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authorAndrew Yourtchenko <ayourtch@gmail.com>2017-08-16 12:06:15 +0200
committerAndrew Yourtchenko <ayourtch@gmail.com>2017-08-18 10:53:22 +0000
commit71bb05454c97cc18e3c95127b54385c52e4c57c2 (patch)
tree1c8aee3412819b200a8462cf6d2675bab78fd3ec /src/plugins/acl/acl.c
parent8712ada6c3a84b2f75a25457ec6d477f3683787c (diff)
acl-plugin: time out the sessions created by main thread too (VPP-948)
In multithread setup the main thread may send packets, which may pass through the node with permit+reflect action. This creates the connection in lists for thread0, however in multithread there are no interupt handlers there. Ensure we are not spending too much time spinning in a tight cycle by suspending the main cleaner thread until the current iteration of interrupts is processed. Change-Id: Idb7346737757ee9a67b5d3e549bc9ad9aab22e89 Signed-off-by: Andrew Yourtchenko <ayourtch@gmail.com> (cherry picked from commit c1ff53f25d04ec1cc31844abd38014e91e398b5f)
Diffstat (limited to 'src/plugins/acl/acl.c')
-rw-r--r--src/plugins/acl/acl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/plugins/acl/acl.c b/src/plugins/acl/acl.c
index 645c6c94..a2f85d9a 100644
--- a/src/plugins/acl/acl.c
+++ b/src/plugins/acl/acl.c
@@ -2242,6 +2242,7 @@ acl_show_aclplugin_fn (vlib_main_t * vm,
out0 = format(out0, " interrupt is pending: %d\n", pw->interrupt_is_pending);
out0 = format(out0, " interrupt is needed: %d\n", pw->interrupt_is_needed);
out0 = format(out0, " interrupt is unwanted: %d\n", pw->interrupt_is_unwanted);
+ out0 = format(out0, " interrupt generation: %d\n", pw->interrupt_generation);
}
out0 = format(out0, "\n\nConn cleaner thread counters:\n");
#define _(cnt, desc) out0 = format(out0, " %20lu: %s\n", am->cnt, desc);
@@ -2249,6 +2250,7 @@ acl_show_aclplugin_fn (vlib_main_t * vm,
#undef _
vec_terminate_c_string(out0);
vlib_cli_output(vm, "\n\n%s\n\n", out0);
+ vlib_cli_output(vm, "Interrupt generation: %d\n", am->fa_interrupt_generation);
vlib_cli_output(vm, "Sessions per interval: min %lu max %lu increment: %f ms current: %f ms",
am->fa_min_deleted_sessions_per_interval, am->fa_max_deleted_sessions_per_interval,
am->fa_cleaner_wait_time_increment * 1000.0, ((f64)am->fa_current_cleaner_timer_wait_interval) * 1000.0/(f64)vm->clib_time.clocks_per_second);