Troubleshoot error resolving Syscall name when running Docker container under CentOS7

Recently in the study of docker! Running Docker in virtual machine centos7 will often include:

[email protected] docker]$ Docker run-it Lin/centos6/bin/bash

2016/11/08 19:38:53 Error Resolving syscall name Execveat:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Getrandom:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Memfd_create:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Renameat2:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Sched_getattr:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Sched_setattr:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Seccomp:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Breakpoint:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Cacheflush:could not resolve name to Syscall-ignoring Syscall.

2016/11/08 19:38:53 Error Resolving syscall name Set_tls:could not resolve name to Syscall-ignoring Syscall.

[Email protected]/]#

Tips. However, the functionality of the container can be used normally.

Solution

Just install or update the package Libseccomp to version 2.2 above to eliminate this error message!

[email protected] docker]$ sudo yum-y install Libseccomp

Troubleshoot error resolving Syscall name ...

when running Docker containers under CentOS7