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Change THP warning to use madvise rather than never (#7771)

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completes 60097d361d4096d3826c7580acffd4053f8a4835
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Oran Agra 2020-09-09 15:39:57 +03:00 committed by GitHub
parent df70120c90
commit 73e0cd5a7d
1 changed files with 1 additions and 1 deletions
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src/server.c
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@ -4800,7 +4800,7 @@ void linuxMemoryWarnings(void) {
serverLog(LL_WARNING,"WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect.");
}
if (THPIsEnabled()) {
serverLog(LL_WARNING,"WARNING you have Transparent Huge Pages (THP) support enabled in your kernel. This will create latency and memory usage issues with Redis. To fix this issue run the command 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' as root, and add it to your /etc/rc.local in order to retain the setting after a reboot. Redis must be restarted after THP is disabled.");
serverLog(LL_WARNING,"WARNING you have Transparent Huge Pages (THP) support enabled in your kernel. This will create latency and memory usage issues with Redis. To fix this issue run the command 'echo madvise > /sys/kernel/mm/transparent_hugepage/enabled' as root, and add it to your /etc/rc.local in order to retain the setting after a reboot. Redis must be restarted after THP is disabled (set to 'madvise' or 'never').");
}
}
#endif /* __linux__ */