Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 458649

Community ENTerprise Operating System; a Linux distribution based on Red Hat Enterprise Linux widely used on web servers.

0 votes
3 answers
141 views

How many CPUS on my CentOS 7?

I have a Java program which runs quite fast on my local Mac and its info as below: Processor:2.4 GHz 8-Core Intel Core i9 Memory: 16 GB 2400 MHz DDR4 When I run the same program on a CentOs 7, it seems …
  • 135
0 votes
1 answer
110 views

Why doesn't my ssh ask for password?

I created a user 'bbword' on my remote CentoOs a while ago and it belongs to the group 'wheel'. I just changed its password. I have two questions: 1) On my current user, after I execute "su bbword" & …
  • 135
0 votes
1 answer
32 views

Why does my program slows down a lot on server?

The CentOs cpus is below: # cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 85 model name : Intel(R) Xeon(R) Silver 4114 CPU @ 2.20GHz stepping : 4 microcode … Does it make sense that the CentOs takes almost double time to complete the same task? …
  • 135
1 vote
1 answer
3k views

How to properly upgrade gcc on Centos 7?

I did this to upgrade gcc from 4.8.5 to gcc 7: sudo yum install centos-release-scl sudo yum install devtoolset-7-gcc* source /opt/rh/devtoolset-7/enable This does give me the gcc 7 in the current bash … Is there a way to make the gcc 7 default in the whole centos system? And this might solve the problem of 1). …
  • 135