Welcome to MilkyWay@home

Posts by Raistmer*

21) Message boards : Number crunching : Boinc Client for Android (Message 54888)
Posted 25 Jun 2012 by Raistmer*
Post:
Updated to 0.3.9.9.1 and latest client, enabled "run always when plugged", will see what it give.

But with latest client it still doesn't ask for work on MW project. Is it possible to do something with this besides detach/attach after each finished task?
22) Message boards : Number crunching : Boinc Client for Android (Message 54877)
Posted 24 Jun 2012 by Raistmer*
Post:
And another autostart-related problem:
today I ran many games on that device for child. After gaming session I discovered that NativeBOINC doesn't run. Looks like it's Android feature - to silently kill background apps if there is memory shortage. Maybe it's possible to detect such kill and do restart when free memory amount increase? Or, as another possibility, maybe to add another option "lock app in memory" ? AFAIK Cyanogen mod offers "locking" some of own interface in memory so maybe it's possible for other apps too?
23) Message boards : Number crunching : Boinc Client for Android (Message 54876)
Posted 24 Jun 2012 by Raistmer*
Post:
Did "update binaries" - no updates so I'm on latest perhaps. Will see if suspend/resum appear again.
But MW still refuses to ask for work :(
Only WUprops working....
24) Message boards : Number crunching : Boinc Client for Android (Message 54874)
Posted 24 Jun 2012 by Raistmer*
Post:
Thank you Raistmer. Suspending/resuming mechanism should work properly when battery level will be proper. Probably, you have device with buggy (or incomplaint) battery level. I can prepare workaround for you device. Can you explain what accurately happen when you plug or unplug your device? Please write whether BOINC client can detect your battery (simply look at messages: should be written '[battery detect] I found directory ...').

PS: please update boinc client, I published new version (with fixes for resuming/suspending).

1) Being plugged device shows full battery level with lightning sign. But sometimes I notice very short period when icon changed to greyed with question mark. I think it's very same time when BOINC do suspend/resume. So yes, perhaps something wrong with device battery level measurement as whole, BOINC just reflects it.
2) When I remove adaptor battery level remains maxed then gradually discharges. I saw no suspend/resume so far being battery-powered (except case when battery almost discharged of course). So, issue connected with adaptor plugged.
3) Yes, device detects battery properly. Used "dump to SD card" feature, here full startup log on that device:


25-Jun-2012 02:10:35 [---] Starting BOINC client version 6.12.38 for arm-android-linux-gnu
25-Jun-2012 02:10:35 [---] log flags: file_xfer, sched_ops, task
25-Jun-2012 02:10:35 [---] Libraries: libcurl/7.21.4 OpenSSL/1.0.0d zlib/1.2.5.2-motley
25-Jun-2012 02:10:35 [---] Data directory: /data/data/sk.boinc.nativeboinc/files/boinc
25-Jun-2012 02:10:35 [---] Processor: 2 ARM ARMv7 Processor rev 0 (v7l) @1400MHz
25-Jun-2012 02:10:35 [---] Processor features: swp half thumb fastmult vfp edsp thumbee vfpv3 vfpv3d16
25-Jun-2012 02:10:35 [---] OS: Android: 2.6.32.48-cyanogenmod
25-Jun-2012 02:10:35 [---] Memory: 436.29 MB physical, 0 bytes virtual
25-Jun-2012 02:10:35 [---] Disk: 1.84 GB total, 1.40 GB free
25-Jun-2012 02:10:35 [---] Local time is UTC +4 hours
25-Jun-2012 02:10:35 [---] No usable GPUs found
25-Jun-2012 02:10:35 [Milkyway@Home] Found app_info.xml; using anonymous platform
25-Jun-2012 02:10:35 [WUProp@Home] Found app_info.xml; using anonymous platform
25-Jun-2012 02:10:35 [Milkyway@Home] URL http://milkyway.cs.rpi.edu/milkyway/; Computer ID 453024; resource share 100
25-Jun-2012 02:10:35 [WUProp@Home] URL http://wuprop.boinc-af.org/; Computer ID 36652; resource share 100
25-Jun-2012 02:10:35 [WUProp@Home] General prefs: from WUProp@Home (last modified 06-Jun-2012 01:07:45)
25-Jun-2012 02:10:35 [WUProp@Home] Host location: none
25-Jun-2012 02:10:35 [WUProp@Home] General prefs: using your defaults
25-Jun-2012 02:10:35 [---] Reading preferences override file
25-Jun-2012 02:10:35 [---] Preferences:
25-Jun-2012 02:10:35 [---] max memory usage when active: 218.14MB
25-Jun-2012 02:10:35 [---] max memory usage when idle: 392.66MB
25-Jun-2012 02:10:35 [---] max disk usage: 1.40GB
25-Jun-2012 02:10:35 [---] (to change preferences, visit the web site of an attached project, or select Preferences in the Manager)
25-Jun-2012 02:10:35 [---] Not using a proxy
25-Jun-2012 02:10:35 [---] [battery detect] I found directory:/sys/class/power_supply/battery

