Org. apache. hadoop. IPC. remoteException: Org. apache. hadoop. HDFS. server. namenode. safemodeexception: cannot delete/tmp/hadoop/mapred/system. name node is in safe mode.
The ratio of reported blocks 0.7857 has not reached the threshold 0.9990. Safe mode will be turned off automatically.
At org. Apache. hadoop. HDFS. server. namenode. fsnamesystem. deleteinternal (fsnamesystem. Java: 1992)
At org. Apache. hadoop. HDFS. server. namenode. fsnamesyste
Today, qtcreator is installed in Ubuntu to test whether it can be used. As a result, a problem occurs during the test. After a simple compilation, F5 compilation appears in gnome-terminal. Cannot connect creator comm socket/tmp/qt_temp.u14973/stub-socket: no such file or directory So I checked that QT cannot be executed using gnome-terminal, and X-team is required. So I thought of the solution: Find tools> environment> system> terminal ). Change X-
a total of 26 columns, plus the left vertical banner widthM_nviewheight = M_ncellheight * 100;//view is logical window, window logic maximum height, 100 rowsreturn 0;}void Cmainwindow::onsize (UINT nType, int cx, int cy){Switch (nType){Case size_restored://manually resizing windowsCase size_maximized://Window MaximizationCase size_minimized://Window MinimizedCase size_maxhide://Other windows to maximize theCase size_maxshow://Other Windows restores theDefaultBreak}CX is the actual window width
The MSSQL database can use temporary tables, which have local and global points, which differ in name and visibility.The names of the local temporary tables begin with a single #; they are only visible to the current session of the user, and are deleted when the user session ends, that is, the connection is disconnected.The name of the global temporary table starts with # # and is visible to any user after it is created, and is deleted when all users referencing the table are disconnected from t
Tags: var 5.6 mysq help CTI MySQL reg app Othermacdembp:~ mac$ netstat-xl | grep mysql e7861942257b0691 Stream 0 0 e78619422ab30a91 0 0 0 /application S/xampp/xamppfiles/var/mysql/mysql.sock macdembp:~ mac$ mysql-uroot-p-s/applications/xampp/xamppfiles/var/mysql/mysql.sock Enter Password: Welcome to the MySQL Monitor. Commands End With; or \g. Your MySQL Connection ID is 1 Server version:5.6.16 Source Distribution Copyright (c), Oracle and/or its affiliates. All rights reserved. Oracle is a re
(See MySQL temp table before temporary table) first, the temporary table is visible only on the current connection, and when the connection is closed, MySQL automatically deletes the table and frees all the space. Therefore, a temporary table with the same name can be created in a different connection, and the operation belongs to the temporary table of this connection. The syntax for creating a temporary table is similar to creating a table syntax, where the addition of the keyword temporary te
PHP Project, the online encounter a strange problem, using
fwriteWrite
tmpfile()Failed. The failure here does not mean
fwriteReturn
FALSE, but returns
int(0), write 0 bytes. The code is simple as follows:
$f = tmpfile();$length = fwrite($f, '123');var_dump($length);
The output is accessed through the browser, that is, the php-fpm mode int(0) . I have done several other tests:
Command-line environment: the code is intact and execution can be written successfully.
php-fpm 浏览器访问: Will be
This afternoon, I wrote a C program file named test. cpp. For the file content, see the appendix. /Tmp/ccyogqyq. O :(. eh_frame + 0x12): Undefined reference to '_ gxx_personality_v0' collect2: LD returned 1 exit status error occurs during GCC compilation. The problem of using C ++ compilation disappears. This error is caused by the filename suffix. I changed test. cpp to test. C, and then compiled it using gcc again. The specific reasons are to be fur
Original Works are from the blog of "Deep Blue blog". You are welcome to reprint them. Please note the following source when reprinting them. Otherwise, you will be held legally liable for copyright. Deep Blue blog: tmpbootstrap permission problem environment under blog. csdn. nethuangyanlongarticledetails40456349rac: CentOS5.664bit, linux. x64_11gR2_grid.z
Original Works are from the blog of "Deep Blue blog". You are welcome to reprint them. Please note the following source when reprinting them
Original works, from the "Dark Blue Blog" blog, Welcome to reprint, please be sure to mention the following source, otherwise the copyright responsibility.Deep Blue Blog:http://blog.csdn.net/huangyanlong/article/details/40456349/tmp/bootstrap Permissions issues under RACEnvironment: CentOS5.6 64bit, Linux.x64_11gR2_grid.zip1. Error[Email protected] grid]$/runcluvfy.sh stage-pre crsinst-n node1,node2-fixup-verbose/bin/rm:cannot Remove directory '/
Label: RAC grid Bootstrap
Original Works are from the blog of "Deep Blue blog". You are welcome to reprint them. Please note the following source when reprinting them. Otherwise, you will be held legally liable for copyright.
