1 2 3 | [root@namenode01 backup] # su - app Last login: Tue Apr 26 09:48:44 CST 2016 from application03 on pts /0 su : failed to execute /bin/bash : Resource temporarily unavailable |
如上,提示资源不足
解决如下:
1 2 3 | [root@namenode01 backup] # egrep -v "^$|^#" /etc/security/limits.d/20-nproc.conf * soft nproc 65535 #将默认值1024改为65535 root soft nproc unlimited |
验证结果
1 2 3 4 | [root@namenode01 backup] # su - app Last login: Tue Apr 26 10:38:20 CST 2016 on pts /0 [app@namenode01 ~]$ id uid=1001(app) gid=1001(app) groups =1001(app) context=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 |