25-Jun-2012 02:10:35 [WUProp@Home] Restarting task wu_v3_1340211602_128869_0 using data_collect_v3 version 334
25-Jun-2012 02:10:35 [WUProp@Home] Sending scheduler request: Requested by project.
25-Jun-2012 02:10:35 [WUProp@Home] Not reporting or requesting tasks
25-Jun-2012 02:10:35 [---] Authorize monitor access
25-Jun-2012 02:10:36 [WUProp@Home] Scheduler request completed

Will update to new version soon.
25) Message boards : Number crunching : Boinc Client for Android (Message 54867)
Posted 24 Jun 2012 by Raistmer*
Post:
Ok. new version available. Autostart has been added. BOINC client prevents discharging when device is plugged by suspending when battery level is low. Sometime frequently suspends/resumes can be observed when battery level is close to low level.

I tested autostart - works great, thanks a lot!
About battery - I'm afraid it's not the case. Being unplugged device shows full battery meter, so it's not near full discharge. Will monitor this issue further.

And another issue: NativeBOINC doesn't request new work for MilkyWay@home project

Updated to latest NativeBOINC both manager and client, issue still here:
On first attach to project app was successfully downloaded and 2 tasks were started. They finally finished OK, both uploaded, reported and ultimately validated. So, host has positive RAC and no failures. Nevertheless NativeBOINC never initiates work fetch for MW now. Another attached project, WUprops, connect with its server often and asks for work regularly.
Attempt to manual update MW results in "not reporting or asking work" request. That is, problem with work fetch on client side - MW project never recives work fetch request from client.
host id: http://milkyway.cs.rpi.edu/milkyway/show_host_detail.php?hostid=453024
26) Message boards : Number crunching : Boinc Client for Android (Message 54858)
Posted 23 Jun 2012 by Raistmer*
Post:
From the other side, G-Tablet finally completed its 2 tasks:

http://milkyway.cs.rpi.edu/milkyway/results.php?hostid=453024

It took much longer then one can infere from listed elapsed time. App hung many times w/o any progress, was restarted really huge number of times... and finally finished OK in this case.

I noticed regular suspend computations/resume computations based on battery status. But device was always on plug, battery 100% actually.
I think NativeBOINC should refuse to do suspend in case that it doesnt' see gradual battery discharge and prev readings show high battery level.
27) Message boards : Number crunching : Boinc Client for Android (Message 54857)
Posted 23 Jun 2012 by Raistmer*
Post:
No lack with this project on Android still:

<core_client_version>6.12.38</core_client_version>
<![CDATA[
<message>
process exited with code 1 (0x1, -255)
</message>
<stderr_txt>
<search_application> milkyway_separation 1.00 Linux ARM double </search_application>
Unrecognized XML in project preferences: nvidia_block_amount
Skipping: 128
Skipping: /nvidia_block_amount
<search_application> milkyway_separation 1.00 Linux ARM double </search_application>
Unrecognized XML in project preferences: nvidia_block_amount
Skipping: 128
Skipping: /nvidia_block_amount
<search_application> milkyway_separation 1.00 Linux ARM double </search_application>
Unrecognized XML in project preferences: nvidia_block_amount
Skipping: 128
Skipping: /nvidia_block_amount
suspend activities
resume activities
Integral 0 time = 132202.246668 s
Failed to calculate integral 0
Failed to calculate likelihood
<background_integral> NaN </background_integral>
<stream_integral> NaN NaN </stream_integral>
<background_likelihood> NaN </background_likelihood>
<stream_only_likelihood> NaN NaN </stream_only_likelihood>
<search_likelihood> NaN </search_likelihood>
17:46:13 (14035): called boinc_finish

