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SubjectRe: 2.6.27-rc6: nohz + s2ram = need to press keys to get progress
On Mon 2008-09-15 07:08:01, Thomas Gleixner wrote:
> On Mon, 15 Sep 2008, Pavel Machek wrote:
> > >
> > > Hmm. Can you please provide the output of /proc/timer_list when the
> > > system is in that "sleepy" state.
>
> Any chance to get that output ?

Yep ;-).

> > -rc5 seems to work ok... is there some patch I should try to revert
> > first?
>
> The relevant 9 changes are from:
>
> 7c1e76897492d92b6a1c2d6892494d39ded9680c

I did

cg-seek 7c1e76897492d92b6a1c2d6892494d39ded9680c

...and resulting kernel seems to work okay.

> to
>
> 72d43d9bc9210d24d09202eaf219eac09e17b339

cg-seek here, and problem is back. Good. I can get the
/proc/timer_list ;-)... attached.
Pavel


--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
Timer List Version: v0.3
HRTIMER_MAX_CLOCK_BASES: 2
now at 78679262236 nsecs

cpu: 0
clock 0:
.index: 0
.resolution: 4000250 nsecs
.get_time: ktime_get_real
active timers:
clock 1:
.index: 1
.resolution: 4000250 nsecs
.get_time: ktime_get
active timers:
#0: <f5d67eb8>, it_real_fn, S:01, do_setitimer, rpc.nfsd/1488
# expires at 79800076403 nsecs [in 1120814167 nsecs]
#1: <f5d67eb8>, it_real_fn, S:01, do_setitimer, rpc.mountd/1486
# expires at 79800101756 nsecs [in 1120839520 nsecs]
#2: <f5d67eb8>, it_real_fn, S:01, do_setitimer, syslogd/1446
# expires at 106836398898 nsecs [in 28157136662 nsecs]
#3: <f5d67eb8>, it_real_fn, S:01, do_setitimer, qmgr/1603
# expires at 389997707387 nsecs [in 311318445151 nsecs]
#4: <f5d67eb8>, it_real_fn, S:01, do_setitimer, pickup/1602
# expires at 411025536414 nsecs [in 332346274178 nsecs]
#5: <f5d67eb8>, it_real_fn, S:01, do_setitimer, master/1601
# expires at 411025663664 nsecs [in 332346401428 nsecs]
#6: <f5d67eb8>, it_real_fn, S:01, do_setitimer, mutt/1627
# expires at 949848265489 nsecs [in 871169003253 nsecs]
#7: <f5d67eb8>, it_real_fn, S:01, do_setitimer, smtp/1606
# expires at 6056997804606 nsecs [in 5978318542370 nsecs]
#8: <f5d67eb8>, it_real_fn, S:01, do_setitimer, bounce/1638
# expires at 6056997871724 nsecs [in 5978318609488 nsecs]
.nohz_mode : 1
.idle_tick : 78676896750 nsecs
.tick_stopped : 1
.idle_jiffies : 4294911965
.idle_calls : 10530
.idle_sleeps : 4823
.idle_entrytime : 78676079360 nsecs
.idle_waketime : 78676019925 nsecs
.idle_exittime : 78676052541 nsecs
.idle_sleeptime : 72788008686 nsecs
.last_jiffies : 4294911965
.next_jiffies : 4294911988
.idle_expires : 78768000000 nsecs
jiffies: 4294911965

cpu: 1
clock 0:
.index: 0
.resolution: 4000250 nsecs
.get_time: ktime_get_real
active timers:
clock 1:
.index: 1
.resolution: 4000250 nsecs
.get_time: ktime_get
active timers:
.nohz_mode : 1
.idle_tick : 78543351750 nsecs
.tick_stopped : 0
.idle_jiffies : 4294911931
.idle_calls : 7365
.idle_sleeps : 1350
.idle_entrytime : 78540354359 nsecs
.idle_waketime : 76836307895 nsecs
.idle_exittime : 78676087671 nsecs
.idle_sleeptime : 77463218593 nsecs
.last_jiffies : 4294911931
.next_jiffies : 2431226
.idle_expires : 10024904000000 nsecs
jiffies: 4294911965


Tick Device: mode: 1
Clock Event Device: hpet
max_delta_ns: 2147483647
min_delta_ns: 5000
mult: 61496114
shift: 32
mode: 3
next_event: 26228000000 nsecs
set_next_event: hpet_legacy_next_event
set_mode: hpet_legacy_set_mode
event_handler: tick_handle_oneshot_broadcast
tick_broadcast_mask: 00000003
tick_broadcast_oneshot_mask: 00000000


Tick Device: mode: 1
Clock Event Device: lapic
max_delta_ns: 807384766
min_delta_ns: 1443
mult: 44624068
shift: 32
mode: 3
next_event: 78680897000 nsecs
set_next_event: lapic_next_event
set_mode: lapic_timer_setup
event_handler: tick_nohz_handler

Tick Device: mode: 1
Clock Event Device: lapic
max_delta_ns: 807384766
min_delta_ns: 1443
mult: 44624068
shift: 32
mode: 3
next_event: 78683360500 nsecs
set_next_event: lapic_next_event
set_mode: lapic_timer_setup
event_handler: tick_nohz_handler

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