What are maximum values for net.core.rmem_default, net.core.rmem_max, net.core.wmem_default and net.core.wmem_max?

Solution Verified - Updated -

Issue

  • What are maximum values for net.core.rmem_default, net.core.rmem_max, net.core.wmem_default and net.core.wmem_max?
# sysctl -p
sysctl: setting key "net.core.rmem_default": Invalid argument
net.core.rmem_default = 2147483648
sysctl: setting key "net.core.rmem_max": Invalid argument
net.core.rmem_max = 2147483648
sysctl: setting key "net.core.wmem_default": Invalid argument
net.core.wmem_default = 2147483648
sysctl: setting key "net.core.wmem_max": Invalid argument
net.core.wmem_max = 2147483648

Environment

  • Red Hat Enterprise Linux 9
  • Red Hat Enterprise Linux 8

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