Alexey Ivanov SaveTheRbtz
SaveTheRbtz
/ envoy-lb.patch
Created
April 29, 2020 19:21
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| diff --git a/source/common/upstream/load_balancer_impl.cc b/source/common/upstream/load_balancer_impl.cc | |
| index 185652b66..09816b0cf 100644 | |
| --- a/source/common/upstream/load_balancer_impl.cc | |
| +++ b/source/common/upstream/load_balancer_impl.cc | |
| @@ -1,7 +1,10 @@ | |
| #include "common/upstream/load_balancer_impl.h" | |
| +#include <algorithm> | |
| #include <cstdint> | |
| +#include <limits> |
SaveTheRbtz
/ ipxe.patch
Last active
March 12, 2020 20:44
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| diff --git a/src/core/malloc.c b/src/core/malloc.c | |
| index 32c20353..83f3e980 100644 | |
| --- a/src/core/malloc.c | |
| +++ b/src/core/malloc.c | |
| @@ -98,7 +98,7 @@ size_t freemem; | |
| * | |
| * Currently fixed at 512kB. | |
| */ | |
| -#define HEAP_SIZE ( 512 * 1024 ) | |
| +#define HEAP_SIZE ( 4 * 1024 * 1024 ) |
SaveTheRbtz
/ bbr2_prior_cwnd.patch
Created
November 8, 2019 00:25
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| commit 9ed0fd60880a7359db62605f6f8a578f621e6326 | |
| Author: Alexey Ivanov <rbtz@dropbox.com> | |
| Date: Sat Oct 12 16:55:05 2019 +0000 | |
| [DBX] net-tcp_bbr: v2: disable spurious warning | |
| This warning is due to the fact that tcp_simple_retransmit() calls | |
| tcp_set_ca_state(sk, TCP_CA_Loss); |
SaveTheRbtz
/ boringssl.diff
Last active
May 6, 2019 22:55
Re-enable AVX2/SHA extensions that were disabled after OpenSSL->BoringSSL fork.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| diff --git a/crypto/bn/asm/rsaz-avx2.pl b/crypto/bn/asm/rsaz-avx2.pl | |
| index 73db3c2b..ab517119 100755 | |
| --- a/crypto/bn/asm/rsaz-avx2.pl | |
| +++ b/crypto/bn/asm/rsaz-avx2.pl | |
| @@ -84,8 +84,8 @@ die "can't locate x86_64-xlate.pl"; | |
| # output, so this isn't useful anyway. | |
| # | |
| # TODO(davidben): Enable these after testing. $avx goes up to 2 and $addx to 1. | |
| -$avx = 0; | |
| -$addx = 0; |
SaveTheRbtz
/ softnet_stat.sh
Last active
October 19, 2018 02:00
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/bash | |
| # | |
| # https://www.redhat.com/archives/rhl-list/2007-September/msg03735.html | |
| # https://github.com/hiboma/hiboma/blob/master/kernel/net/softnet_stat.md | |
| # | |
| cmd="${0##*/}" | |
| usage() { |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Loaded airports: 1035 | |
| Loaded GDPs: 209 | |
| Loaded cities: 25032 | |
| Top cities: | |
| City(name='tokyo', country='jp', population=31480498, gdppc=34523.7007742331, latlong=(35.685, 139.751389), region='40') | |
| City(name='new york', country='us', population=8107916, gdppc=56115.7184261955, latlong=(40.7141667, -74.0063889), region='NY') | |
| City(name='london', country='gb', population=7421228, gdppc=43929.6908131028, latlong=(51.514125, -0.093689), region='H9') | |
| City(name='seoul', country='kr', population=10323448, gdppc=27221.5240509661, latlong=(37.5985, 126.9783), region='11') | |
| City(name='sydney', country='au', population=4394585, gdppc=56290.6468086817, latlong=(-33.861481, 151.205475), region='02') | |
| City(name='los angeles', country='us', population=3877129, gdppc=56115.7184261955, latlong=(34.0522222, -118.2427778), region='CA') |
SaveTheRbtz
/ ip_vs_sch.c
Last active
July 12, 2018 12:01
Consistent source hashing scheduler for IPVS (SH-derivative, GPL)
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /* | |
| * IPVS: Source Consistent Hashing scheduling module | |
| * | |
| * Authors: Jonathan Lee <jonlee@dropbox.com> | |
| * | |
| * Changes: | |
| * | |
| */ | |
| #define KMSG_COMPONENT "IPVS" |
SaveTheRbtz
/ numa_locality
Created
March 15, 2014 09:30
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| $ numactl --membind=1 --cpunodebind=1 dd if=/dev/zero of=/dev/null bs=64M count=100 | |
| 100+0 records in | |
| 100+0 records out | |
| 6710886400 bytes (6.7 GB) copied, 0.911091 s, 7.4 GB/s | |
| $ numactl --membind=0 --cpunodebind=1 dd if=/dev/zero of=/dev/null bs=64M count=100 | |
| 100+0 records in | |
| 100+0 records out | |
| 6710886400 bytes (6.7 GB) copied, 1.28833 s, 5.2 GB/s |
SaveTheRbtz
/ Makefile
Last active
January 12, 2017 10:14
Measure performance of qsort(3) vs std::sort()
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| CXX = $${CXX:-c++} | |
| CXXFLAGS = -std=c++11 -O3 | |
| CC = $${CC:-cc} | |
| CFLAGS = -O3 | |
| all: sort_cpp sort_c test | |
| sort_cpp: sort.cpp | |
| $(CXX) $(CXXFLAGS) $^ -o $@ |
SaveTheRbtz
/ userspaceswap.c
Last active
December 5, 2016 22:20
Ugly hack to redirect all malloc calls to a mmap(2)'ed file.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /* | |
| * Redirect malloc(3) calls to a mmap(2)'ed file. | |
| * | |
| * Example of usage: | |
| * $ cc -shared -o userspaceswap.dylib ./userspaceswap.c && \ | |
| * DYLD_FORCE_FLAT_NAMESPACE=1 DYLD_INSERT_LIBRARIES=./userspaceswap.dylib ffmpeg | |
| */ | |
| #include <dlfcn.h> | |
| #include <errno.h> |