Shulou(Shulou.com)05/31 Report--

This article mainly introduces the database hostname error caused by the client TNS-12541 how to do, the article is very detailed, has a certain reference value, interested friends must read it!

TNS-12541 appears in plsql login

Lsnrctl status has been unresponsive.

Check the monitoring log and find as follows

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

02-NOV-2017 14:16:46 * 12531

TNS-12531: TNS:cannot allocate memory

[oracle@ ssdb01-10-2 admin] $hostname

Ssdb01-10-2

It is not difficult to find that there is a space in front of it. Use hostname to modify the host name and pay attention to modifying the / etc/sysconfig/netwok host name.

Normal use after modification

The above is all the contents of the article "what to do with client TNS-12541 caused by database hostname error". Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.