patches: Boot time optimizations with ClearLinux patches

Signed-off-by: Adrian Calianu <adrian.calianu@enea.com>
Signed-off-by: Adrian Dudau <adrian.dudau@enea.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/patches/boot_time_opt/0122-ipv4-tcp-allow-the-memory-tuning-for-tcp-to-go-a-lit.patch b/patches/boot_time_opt/0122-ipv4-tcp-allow-the-memory-tuning-for-tcp-to-go-a-lit.patch
new file mode 100644
index 0000000..eb44cec
--- /dev/null
+++ b/patches/boot_time_opt/0122-ipv4-tcp-allow-the-memory-tuning-for-tcp-to-go-a-lit.patch
@@ -0,0 +1,28 @@
+From 5cf7ba4ba9c9d770aad9e52deaa3730f259df9f1 Mon Sep 17 00:00:00 2001
+From: Arjan van de Ven <arjan@linux.intel.com>
+Date: Fri, 6 Jan 2017 15:34:09 +0000
+Subject: [PATCH 122/124] ipv4/tcp: allow the memory tuning for tcp to go a
+ little bigger than default
+
+---
+ net/ipv4/tcp.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
+index 6a90a0e130dc..32e43ce7c60e 100644
+--- a/net/ipv4/tcp.c
++++ b/net/ipv4/tcp.c
+@@ -3341,8 +3341,8 @@ void __init tcp_init(void)
+        tcp_init_mem();
+        /* Set per-socket limits to no more than 1/128 the pressure threshold */
+        limit = nr_free_buffer_pages() << (PAGE_SHIFT - 7);
+-       max_wshare = min(4UL*1024*1024, limit);
+-       max_rshare = min(6UL*1024*1024, limit);
++       max_wshare = min(16UL*1024*1024, limit);
++       max_rshare = min(16UL*1024*1024, limit);
+ 
+        sysctl_tcp_wmem[0] = SK_MEM_QUANTUM;
+        sysctl_tcp_wmem[1] = 16*1024;
+-- 
+2.11.1
+