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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 16/19] tools: tracing: deal with new Credit2 events
more specifically, with: TICKLE_NEW, RUNQ_MAX_WEIGHT,
MIGRATE, LOAD_CHECK, LOAD_BALANCE and PICKED_CPU, and
in both both xenalyze and formats (for xentrace_format).
Signed-off-by: Dario Faggioli <dario.faggioli@xxxxxxxxxx>
---
Cc: George Dunlap <george.dunlap@xxxxxxxxxx>
Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Cc: Wei Liu <wei.liu2@xxxxxxxxxx>
Cc: Anshul Makkar <anshul.makkar@xxxxxxxxxx>
---
tools/xentrace/formats | 6 +++
tools/xentrace/xenalyze.c | 78 ++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 82 insertions(+), 2 deletions(-)
diff --git a/tools/xentrace/formats b/tools/xentrace/formats
index 2e58d03..caafb5f 100644
--- a/tools/xentrace/formats
+++ b/tools/xentrace/formats
@@ -55,6 +55,12 @@
0x0002220a CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:runq_assign [
dom:vcpu = 0x%(1)08x, rq_id = %(2)d ]
0x0002220b CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:updt_vcpu_load [
dom:vcpu = 0x%(3)08x, vcpuload = 0x%(2)08x%(1)08x, wshift = %(4)d ]
0x0002220c CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:updt_runq_load [
rq_load[16]:rq_id[8]:wshift[8] = 0x%(5)08x, rq_avgload = 0x%(2)08x%(1)08x,
b_avgload = 0x%(4)08x%(3)08x ]
+0x0002220d CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:tickle_new [
dom:vcpu = 0x%(1)08x, processor = %(2)d credit = %(3)d ]
+0x0002220e CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:runq_max_weight [
rq_id[16]:max_weight[16] = 0x%(1)08x ]
+0x0002220f CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:migrrate [
dom:vcpu = 0x%(1)08x, rq_id[16]:trq_id[16] = 0x%(2)08x ]
+0x00022210 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:load_check [
lrq_id[16]:orq_id[16] = 0x%(1)08x, delta = %(2)d ]
+0x00022211 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:load_balance [
l_bavgload = 0x%(2)08x%(1)08x, o_bavgload = 0x%(4)08x%(3)08x,
lrq_id[16]:orq_id[16] = 0x%(5)08x ]
+0x00022212 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) csched2:pick_cpu [
b_avgload = 0x%(2)08x%(1)08x, dom:vcpu = 0x%(3)08x, rq_id[16]:new_cpu[16] =
%(4)d ]
0x00022801 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) rtds:tickle [ cpu =
%(1)d ]
0x00022802 CPU%(cpu)d %(tsc)d (+%(reltsc)8d) rtds:runq_pick [ dom:vcpu
= 0x%(1)08x, cur_deadline = 0x%(3)08x%(2)08x, cur_budget = 0x%(5)08x%(4)08x ]
diff --git a/tools/xentrace/xenalyze.c b/tools/xentrace/xenalyze.c
index f2f97bd..d223de6 100644
--- a/tools/xentrace/xenalyze.c
+++ b/tools/xentrace/xenalyze.c
@@ -7725,7 +7725,6 @@ void sched_process(struct pcpu_info *p)
/* CREDIT 2 (TRC_CSCHED2_xxx) */
case TRC_SCHED_CLASS_EVT(CSCHED2, 1): /* TICK */
case TRC_SCHED_CLASS_EVT(CSCHED2, 4): /* CREDIT_ADD */
- case TRC_SCHED_CLASS_EVT(CSCHED2, 9): /* UPDATE_LOAD */
