From mboxrd@z Thu Jan 1 00:00:00 1970 From: George Dunlap Subject: Re: [PATCH v2 14/16] xenalyze: handle Credit2 scheduler events Date: Thu, 18 Feb 2016 15:17:35 +0000 Message-ID: <56C5E08F.7070304@citrix.com> References: <20160216180550.27876.22680.stgit@Solace.station> <20160216181310.27876.36504.stgit@Solace.station> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1aWQKr-0000CU-Hr for xen-devel@lists.xenproject.org; Thu, 18 Feb 2016 15:17:41 +0000 In-Reply-To: <20160216181310.27876.36504.stgit@Solace.station> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Dario Faggioli , xen-devel@lists.xenproject.org Cc: Olaf Hering , Wei Liu , Ian Campbell , George Dunlap , Ian Jackson List-Id: xen-devel@lists.xenproject.org On 16/02/16 18:13, Dario Faggioli wrote: > so the trace will show properly decoded info, > rather than just a bunch of hex codes. > > Signed-off-by: Dario Faggioli > Reviewed-by: Konrad Rzeszutek Wilk Acked-by: George Dunlap > --- > Cc: George Dunlap > Cc: Ian Jackson > Cc: Ian Campbell > Cc: Wei Liu > Cc: Olaf Hering > Cc: Konrad Rzeszutek Wilk > --- > Changes from v1: > * '} * r =' turned into '} *r =', as requested > during review. > --- > tools/xentrace/xenalyze.c | 101 +++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 101 insertions(+) > > diff --git a/tools/xentrace/xenalyze.c b/tools/xentrace/xenalyze.c > index 4ab2dba..8f97f3a 100644 > --- a/tools/xentrace/xenalyze.c > +++ b/tools/xentrace/xenalyze.c > @@ -7727,6 +7727,107 @@ void sched_process(struct pcpu_info *p) > ri->dump_header, r->cpu); > } > break; > + /* 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) { > + struct { > + unsigned int vcpuid:16, domid:16, pos; > + } *r = (typeof(r))ri->d; > + > + printf(" %s csched2:runq_insert d%uv%u, position %u\n", > + ri->dump_header, r->domid, r->vcpuid, r->pos); > + } > + break; > + case TRC_SCHED_CLASS_EVT(CSCHED2, 3): /* CREDIT_BURN */ > + if(opt.dump_all) { > + struct { > + unsigned int vcpuid:16, domid:16, credit; > + int delta; > + } *r = (typeof(r))ri->d; > + > + printf(" %s csched2:burn_credits d%uv%u, credit = %u, delta = %d\n", > + ri->dump_header, r->domid, r->vcpuid, > + r->credit, r->delta); > + } > + break; > + case TRC_SCHED_CLASS_EVT(CSCHED2, 5): /* TICKLE_CHECK */ > + if(opt.dump_all) { > + struct { > + unsigned int vcpuid:16, domid:16; > + unsigned int credit; > + } *r = (typeof(r))ri->d; > + > + printf(" %s csched2:tickle_check d%uv%u, credit = %u\n", > + ri->dump_header, r->domid, r->vcpuid, r->credit); > + } > + break; > + case TRC_SCHED_CLASS_EVT(CSCHED2, 6): /* TICKLE */ > + if(opt.dump_all) { > + struct { > + unsigned int cpu:16; > + } *r = (typeof(r))ri->d; > + > + printf(" %s csched2:runq_tickle cpu %u\n", > + ri->dump_header, r->cpu); > + } > + break; > + case TRC_SCHED_CLASS_EVT(CSCHED2, 7): /* CREDIT_RESET */ > + if(opt.dump_all) { > + struct { > + unsigned int vcpuid:16, domid:16; > + unsigned int credit_start, credit_end; > + unsigned int multiplier; > + } *r = (typeof(r))ri->d; > + > + printf(" %s csched2:reset_credits d%uv%u, " > + "credit_start = %u, credit_end = %u, mult = %u\n", > + ri->dump_header, r->domid, r->vcpuid, > + r->credit_start, r->credit_end, r->multiplier); > + } > + break; > + case TRC_SCHED_CLASS_EVT(CSCHED2, 8): /* SCHED_TASKLET */ > + if(opt.dump_all) > + printf(" %s csched2:sched_tasklet\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; > + } *r = (typeof(r))ri->d; > + > + printf(" %s csched2:runq_assign d%uv%u on rq# %u\n", > + ri->dump_header, r->domid, r->vcpuid, r->rqi); > + } > + break; > + case TRC_SCHED_CLASS_EVT(CSCHED2, 11): /* UPDATE_VCPU_LOAD */ > + if(opt.dump_all) { > + struct { > + unsigned int vcpuid:16, domid:16; > + unsigned int avgload; > + } *r = (typeof(r))ri->d; > + > + printf(" %s csched2:update_vcpu_load d%uv%u, avg_load = %u\n", > + ri->dump_header, r->domid, r->vcpuid, r->avgload); > + } > + break; > + case TRC_SCHED_CLASS_EVT(CSCHED2, 12): /* UPDATE_RUNQ_LOAD */ > + if(opt.dump_all) { > + struct { > + unsigned int rq_load:4, rq_avgload:28; > + unsigned int rq_id:4, b_avgload:28; > + } *r = (typeof(r))ri->d; > + > + printf(" %s csched2:update_rq_load rq# %u, load = %u, " > + "avgload = %u, b_avgload = %u\n", > + ri->dump_header, r->rq_id, r->rq_load, > + r->rq_avgload, r->b_avgload); > + } > + break; > default: > process_generic(ri); > } >