CentOS6 (64-bit) install HighPoint RocketRAID 2640x4 card driver 1. download the driver from the server BIOS to view the RAID model, to the official website www.highpoint-tech.com download CentOS6.2 corresponding driver RHEL_CentOS 6u2 x86_64 www.2cto.com 2. run the tar command to decompress the driver to the centos6264 directory where centos6.2 (64bit) has been installed on the USB flash drive. The steps are as follows: insert a USB flash drive (with
The following:
Ask for a path so that each point passes at most once and the sum of the weights is the largest. The puzzle :
A plug DP with a separate plug.The puzzle is well written and the various situations are analyzed concretely.I've been
, calculator, time manager, voice memo and other commonly used tools. At the same time, it also supports GPRS network connection, and supports MMS sending and receiving and browser functions. The 24-chord ringtone supports playback of MP3 ringtones, but a smaller body memory cannot store too many music files.
Figure: Nokia 2610 mobile phone
The original price of this Nokia 2610 is 680 yuan. This week, it fell below the price of 700 yuan again. Currently, it can be purchased at the l
Previously, I used the archivedupdatesite package of myeclipse (from 6.0 to 7.5) to install myeclipse. Generally, I downloaded the corresponding eclipse platform from the Internet and then installed it using the install manager of Eclipse. However, this installation of myeclipse8.5 encountered a problem. First download the javaee version of eclipse3.5.2, and then integrate and install the archivedupdatesite package of myeclipse8.5 as before. However, the system prompts an error and cannot be com
primary key of the appendix (that is, the value of the corresponding field in the primary table is a subset of the value set of the corresponding field in the appendix ),
If data is updated in the attached table,
The fields in the master table will not be updated, but an error will be reported.
Therefore, you can only write the trigger by yourself to synchronize the updates of multiple connected tables.
The following figure shows the experiment table created by LZ and related data:
First, c
Suddenly one day, you receive Amazon Amazon's notification that your account has been removed from the sale right. You'll be quick to log in, read Amazon's notifications and see if it's God's horse. After reading you will suddenly realize, OMG, spread the big event, account was sealed!In this case, the seller can first come to pack hot strips calm and calm. And only to calm down, to further save the account.650) this.width=650; "src=" Http://image98.360doc.com/DownloadImg/2016/07/
contrast, the general IDE hard drive capacity at the same price will be more than 80 GB.We can compare IDE-RAID and scsi raid, we use four Maxtor golden diamond seven generation 80 GB hard drive consisting of RAID 0 + 1, choose to support ATA/133 HighPoint RocketRAID 404 RAID card, the total price of this system is less than 8000 RMB *, which is equivalent to a 10 000 to GB SCSI hard drive, using Ultra160SCSI interface/4 MB cache, and equipped with s
Deep LINUX wide screen displayBackground introduction after WINDOWS is installed on the new computer, a LD is installed, but the problem occurs, and the resolution is abnormal !! There are only 4-3 Resolutions of 800600 and 1024768, and my display is 16-9, which is quite uncomfortable, so I started my hard work in this blog post. Scene processor: i5-2310 display: 16: 9, the best resolution: 1920*1080 system: Linux Deepin 12.06 graphics card: no dedica
:7077Exception is reported after submissionjava.lang.runtimeexception:errorinconfiguringobjectat Org.apache.hadoop.util.ReflectionUtils.setJobConf (reflectionutils.java:109) at Org.apache.hadoop.util.ReflectionUtils.setConf (reflectionutils.java:75) at Org.apache.hadoop.util.ReflectionUtils.newInstance (reflectionutils.java:133) at Org.apache.spark.rdd.HadoopRDD.getInputFormat (hadooprdd.scala:155) atorg.apache.spark.rdd.hadooprdd$ $anon $1.The workaround is to set the relevant environment varia
The new server configuration diary seems to have not yet developed the habit of writing a blog. As a result, I have thought about several articles a few weeks ago and I am not in the mood to summarize them. I want to stick to it... in the past few weeks, the Community (http://oss.lzu.edu.cn) bought a new server to replace the old one. The storage on the server is very powerful, with tens of thousands to 450 GB x 2 in the west, 1 Tb x 6 in the West black disk, and two array cards (
CentOS6 (64-bit) install HighPointRocketRAID2640x4 card Driver 1. download the driver from the server BIOS to view the RAID model, to the official website www.highpoint-tech.com download CentOS6.2 corresponding driver RHEL_CentOS6u2x86_64www.2cto.co... centOS6 (64-bit) install HighPoint RocketRAID 2640x4 card Driver 1. download the driver from the server BIOS to view the RAID model, to the official website www.highpoint-tech.com download CentOS6.2 cor
hundred digits being 1 is 2300 + 7 = 2307;
10 digits = 1:00010--23019 A total of 231*10 = 2310 types, of which 231 indicates that thousands of hundred digits can take 231,232-kinds of possibilities, while 10 indicates that a single digit can go 0-9 ten possibilities.
Because it takes 23110> 23106, so thousands of hundred digits = 231, and the number of digits 10 = 1 is 0
Single digit = 1:00001-- 23101A total of 2311*1
So the total number: 10000 + 300
11. Query the number of connections to Oracle2select Count (*) from v$session;32. Querying the number of concurrent connections for Oracle4select Count (*) from v$session where status= ' ACTIVE ';53. View the number of connections for different users6select Username,count (username) from V$session where username are not null GROUP by username;74. View all Users:8select * from All_users;95. View user or role system permissions (System permissions that are directly assigned to a user or role):10se
(deleted) b78f4000 4K rw---[anon]bfeaa000 84K rw---[Stack]total 7280K[08/09-ps/pstree]PS and Pstree are a good pair of brothers in a Linux system, and they are all used to list the processes that are in the running state.PS tells us the amount of memory used by each process and the CPU time consumed.Pstree will tell us about the parent-child relationship between processes, and here are some of MySQL's parent-child relationship information:# pstree-p 1829mysqld_safe (1829) ───mysqld (2307) ─┬─{m
RW---/lib/libcom_err.so.2.1
00154000 48K r-x--/lib/libnss_files-2.12.so
00160000 4K R----/lib/libnss_files-2.12.so
...
b78e4000 20K rw---[anon]
b78f3000 4K rw-s-/dev/zero (Deleted)
b78f4000 4K rw---[anon]
bfeaa000 84K rw---[Stack]
Total 7280K
[08/09-ps/pstree]PS and Pstree are a good pair of brothers in a Linux system, and they are all used to list the processes that are in the running state.PS tells us the amount of memory used by each process and the CPU time consumed.Pstree
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