centos7

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    centos7 ping localhost slow

    When my machine was loaded with 10% CPU, 25% memory consumption and enough disk space, ping localhost found that the response time was 6ms, and it was also found that the IP time of other machines in the Intranet ping my machine was about 6ms.The Intranet network has determined that the...
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    Configuring CentOS 7 with two IP addresses on Same LAN

    Hello all, I have a CentOS 7 server with an Emulex OCE14102-NT card installed into one of its PCI slots. The card has two 10Gbps NICs with unique MAC addresses for each NIC. I am trying to configure each NIC with an address on a 172.16.20.0/16 network. I have disabled NetworkManager and...
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    MYSQL connection problem

    I have VDS with CentOS 7 and schroot environment with Ubuntu 18.10(had to do this, because app i want to launch needs a libstdc++.so.6 version which is not available for CentOS). Application(game server) i want to launch inside schroot needs MySQL connection. So when i set „localhost” as...
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    Problem with systemctl --root= option in RHEL/CentOS 7

    It is my understanding that --root= option in systemctl command is used to explicitly specify an alternate root path to find the service unit files. On RHEL/CentOS 7, the following error occurs when attempting to use the above mentioned systemctl option: [[email protected] system]# systemctl...
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    HOWTO decompress file with TXT extension in LINUX (CentOs7)

    Client sent me a compressed file with TXT extension. At first i thought it is not an archive file. But when i used 7-zip (Windows) to look inside it, i can see files inside but Linux. I have tried so many packages including 7zip in LINUX (CentOS7) to extract it but no solution yet.
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    getting IP via DHCP in VirtualBox

    Hi all, I am an absolute Linux beginner, and need some assistance. I have Centos7 core running in VirtualBox, and I want to set it up so that I get an IP address from our DHCP server. I have 2 adapters in my VirtualBox settings, first one is set to NAT, and second one is set to Host-Only...
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    CentOS 7 Everything ISO - Won't Load Desktop Enviroment

    I just installed CentOS 7 Everything ISO and all I get is a command line login. I login sucessfully; but I can't get the DE (which should be MATE) to start.
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    Centos7 kill process in two hours

    hi,I am starting golang websocket app from linux Centos7 but its stop in after one,two hours.But when i start at windows server it can't stop CentOS Linux release 7.4.1708 (Core) golang version go1.10 linux/amd64 my websocket source code ...
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    Binary file, wc and pipes

    I have a binary file. (backup) My task is to list the number of names in the file using wc and piping. I have researched various ways of doing so but none of which provide the desired output. Following a numbered output, I am to list the first 5 and last 5 of the names. ls -l of file...
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