From 73e0cd5a7d7c1af90f58b6af260acca4b7eb795e Mon Sep 17 00:00:00 2001 From: Oran Agra Date: Wed, 9 Sep 2020 15:39:57 +0300 Subject: [PATCH] Change THP warning to use madvise rather than never (#7771) completes 60097d361d4096d3826c7580acffd4053f8a4835 --- src/server.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/server.c b/src/server.c index aa3e6b21b..8a443fd79 100644 --- a/src/server.c +++ b/src/server.c @@ -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__ */