grab the bag ...I turned on the main switch mirroring mode, grasping the main interface data, so as to ensure that all the user's data, so as to facilitate the analysis3, waited for about 3 hours, when I was ready to give up, suddenly the user again abnormal fall off the line ... At this time the clutch software is also jammed ....I know that at this time a large number of packet attacks caused the computer to be unable to respond ... So now I can only wait.4, probably waited for half an hour o
Alter TABLESPACE users begin backup;PowerStartupSelect status from V$instance;Alter TABLESPACE users end backup;ALTER DATABASE open;-----------------------------------------------------[Email protected]>alter tablespace users begin backup;Tablespace altered.[Email Protected]>shutdown abortORACLE instance shut down.[Email Protected]>startupORACLE instance started.Total System Global area 830930944 bytesFixed Size 2231048 bytesVariable Size 616563960 bytesDatabase buffers 205520896 bytesRedo buffe
/:unexpected inconsistency; RUN FSCK manually.(i.e.,without-a or-p options)[FAILED]* * * error occurred during the file system check.* * * dropping to a shell; the system would reboot* * * when you leave the shell.Give root password for maintenance(or type control-d to continue):The solution is as follows,Enter the root passwordCheck hard disk condition DFRepairFSCK/DEV/HDA1 (hda1 is my hard drive mount name, your own check DF)Fsck-a-yRestart rebootProblems after Linux power
transfers the control to the appropriate handler entry , runs the corresponding handler, and then returns to the original interrupt after the corresponding processing. Of course, as mentioned earlier, this version (2.2.5) Linux only provides a handler for the interrupt vector number 0-17.
The whole process of interrupt processingFor interrupt vectors other than 0-31 and 0x80, it is primarily used to handle external device interrupts, and after the system has been initialized, the process o
consistent, but the interval is not the same, and the time of day is not the same as the suspicion of a friend attack. Because the Web server is load balanced, it does not feel a problem with the load on the Web server, and it is the load balancer that masks this hidden event. At the same time, the design of the monitoring system does not accurately statistics the IP address of the access time interval data, only the statistics of Access window data. This to solve the problem further provide cl
examines and fixes the reported errors. However, these fixes may cause some data loss.DBCC CheckDB (zhangxing, Repair_allow_data_loss)4. Turn the database back into multi-user modeALTER DATABASE zhangxing SET multi_userYou can also do this:1: Re-establish a, same database, path name, file all the same.2: Turn off SQL Server service;3: Copy the source files.4: The SQL Server service is turned on, so the problem is solved.The above is the SQL Server 2008 database is marked as suspect two solution
; Create directory Dump_dir as '/oracle ';Sql> Grant Read,write on the directory Dump_dir to U1; According to the user export, you can export stored procedures, data, views, indexes and so on. EXPDP system/oracle schemas=u1 dumpfile= ' u1.dump ' Directory=dump_dir version=10.2.0.1.0 2 target database operations 2.1 Create tablespaces and userssql> Create tablespace U12 Logging3 datafile '/home/oracle/oradata/db1/u1.dbf '4 size 30m5 Autoextend on6 Next 32m7 MaxSize 100m8 extent management Local;S
Today suddenly the power outage caused the MongoDB shard cluster to cause this error, temporarily do not know how to solve, if someone knows please reply meAnd now put the record down and wait for the post-processing.Fri 8 10:49:52.165 [Initandlisten] connection accepted from 172.16.0.115:59542 #2 (2 connections now OPEN)Fri 8 10:49:52.954 [Initandlisten] connection accepted from 172.16.0.103:33501 #3 (2 connections now OPEN)Fri 8 10:49:52.954 [Initan
System files are damaged and go into Emergency Repair mode, unable to perform maintenance workWelcome to Emergency mode! After logging in, type ' JOURNALCTL-XB ' to view system logs, ' systemctl reboot ' to reboot, ' systemctl default ' to try again To boot into default mode.Give root password for maintenanceAny command executed will have the following (or similar) errorError getting Authority:error initializing authority:could not connect:no such file or directory (G-io-error-quark, 1)1, check
