今天实在受不了领世SVISA不断的拖延，我直截了当的和他们说既然大家都认为自己有道理，那我们就让法律来判断吧。确实没想到，竟然自己也有一天会准备上法庭来处理些事情，也许这就是人生吧。现在不能回国，只能找着律师做一些准备工作，起诉啥的，估计进度会比较慢，反正我也无所谓了，做好了打持久战的准备，即使一分钱都要不回来，我还是要打这个官司。如果法律认为错误在我，那说明我确实错了，该当受到惩...
Some nodes failed to boot after kernel batch upgrade
Today my friend upgraded some nodes and a small part of them failed to boot after the upgrade.He checked such systems and reinstall the new installed kernel, then reboot them and we could enter th...
Fixed the issue that Catalina could not install further update
My MBP was upgraded to Catalina 10.15 several months ago and I almost did not encounter any issue until I found the further update 10.15.1.Following the instruction I downloaded the update and reb...
Unable to login after vCenter was updated
These days we patched the vCenter nodes to 41000 and one of them failed to login after the update.The update process was finished successfully while after the reboot when I tried to login it throu...
Failed to boot after kernel upgrade
Last night we upgraded some servers and one of them could not be accessed using SSH. I checked it on the vCenter and found it entered emergency mode and showed some messages on the screen.The erro...
Archivelog backups were not removed per backup policy
Suddenly our support guys found some archivelog backups were not deleted even they were not needed by the backup policy ( recover window of 7 days).At the beginning I thought maybe it was a simila...
Moved site to Aliyun International
HostKVM is a great VPS provider and I got almost perfect service from it!Every time I got any issue, I would ask help from them and got resolved really soon. And for this reason I did not move out...
segfault and error 4 in libc-2.12.so
These days I helped to troubleshoot a RedHat Cluster issue.When we run command 'service cman start' we would get a 'FAILED' result and from the /var/log/messages I found below similar error messag...
Multiple version issue of glibc-common package on RHEL systems
These days we are doing some maintenance tasks on hundreds of RHEL servers and we update them using a shell script. We failed to update part of them and after I fixed the failure I would like to share...
How to display the obsoleted packages and versions of a RPM?
These days I patched some servers using a standard script and it run successfully on most nodes until last night.It failed on two nodes and the primary issue was about the python34 package.I g...
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