</stderr_txt>
]]>

Before erroring computation stopped for days, was restarted many times from ~54%
28) Message boards : Number crunching : Boinc Client for Android (Message 54817)
Posted 18 Jun 2012 by Raistmer*
Post:
Working on G-Tablet too now.
But there is big drawback still - no auto start when device switched on and booted. I have manually launch NativeBOINC first then manually launch client for it. Too much manual work not to forget to do it at each device startup.
Any suggestions how to automate it?
29) Message boards : Number crunching : Boinc Client for Android (Message 54813)
Posted 18 Jun 2012 by Raistmer*
Post:
Updated. Now MW working on Galaxy mini. Will see if it can finish before deadlne.
30) Message boards : Number crunching : Boinc Client for Android (Message 54744)
Posted 10 Jun 2012 by Raistmer*
Post:
This error repeated on another similar device too.Attaching after changing from 2to1 CPU doesn't't help. How to run MW under Android?
31) Message boards : Number crunching : Boinc Client for Android (Message 54676)
Posted 5 Jun 2012 by Raistmer*
Post:
Installed NativeBOINC with MW on ViewSonic G-Tablet.
Got:

<core_client_version>6.12.38</core_client_version>
<![CDATA[
<message>
process exited with code 26 (0x1a, -230)
</message>
<stderr_txt>
execv: Text file busy

</stderr_txt>
]]>

And both downloaded tasks failed.
Anyone saw such error and what suggestions would be how to avoid it ?
32) Message boards : Cafe MilkyWay : What are YOU listening to!? (Message 44985)
Posted 13 Dec 2010 by Raistmer*
Post:
TIAMAT-Undressed
33) Message boards : Number crunching : Strange task state (Message 43791)
Posted 12 Nov 2010 by Raistmer*
Post:
Thanks for explanation.
34) Message boards : Number crunching : Strange task state (Message 43783)
Posted 12 Nov 2010 by Raistmer*
Post:
even if they describe state of the same task?
35) Message boards : Number crunching : Strange task state (Message 43763)
Posted 12 Nov 2010 by Raistmer*
Post:
243196271 230354 11 Nov 2010 16:43:13 UTC 11 Nov 2010 17:25:14 UTC Completed, validation inconclusive 198.19 5.81 0.03 pending MilkyWay@Home v0.23 (ati13ati)
243231985 52171 11 Nov 2010 17:28:27 UTC 11 Nov 2010 20:14:38 UTC Completed, waiting for validation 378.63 125.23 0.85 pending Anonymous platform

Is it normal for MW ?
36) Message boards : Cafe MilkyWay : What are YOU listening to!? (Message 42473)
Posted 30 Sep 2010 by Raistmer*
Post:
TIAMAT-Cain
37) Message boards : Cafe MilkyWay : What are YOU listening to!? (Message 42243)
Posted 19 Sep 2010 by Raistmer*
Post:
Moonspell-Alma Mater
38) Message boards : Cafe MilkyWay : What are YOU listening to!? (Message 42234)
Posted 18 Sep 2010 by Raistmer*
Post:
Lacrimosa - Malina
39) Message boards : Number crunching : Can MW ATI app run on CPU exclusively? (Message 40581)
Posted 22 Jun 2010 by Raistmer*
Post:
Thanks! I came to same conclusion eventually and advised him to continue w/o app_info at all. He should get 0.23 ATI app from server that way...
BTW, what GPU mem usage estimate for 0.23 ATI app now?
40) Message boards : Number crunching : Can MW ATI app run on CPU exclusively? (Message 40575)
Posted 22 Jun 2010 by Raistmer*
Post:
Please, look at this picture. It shows 4 MW ATI app running in task manager while only 1 MW task running on GPU as BOINC thinks. It shows other MW tasks running on CPU only! This causes out of memory state for ATI AP app running on secondary GPU on that host.
Any ideas how it could be and what could be wrong in MW setup there ?




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