From: Dario Faggioli <dario.faggioli@citrix.com>
To: xen-devel@lists.xenproject.org
Cc: Wei Liu <wei.liu2@citrix.com>,
Anshul Makkar <anshul.makkar@citrix.com>,
Ian Jackson <ian.jackson@eu.citrix.com>,
George Dunlap <george.dunlap@citrix.com>
Subject: [PATCH 16/19] tools: tracing: deal with new Credit2 events
Date: Sat, 18 Jun 2016 01:13:14 +0200 [thread overview]
Message-ID: <146620519418.29766.8883126830309807870.stgit@Solace.fritz.box> (raw)
In-Reply-To: <146620492155.29766.10321123657058307698.stgit@Solace.fritz.box>
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@citrix.com>
---
Cc: George Dunlap <george.dunlap@citrix.com>
Cc: Ian Jackson <ian.jackson@eu.citrix.com>
Cc: Wei Liu <wei.liu2@citrix.com>
Cc: Anshul Makkar <anshul.makkar@citrix.com>
---
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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next prev parent reply other threads:[~2016-06-17 23:13 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-17 23:11 [PATCH 00/19] xen: sched: assorted fixes and improvements to Credit2 Dario Faggioli
2016-06-17 23:11 ` [PATCH 01/19] xen: sched: leave CPUs doing tasklet work alone Dario Faggioli
2016-06-20 7:48 ` Jan Beulich
2016-07-07 10:11 ` Dario Faggioli
2016-06-21 16:17 ` anshul makkar
2016-07-06 15:41 ` George Dunlap
2016-07-07 10:25 ` Dario Faggioli
2016-06-17 23:11 ` [PATCH 02/19] xen: sched: make the 'tickled' perf counter clearer Dario Faggioli
2016-06-18 0:36 ` Meng Xu
2016-07-06 15:52 ` George Dunlap
2016-06-17 23:11 ` [PATCH 03/19] xen: credit2: insert and tickle don't need a cpu parameter Dario Faggioli
2016-06-21 16:41 ` anshul makkar
2016-07-06 15:59 ` George Dunlap
2016-06-17 23:11 ` [PATCH 04/19] xen: credit2: kill useless helper function choose_cpu Dario Faggioli
2016-07-06 16:02 ` George Dunlap
2016-07-07 10:26 ` Dario Faggioli
2016-06-17 23:11 ` [PATCH 05/19] xen: credit2: do not warn if calling burn_credits more than once Dario Faggioli
2016-07-06 16:05 ` George Dunlap
2016-06-17 23:12 ` [PATCH 06/19] xen: credit2: read NOW() with the proper runq lock held Dario Faggioli
2016-06-20 7:56 ` Jan Beulich
2016-07-06 16:10 ` George Dunlap
2016-07-07 10:28 ` Dario Faggioli
2016-06-17 23:12 ` [PATCH 07/19] xen: credit2: prevent load balancing to go mad if time goes backwards Dario Faggioli
2016-06-20 8:02 ` Jan Beulich
2016-07-06 16:21 ` George Dunlap
2016-07-07 7:29 ` Jan Beulich
2016-07-07 9:09 ` George Dunlap
2016-07-07 9:18 ` Jan Beulich
2016-07-07 10:53 ` Dario Faggioli
2016-06-17 23:12 ` [PATCH 08/19] xen: credit2: when tickling, check idle cpus first Dario Faggioli
2016-07-06 16:36 ` George Dunlap
2016-06-17 23:12 ` [PATCH 09/19] xen: credit2: avoid calling __update_svc_load() multiple times on the same vcpu Dario Faggioli
2016-07-06 16:40 ` George Dunlap
2016-06-17 23:12 ` [PATCH 10/19] xen: credit2: rework load tracking logic Dario Faggioli
2016-07-06 17:33 ` George Dunlap
2016-06-17 23:12 ` [PATCH 11/19] tools: tracing: adapt Credit2 load tracking events to new format Dario Faggioli
2016-06-21 9:27 ` Wei Liu
2016-06-17 23:12 ` [PATCH 12/19] xen: credit2: use non-atomic cpumask and bit operations Dario Faggioli
2016-07-07 9:45 ` George Dunlap
2016-06-17 23:12 ` [PATCH 13/19] xen: credit2: make the code less experimental Dario Faggioli
2016-06-20 8:13 ` Jan Beulich
2016-07-07 10:59 ` Dario Faggioli
2016-07-07 15:17 ` George Dunlap
2016-07-07 16:43 ` Dario Faggioli
2016-06-17 23:12 ` [PATCH 14/19] xen: credit2: add yet some more tracing Dario Faggioli
2016-06-20 8:15 ` Jan Beulich
2016-07-07 15:34 ` George Dunlap
2016-07-07 15:34 ` George Dunlap
2016-06-17 23:13 ` [PATCH 15/19] xen: credit2: only marshall trace point arguments if tracing enabled Dario Faggioli
2016-07-07 15:37 ` George Dunlap
2016-06-17 23:13 ` Dario Faggioli [this message]
2016-07-07 15:39 ` [PATCH 16/19] tools: tracing: deal with new Credit2 events George Dunlap
2016-06-17 23:13 ` [PATCH 17/19] xen: credit2: the private scheduler lock can be an rwlock Dario Faggioli
2016-07-07 16:00 ` George Dunlap
2016-06-17 23:13 ` [PATCH 18/19] xen: credit2: implement SMT support independent runq arrangement Dario Faggioli
2016-06-20 8:26 ` Jan Beulich
2016-06-20 10:38 ` Dario Faggioli
2016-06-27 15:20 ` anshul makkar
2016-07-12 13:40 ` George Dunlap
2016-06-17 23:13 ` [PATCH 19/19] xen: credit2: use cpumask_first instead of cpumask_any when choosing cpu Dario Faggioli
2016-06-20 8:30 ` Jan Beulich
2016-06-20 11:28 ` Dario Faggioli
2016-06-21 10:42 ` David Vrabel
2016-07-07 16:55 ` Dario Faggioli
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