service, the same error is reported as follows:
[Root @ mysqldb~] #/Usr/lib/nagios/plugins/check_nrpe-Hlocalhost-c check_mysql_status
NRPE: Unable to read output
[Root @Mysqldb~] #
Run the check_mysql_status command in/etc/nagios/nrpe. cfg.
First use cat to find the check_mysql command line
[Root @Mysqldb~] # Cat/etc/nagios/nrpe. cfg | grep check_mysql_status
@ mysqlvm2 ~] #
It is proved that the nagios process is normal and other monitoring items such as check_users can be detected. However, if the check_mysql fault reports an error, you still need to go to the mysql server to analyze the problem.
2. check the mysql server on the monitored end
2.1. when calling the local check_nrpe service, the same error is reported as follows:
[Root @ mysqldb ~] #/Usr/lib/nagios/plugins/check_nrpe-Hlocalhost-c check_mysql_status NRPE: Unable to read output
[Roo
The idea is to get the system start-up time by reading/proc/uptime.Using the command cat/proc/uptimeThe following information can be seen through the man proc:/proc/uptime:this file contains, numbers:the uptime of the system (seconds), and the amount of time spent in idle proc ESS (seconds).The first is the system's startup time, and the second is the idle time of the system. Two units are in seconds.#include #include #include #include structTimeval T
Tags: mysqltps-transactions per Second (number of things transferred per second), which is the number of transactions per second that the server processes, and a performance metric that is unique to the storage engine that supports transactions such as InnoDB. Calculation method: TPS = (com_commit + com_rollback)/uptime Use Information_schema;
Select Variable_value into @num_com from global_status where variable_name = ' com_commit ';
Select Variable
cannot be provided by cell-based transmission. In addition, TMX 880 is designed based on the connection-oriented structure to provide high service quality, meet SLA business requirements, and achieve more comprehensive control and faster fault recovery. All of this is based on the unique vswitch hardware and strictly guaranteed QoS of TMX 880. Finally, TMX 880 is managed by Navis, allowing TMX 880 to be seamlessly integrated into existing customer ne
forward decision. Group replication is required under 1 + 1 protection. CPU intervention should be completely avoided, or the lowest possible level should be maintained. This poses a challenge to the design of data paths.
OAM
Like protection, OAM is another feature that traditional L2 exchange ignores. From the operator's perspective, this is a required feature. CFM and PM are required for both PW and LSP levels to support APS and ensure compliance with SLA
xenapps, and needs to point to $0.121 million every six months.
3. Microsoft introduced a new Windows 8 Metro-style touch interface, allowing the terminal to choose the preferred input method. Microsoft said: "This is why we call Windows 8 a user experience without compromising products ."
However, Metro requires users to compromise with their familiar Windows interfaces and habits, which means it may affect productivity and Desktop Security.
4. VM claims that its rival Hyper-V server virtualiz
, upgrading, etc.) and application servers, the participation of IT professionals is minimized. Developers build applications and annotate them using resource descriptors. PaaS is usually applicable to brand new applications. Existing applications usually need to be restructured on a large scale to comply with Sandbox rules.
5. SLA
SLA stands for Service-Level Agreement, meaning Service Level Agreement. To
notation. The prefix length is a decimal value, which specifies the leftmost bits in the address to form the prefix. For example, for 32-bit prefix 10800000 hexadecimal), it can be expressed as follows:1080: 8: 800: 200C: 123A/321080:/32Iv. DNS support for IPv6 address hierarchy The global unicast addresses that can be aggregated by IPv6 are addresses that are used globally. Layers and Address Aggregation are required. Its hierarchy is shown in the following table:Where:FP001): Format Prefix fo
DMZ Design
The four-level DMZ design is more complex. The four-level design usually needs to deploy firewalls in pairs at various network boundary locations to distribute DMZ between these firewalls and isolate them based on the metrics you choose, most designers like to isolate services or functional groups, and some prefer to isolate them based on trust levels.
Best practices require building an independent firewall stack based on service level agreement (
deployment requirements are relatively simple, the deployment problem and resolution become complex as the size of the system deployment nodes increases, the requirements for cross-datacenter deployment and service SLAs are higher. To prevent teams from repeatedly solving the same problem, Amazon built an on-premises system, Apollo, so that the team no longer reduces the speed of releasing new features because of deployment. It is reported that thousands of engineers per day in the Amazon to de
CRM section of the Ribbon will be displayed in English.
The rule's command bar button is not displayed after the case record has been reassigned.
When you resolve the CRM decompression service and view the trace log, it mentions the SharePoint asynchronous service when it should mention the CRM decompression service.
When you try to open an order product, an invoice product, or a quote product record, a generic error may occur in Outlook when you work offline in a CRM 2013 Service Pack 1
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