diff options
Diffstat (limited to 'patches/boot_time_opt/0120-ipv4-tcp-allow-the-memory-tuning-for-tcp-to-go-a-lit.patch')
-rw-r--r-- | patches/boot_time_opt/0120-ipv4-tcp-allow-the-memory-tuning-for-tcp-to-go-a-lit.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/patches/boot_time_opt/0120-ipv4-tcp-allow-the-memory-tuning-for-tcp-to-go-a-lit.patch b/patches/boot_time_opt/0120-ipv4-tcp-allow-the-memory-tuning-for-tcp-to-go-a-lit.patch new file mode 100644 index 0000000..8dbec8f --- /dev/null +++ b/patches/boot_time_opt/0120-ipv4-tcp-allow-the-memory-tuning-for-tcp-to-go-a-lit.patch | |||
@@ -0,0 +1,28 @@ | |||
1 | From 4492e1f2e57ae6d0c5e0470309f0ba3051cc6228 Mon Sep 17 00:00:00 2001 | ||
2 | From: Arjan van de Ven <arjan@linux.intel.com> | ||
3 | Date: Fri, 6 Jan 2017 15:34:09 +0000 | ||
4 | Subject: [PATCH 120/126] ipv4/tcp: allow the memory tuning for tcp to go a | ||
5 | little bigger than default | ||
6 | |||
7 | --- | ||
8 | net/ipv4/tcp.c | 4 ++-- | ||
9 | 1 file changed, 2 insertions(+), 2 deletions(-) | ||
10 | |||
11 | diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c | ||
12 | index 5091402720ab..61c37e60f393 100644 | ||
13 | --- a/net/ipv4/tcp.c | ||
14 | +++ b/net/ipv4/tcp.c | ||
15 | @@ -3528,8 +3528,8 @@ void __init tcp_init(void) | ||
16 | tcp_init_mem(); | ||
17 | /* Set per-socket limits to no more than 1/128 the pressure threshold */ | ||
18 | limit = nr_free_buffer_pages() << (PAGE_SHIFT - 7); | ||
19 | - max_wshare = min(4UL*1024*1024, limit); | ||
20 | - max_rshare = min(6UL*1024*1024, limit); | ||
21 | + max_wshare = min(16UL*1024*1024, limit); | ||
22 | + max_rshare = min(16UL*1024*1024, limit); | ||
23 | |||
24 | sysctl_tcp_wmem[0] = SK_MEM_QUANTUM; | ||
25 | sysctl_tcp_wmem[1] = 16*1024; | ||
26 | -- | ||
27 | 2.15.0 | ||
28 | |||