Deep Blue blog: http://blog.csdn.net/huangyanlong/article/details/40456349
Permissions for/tmp/Bootstrap under RAC
Environment: centos5.6 64bit1_linux.x64_11gr2_grid.zip
1. Error[[Email protected] grid] $./runcluvfy. Sh
Shell Script second--move files larger than 200K in the specified directory to/ tmp # vim/tmp/files.sh#!/bin/bash# Move files larger than 200K under the specified directory to/ tmp read-p " Please enter the directory path where you want to move the directory larger than 200K files : " $For FILE in ' LS $ 'DoIf [-f $FILE]; ThenIf [' Ls-l $FILE | awk ' {print $
Faults:The server is infiltrated. Intruders create self-run files, automatically create and execute files under/tmp, and automatically detect and disable iptables.Discovery process:1. log on to the server and run the netstat-anp | grep LIS command to find that an abnormal connection exists. 2. Run ps-aux to check that the process address corresponding to the abnormal connection pid is yums under/tmp ** * fi
About the Linux under Tmp folder, just as the TMP temporary file Temp folder.
(1) Since it is a temporary folder, then the contents of this folder will be cleared, then why I restart the computer after the contents of this folder will still exist. For more information, refer to this article http://www.opsers.org/base/clean-up-on-the-linux-system-tmp-folder-you-m
I encountered a problem connecting to the MySQL database today: Can't connect to local MySQL server through socket '/tmp/MySQL. Sock' (2)
Refer to online related methods, including: (http://blog.csdn.net/lmss82/archive/2009/08/05/4414178.aspx)
Solution 1.1. # ps-A | grep MySQLDisplay is similar:1829? 00:00:00 mysqld_safe1876? 00:00:31 mysqld2. # Kill-9 18293. # Kill-9 18764. #/etc/init. d/MySQL restart5. # mysql-u root-PHis troubles have been solved,
what file is tmp?
The TMP file is a temporary file that is used during the software run, and we may often find the TMP file on the hard disk, which is the temporary file generated by the system or the software you are running, different software produces the TMP file differently, and the
Label:This machine is a CentOS 6.5 installed version of MySQL that is 5.1. After installing MySQL, the first time to start the MySQL service, the need/TMP has 777 (RWXRWXRWX) permissions, but the landlord's/tmp is 755 (rwxr-xr-x), [In fact, the default is 777, I mistakenly deleted the TMP before, and then built the TMP
Today there is a Linux system with a hard drive, and the system is very unusual, when the space is clear, most programs work correctly, but a Web site written in PHP has a little problem, all functions are available, and the MySQL library can run, but as long as it is over 1MB File has not been successful (upload_err_cant_write), it has been a long time to find out that the system's/TMP record is only 1MB, and the file system is not heard of the overf
This function calls the mysql_file_pwrite function. It is clear here that the actual operation is to write files. It is determined that the file fails to be written. The reason why the file is written is tmp
This function calls the mysql_file_pwrite function. It is clear here that the actual operation is to write files. It is determined that the file fails to be written. The reason why the file is written is/tmp
Hadoop. tmp. DIR is the basic configuration that the hadoop file system depends on. Many Paths depend on it. Its default location is under/tmp/{$ user}, but the storage in the/tmp path is insecure, because the file may be deleted after a Linux restart.
After following the steps in the Single Node setup section of hadoop getting start, the pseudo-distributed fil
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