kfox
/ sysctl.conf
Created
February 29, 2012 17:32
Linux kernel tuning settings for large number of concurrent clients
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| # Kernel sysctl configuration file for Red Hat Linux | |
| # | |
| # For binary values, 0 is disabled, 1 is enabled. See sysctl(8) and | |
| # sysctl.conf(5) for more details. | |
| # Controls source route verification | |
| net.ipv4.conf.default.rp_filter = 1 | |
| # Do not accept source routing | |
| net.ipv4.conf.default.accept_source_route = 0 |
P7h
/ IntelliJ_IDEA__Perf_Tuning.txt
Last active
October 21, 2024 01:10
Performance tuning parameters for IntelliJ IDEA. Add these params in idea64.exe.vmoptions or idea.exe.vmoptions file in IntelliJ IDEA. If you are using JDK 8.x, please knock off PermSize and MaxPermSize parameters from the tuning configuration.
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| -server | |
| -Xms2048m | |
| -Xmx2048m | |
| -XX:NewSize=512m | |
| -XX:MaxNewSize=512m | |
| -XX:PermSize=512m | |
| -XX:MaxPermSize=512m | |
| -XX:+UseParNewGC | |
| -XX:ParallelGCThreads=4 | |
| -XX:MaxTenuringThreshold=1 |
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| use std::rc::Rc; | |
| trait HKT<U> { | |
| type C; // Current type | |
| type T; // Type with C swapped with U | |
| } | |
| macro_rules! derive_hkt { | |
| ($t:ident) => { | |
| impl<T, U> HKT<U> for $t<T> { |