1: a power outage occurs on the weekend. The newly configured Intranet Test Database activedataguard is automatically disabled. After the master database is started this morning, the following error is reported: [oracle @ db1 ~] $ SqlplusnologSQL * Plus: Release11.2.0.1.0Pro
1: a power outage occurs on the weekend. The newly configured Intranet Test Database activedataguard is automatically disabled. After
The mirror queue is based on a common cluster mode, so you have to configure the normal cluster (refer to the previous Windows RabbitMQ cluster ) before you can set up the mirroring queue.Create a new queue on the cluster server: The mirroring queue is implemented through the RABBITMQ configuration policy: The mirroring queue provides three modes:? All: The entire node queue is mirrored;? Exactly: Specifies the maximum number of nodes mirroring the mirror queue;? Nodes: Configure the
First, IntroductionThis article documents the solution to the HBase random outage event that plagued the team for two weeks, and reviews the JVM GC Tuning Basics for your reference. Welcome reprint, please specify Source: http://blog.csdn.net/u010967382/article/details/42394031second, the experimental environment16 virtual machines, 4G RAM, 1-core cpu,400g hdd ubuntu 14.04 LTS (gnu/linux 3.13.0-29-generic x86_64)CDH5.2.0 kit (including corresponding v
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The cookie is valid for 0, and if the original browser cookie is still present after an unexpected condition (such as a power outage, the end of the process)This hypothesis does not exist!Cookie variables that have not been invalidated are written to the buffer only if the cookie is valid for more than the current time and the current site is left
Because of the project needs, in the CentOS6.3 system, using the shell script I wrote to update the software, the operator will habitually immediately restart the power. However, after rebooting, the software is not working properly. Party a variety and I want reason ah ... It really made me miserable.All kinds of asked Niang have Ah, there is no solution.I did a few scripts upgrade experiments in the virtual machine, and there was no problem. Later, I think they update the device immediately af
Label:poiinit_idenablemax offsetsnappysumjpg Data type MongoDB 3.x data capacity gb failure type Server power loss causes WIREDTIGER.WT file corruption Start error detected data files in E:\DTLFolder\MongoDB\dat A created by the ' Wiredtiger ' storage engine, so setting the active storage engine to ' Wiredtiger '. 2018-05-08t16:10:09.755 +0800 I STORAGE [initandlisten] Wiredtiger_open config:create,cache_size=18g,session_max=20000,eviction= ( threads_max=4), config_base=false,statistics= (FAST),
Customer database in the operation of a sudden power outage, when the server restart found that MySQL could not start, view the log, error as follows:151105 11:24:52 Mysqld_safe starting mysqld daemon with databases from/data/mysql/datafile151105 11:24:52 [Warning] Using Unique option prefix Myisam_recover instead of myisam-recover-options is deprecated and would be removed in a future Relea Se. Click the full name instead.151105 11:24:52 [Warning] Us
Power outage analysis, as the name suggests, is the logical analysis of the drawings for power outages. In the electrified line, a line is from a power supply, connecting a lot of equipment, power outage analysis, there are two important roles: first, see whether the shape on the drawings are connected to the normal, and the second is to see which equipment has no electricity. By giving an electrically-powe
1: a power outage occurred on the weekend. The newly configured Intranet Test Database active recovery uard environment is automatically disabled. The following error is reported after the master database is started this morning:
[oracle@db1 ~]$ sqlplus /nologSQL*Plus: Release 11.2.0.1.0 Production on Mon Jun 17 17:00:57 2013Copyright (c) 1982, 2009, Oracle. All rights reserved.SQL> conn /as sysdbaConnected to an idle instance.SQL> startupORACLE inst
first will ensure that the majority of customer data security, do not lose, do not miss, do not lose, to the fastest speed repair good! Please wait patiently, understand and forgive the customers!Zhengzhou City King Ann Network Technology Co., Ltd.2016-06-18Also affected by the Chinese name Network:Western Digital:Jingan's official website is also not open:The "Henan Engine room power accident, resulting in some host and cloud server downtime" event specific reasons are unclear, but until now,
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