Re: [PATCH] IPVS: logging sizeof(struct ip_vs_conn) on startup
From: Eric Dumazet <hidden>
Date: 2009-07-27 09:25:35
Also in:
lkml
Hannes Eder a écrit :
quoted hunk ↗ jump to hunk
No more guessing, how much memory is used by IPVS for a connection. Signed-off-by: Hannes Eder <redacted> --- net/netfilter/ipvs/ip_vs_core.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c index b021464..5b0997c 100644 --- a/net/netfilter/ipvs/ip_vs_core.c +++ b/net/netfilter/ipvs/ip_vs_core.c@@ -1475,7 +1475,8 @@ static int __init ip_vs_init(void) goto cleanup_conn; } - IP_VS_INFO("ipvs loaded.\n"); + IP_VS_INFO("ipvs loaded (using %Zd bytes/connection).\n", + sizeof(struct ip_vs_conn)); return ret; cleanup_conn:
Well, ip_vs_conn_cache uses SLAB_HWCACHE_ALIGN, so this should be rounded up to L1 cache size. Or add "at least" like in line 1080 of net/netfilter/ipvs/ip_vs_conn.c : IP_VS_DBG(0, "Each connection entry needs %Zd bytes at least\n", sizeof(struct ip_vs_conn));