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Hi, Lustre manual 1.6 v18 says that that in production lustre debug level should be set to fairly low. Manual also says that I can verify that level by running following commands: # sysctl portals.debug This gives ne following error error: ''portals.debug'' is an unknown key cat /proc/sys/lnet/debug gives output: ioctl neterror warning error emerg ha config console cat

Hello I''ve noticed that Lustre network error, especially LND errors, are considered as maskable errors. That means that on a production node, where debug mask is 0, those specific errors won''t be displayed if they happened. Does that mean that they are harmless? Do upper-layers resend their RPC/packet if LNDs report an error? When, in my case, o2iblnd says something like

Hello I''ve noticed that Lustre network error, especially LND errors, are considered as maskable errors. That means that on a production node, where debug mask is 0, those specific errors won''t be displayed if they happened. Does that mean that they are harmless? Do upper-layers resend their RPC/packet if LNDs report an error? When, in my case, o2iblnd says something like