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Oracle Linux: High Load Average with Many Threads in "D" State with waitchannel on mlx4_table_put and mlx4_table_get (Doc ID 2488613.1)

Last updated on MAY 17, 2021

Applies to:

Linux OS - Version Oracle Linux 6.4 and later
Linux x86
Linux x86-64


An Oracle Linux 6 (OL6) system experiences high load average with many threads in "D" (uninterruptable) state with waitchannel on mlx4_table_put and mlx4_table_get. The call stack of such hung processes appear as follows:



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