break;
case TRC_SCHED_CLASS_EVT(CSCHED2, 2): /* RUNQ_POS */
if(opt.dump_all) {
@@ -7788,11 +7787,15 @@ void sched_process(struct pcpu_info *p)
if(opt.dump_all)
printf(" %s csched2:sched_tasklet\n", ri->dump_header);
break;
+ case TRC_SCHED_CLASS_EVT(CSCHED2, 9): /* UPDATE_LOAD */
+ if(opt.dump_all)
+ printf(" %s csched2:update_load\n", ri->dump_header);
+ break;
case TRC_SCHED_CLASS_EVT(CSCHED2, 10): /* RUNQ_ASSIGN */
if(opt.dump_all) {
struct {
unsigned int vcpuid:16, domid:16;
- unsigned int rqi;
+ unsigned int rqi:16;
} *r = (typeof(r))ri->d;
printf(" %s csched2:runq_assign d%uv%u on rq# %u\n",
@@ -7834,6 +7837,77 @@ void sched_process(struct pcpu_info *p)
avgload, r->rq_avgload, b_avgload, r->b_avgload);
}
break;
+ case TRC_SCHED_CLASS_EVT(CSCHED2, 13): /* TICKLE_NEW */
+ if (opt.dump_all) {
+ struct {
+ unsigned vcpuid:16, domid:16;
+ unsigned processor, credit;
+ } *r = (typeof(r))ri->d;
+
+ printf(" %s csched2:runq_tickle_new d%uv%u, "
+ "processor = %u, credit = %u\n",
+ ri->dump_header, r->domid, r->vcpuid,
+ r->processor, r->credit);
+ }
+ break;
+ case TRC_SCHED_CLASS_EVT(CSCHED2, 14): /* RUNQ_MAX_WEIGHT */
+ if (opt.dump_all) {
+ struct {
+ unsigned rqi:16, max_weight:16;
+ } *r = (typeof(r))ri->d;
+
+ printf(" %s csched2:update_max_weight rq# %u, max_weight =
%u\n",
+ ri->dump_header, r->rqi, r->max_weight);
+ }
+ break;
+ case TRC_SCHED_CLASS_EVT(CSCHED2, 15): /* MIGRATE */
+ if (opt.dump_all) {
+ struct {
+ unsigned vcpuid:16, domid:16;
+ unsigned rqi:16, trqi:16;
+ } *r = (typeof(r))ri->d;
+
+ printf(" %s csched2:migrate d%uv%u rq# %u --> rq# %u\n",
+ ri->dump_header, r->domid, r->vcpuid, r->rqi, r->trqi);
+ }
+ break;
+ case TRC_SCHED_CLASS_EVT(CSCHED2, 16): /* LOAD_CHECK */
+ if (opt.dump_all) {
+ struct {
+ unsigned lrqi:16, orqi:16;
+ unsigned load_delta;
+ } *r = (typeof(r))ri->d;
+
+ printf(" %s csched2:load_balance_check lrq# %u, orq# %u, "
+ "delta = %u\n",
+ ri->dump_header, r->lrqi, r->orqi, r->load_delta);
+ }
+ break;
+ case TRC_SCHED_CLASS_EVT(CSCHED2, 17): /* LOAD_BALANCE */
+ if (opt.dump_all) {
+ struct {
+ uint64_t lb_avgload, ob_avgload;
+ unsigned lrqi:16, orqi:16;
+ } *r = (typeof(r))ri->d;
+
+ printf(" %s csched2:load_balance_begin lrq# %u, "
+ "avg_load = %"PRIu64" -- orq# %u, avg_load =
%"PRIu64"\n",
+ ri->dump_header, r->lrqi, r->lb_avgload,
+ r->orqi, r->ob_avgload);
+ }
+ break;
+ case TRC_SCHED_CLASS_EVT(CSCHED2, 19): /* PICKED_CPU */
+ if (opt.dump_all) {
+ struct {
+ uint64_t b_avgload;
+ unsigned vcpuid:16, domid:16;
+ unsigned rqi:16, cpu:16;
+ } *r = (typeof(r))ri->d;
+
+ printf(" %s csched2:picked_cpu d%uv%u, rq# %u, cpu %u\n",
+ ri->dump_header, r->domid, r->vcpuid, r->rqi, r->cpu);
+ }
+ break;
/* RTDS (TRC_RTDS_xxx) */
case TRC_SCHED_CLASS_EVT(RTDS, 1): /* TICKLE */
if(opt.dump_all) {
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