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authorMark Stapp <mjs.ietf@gmail.com>2022-05-17 08:13:23 -0400
committerGitHub <noreply@github.com>2022-05-17 08:13:23 -0400
commit6ca1b0f44e1a7719d94e42d24a8b529465371389 (patch)
tree5cc4a95661f13d1ad437eae853a0ace9117867a6 /zebra/main.c
parent4e216003958bbb3982b8abc34807484a5d4d3788 (diff)
parent0c99696f302a750b211166e6f662f913c739f823 (diff)
Merge pull request #11192 from cyberstorm-mauritius/zebra_netlink
zebra: Add startup message and display netlink buffer size.
Diffstat (limited to 'zebra/main.c')
-rw-r--r--zebra/main.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/zebra/main.c b/zebra/main.c
index 7ef30d1d49..3ae20361be 100644
--- a/zebra/main.c
+++ b/zebra/main.c
@@ -79,8 +79,9 @@ int graceful_restart;
bool v6_rr_semantics = false;
/* Receive buffer size for kernel control sockets */
+#define RCVBUFSIZE_MIN 4194304
#ifdef HAVE_NETLINK
-uint32_t rcvbufsize = 4194304;
+uint32_t rcvbufsize = RCVBUFSIZE_MIN;
#else
uint32_t rcvbufsize = 128 * 1024;
#endif
@@ -365,6 +366,10 @@ int main(int argc, char **argv)
break;
case 's':
rcvbufsize = atoi(optarg);
+ if (rcvbufsize < RCVBUFSIZE_MIN)
+ fprintf(stderr,
+ "Rcvbufsize is smaller than recommended value: %d\n",
+ RCVBUFSIZE_MIN);
break;
#ifdef HAVE_NETLINK
case 'n':