datadisk

;/etc/sysctl. confecho "net. core. rmem_default = 262144 ">/etc/sysctl. confecho "net. core. rmem_default = 262144 ">/etc/sysctl. confecho "net. core. rmem_max = 4194304 ">/etc/sysctl. confecho "net. core. Wmem_default = 262144 ">/etc/sysctl. confecho "net. core. wmem_max = 1048576 ">/etc/sysctl. confecho "fs. aio-max-nr = 1048576 ">/etc/sysctl. conf 5, set limitecho "oracle soft nproc 2047">/etc/security/limits. confecho "oracle hard nproc 16384">/etc/security/limits. confecho "oracle soft nofi

10240">/etc/security/limits. conf 6. Create the installation directory. Put the directory where my/datadisk has the largest space.Mkdir-p/datadisk/u01/app/oracleMkdir-p/datadisk/u01/oradataMkdir-p/datadisk/u01/flash_recovery_areaChown-R oracle: oinstall/datadisk/u01Chmod-R

"Net.core.rmem_default = 262144" >>/etc/sysctl.confecho "Net.core.rmem_default = 262144" >>/etc/sysctl.confecho "Net.core.rmem_max = 4194304" >>/etc/sysctl.confecho "Net.core.wmem_default = 262144" >>/etc/sysctl.confecho "Net.core.wmem_max = 1048576" >>/etc/sysctl.confecho "FS.AIO-MAX-NR = 1048576" >>/etc/sysctl.conf5, set limitecho "Oracle soft Nproc 2047" >>/etc/security/limits.confecho "Oracle hard Nproc 16384" >>/etc/security/limits.confecho "Oracle Soft nofile 1024x768" >>/etc/security/lim

two DLL file locations: Program Files\Microsoft Sqlserver\100\sdk\ Assemblies)--generate scripts such as database tables, stored procedures, and functions, then create a database on the SQL Server on the Web service, create a table with the generated script, and then insert the data into the database on the Web server for backup--========== ===================================create PROCEDURE [dbo]. [Remoteback] @DataDisk nvarchar (max),--The drive le

Original: SQL remote recovery--=============================================--author:dcrenl--Create date:2013-9-5 14:08:35--Description: Web server remote recovery database, remote recovery and remote backup the idea is the same. --but there was a problem releasing the connection at the time of recovery, so a stored procedure to release the connection was added. --it could have been integrated into one but given that other places would also use the release connection so it was taken out alone. -

{ multipath { wwid SATA_VBOX_HARDDISK_VB3c0bb909-10aab3a0_ alias datadisk uid 1100 gid 1200 } multipath { wwid SATA_VBOX_HARDDISK_VB3edd7dc1-fd831bf4_

UNDOTBS1.258.728340289 UNDOTBS1.dbfSource + DATA_DISK/RACDB/DATAFILE/UNDOTBS1.258.728340289Target UNDOTBS1.dbfCopying file (s )...Copying file (s )...Copying file (s )...Copying file (s )...Copying file (s )...Copying file (s )...File,/u01/oracle/product/11.0.6/rac_db/dbs/UNDOTBS1.dbf, copy committed.7) back up the metadata of ASMASMCMD> md_backup-B/u01/oracle/datadisk. bak-g data_diskDisk group to be backed up: DATA_DISKIn this way, the metadata of

Our database migration, I entered the database directory all need to copy what to the new database can be used, I directly copy the library error"" Beijing-2016/1/26 16:07:33mysql> use payment;Database changedMysql> Show tables;ERROR 1018 (HY000): Can ' t read dir of './payment/' (errno:13)"" Beijing-2016/1/26 16:08:08This is the old database mysql> show tables;ERROR 1018 (HY000): Can ' t read dir of './crowd/' (errno:13)Mysql>Analysis:The human modification of the Data directory permission resu

" + ":" + "Haveno/datadisk" else: data_vol=int (diskusage[i]["/data"] [" 1k-blocks "]) print" Diskusage " + ":" ,data_vol/1048576## #去掉127.0.0.1 this address ipv4=str (grains[i]["IPv4"]). Replace (", ' 127.0.0.1 '", "") ## #因为一些历史遗留问题, This is not the hostname, but the ID name of Salt-minion, which is used to judge the main application hostname= grains[i]["id"]ipv4=str (grains[i]["IPv4"]). Replace (", ' 127.0.0.1 '", "") ipv4=ipv4.replace (",", " an

Dual-system configuration and MySQL database storage situation: the mysql database is stored in d: \ MySQL \ data under Windows XP, And the Linux system is Ubuntu Server 9.10.After the dual-system is installed, use GURB to start to Ubuntu Server 9.10 and log on as an administrator.1) and read/write mode (RW) to attach D partition in Windows to/media/wind.2) Change/media/wind/mysql/data PermissionsSudo chow mysql: mysql/media/wind/mysql/data (two mysql instances represent the user name and user g

136.136. You issued the following command toMount the DATADisk Group inchrestricted mode:ALTERDiskGroup Data MOUNTRESTRICT; what isThe implication ofThis command? A. The client RDBMS instance can access thefile asARead- only file. B. A NewDiskCannot be added toADisk Group. C. ADisk inchADisk Groupcan be taken offline. D. The client RDBMS instance cannot access the filesinchTheDisk Group.137.137. Your company wants toUpgrade the CurrentProductionDatab

disksinchThe DATADisk Group, you issued the following asmcmd Command:asmcmd>Lsdsk-I-d DATA which statement isTrue regarding the outcome ofThis command? A. The command succeeds but it retrieves onlyTheDisknames. B. The command produces an error because the ASM instance isDown . C. The command succeeds but it shows onlyThe status ofThe ASM instance. D. The command succeeds andRetrieves information byScanning theDiskHeaders based onAn asm_diskstring val

query permissions on the database.After system initialization, users must be careful to check that the Sysmaster database is successful. The information to create the Sysmaster database is saved in the message log file (Online.log) Note that since all DDL statements will be recorded in the log, it is important to leave enough space in the log file to ensure that the sysmaster is created.The Sysmaster database schema is recorded in the $informixdir/etc/sysmaster.sql file.Oncheck commandTo check

$nic 2= New-azurermnetworkinterface-name Nic2-resourcegroupname hwarm01-location"China East"-privateipaddress 172.17.1.5-subnetid$vnet. Subnets[0]. Id-loadbalancerbackendaddresspoolid$lb. Backendaddresspools[0].id-loadbalancerinboundnatruleid$lb. INBOUNDNATRULES[1]. Id3. Create a storage-related3.1. Create a Storage account" China East "3.2 Creating container$sa = get-azurermstorageaccount-resourcegroupname hwarm01-Name hwarmsa01$sa | New-azurestoragecontainer-permission Off VHDs3.3 Defining the

cannot perform insert update or delete operations on it. All users have the query permission for the database.After system initialization, you must check whether the sysmaster database is successfully established. Information about the sysmaster database is stored in the Message Log File (online. log) Please note that because all DDL statements will be recorded in the log, you must leave enough space in the log file to ensure that the sysmaster is required to be created.The sysmaster database m

conversion of electrical pulse signals to computer-identifiable information1. Use the polarity of a particular magnetic particle to record data. 2. When the head reads the data, it converts the magnetic field to a different electrical pulse signal, and then uses the data converter to turn the original signal into the usable data of the computer. write to this contrary to the disk read and write data, should be as far as possible to let the head motionless, so as to read as much as possibl