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Excessive Wakeups

Ever since updating to Mavericks 10.9.2, I've been finding entries in my Console log concerning "Excessive Wakeups" Here is a sample:


************

3/1/14 9:28:07.000 AM kernel[0]: process EyeTV[95661] caught causing excessive wakeups. Observed wakeups rate (per sec): 7041; Maximum permitted wakeups rate (per sec): 150; Observation period: 300 seconds; Task lifetime number of wakeups: 73999


3/1/14 9:28:07.642 AM ReportCrash[95787]: Invoking spindump for pid=95661 wakeups_rate=7041 duration=7 because of excessive wakeups


3/1/14 9:28:09.050 AM spindump[95788]: Saved wakeups_resource.spin report for EyeTV version 3.6.5 (7310) (3.6.5 (7310)) to /Library/Logs/DiagnosticReports/EyeTV_2014-03-01-092809_Dans-iMac.wakeups_resou rce.spin

************'


This is not restricted to just EyeTV. There are numerous applications generating these entries. Each one then creates a Diagnostic report. I am getting hundreds of Diagnostic reports concerning "wakeups" and have finally started deleting them.


None of this seems to create any kind of problem - just an aggrivation.


Any idea what is going on here?

Intel iMac, 3.06 GHz Intel Core 2 Duo

Posted on Mar 2, 2014 3:28 PM

Reply
42 replies

May 9, 2014 2:00 AM in response to dsanfili

I get the spin-messages on my iMac i7 with Mavericks 10.9.2 too. On a daily basis with Fusion - every day once after resuming a Win 7 virtual machine. Some times Plex "hangs" too and the Zinio reader does always. I assume this massive wakeups are a bug in 10.9.2 - hopefully it will be fixed in 10.9.3. The Mac and the described programs are working besides of these waleups absolutely fine here and I dont notice any additional stall. Only the daily accumulation of the 25 KB message on the HD is a little annyoing.

May 11, 2014 2:04 AM in response to dsanfili

I had the same problem. I tried a much older EyeTV 3.3.3 and then I had very few (3 or 4 each day) of these spindumps caused by file:///.file/id=6571367.12367914/"... execssive wakeups ...". So I think Elgato goofed up with their updates somewhere.


I have late 2013 iMac running )SX 10.9.2 and the ancient (it's from 2010!) works fine. I sse little differences.

May 17, 2014 6:28 AM in response to macOS11

All I see are these 2 lines:

17-05-14 13:45:24,000 kernel[0]: process EyeTV[579] caught causing excessive wakeups. Observed wakeups rate (per sec): 1970; Maximum permitted wakeups rate (per sec): 150; Observation period: 300 seconds; Task lifetime number of wakeups: 12641595

17-05-14 13:45:27,497 spindump[1116]: Saved wakeups_resource.spin report for EyeTV version 3.6.5 (7310) (3.6.5 (7310)) to /Library/Logs/DiagnosticReports/EyeTV_2014-05-17-134527_iMac.wakeups_resource.s pin


and this report. How do I sent it whereto?



Date/Time: 2014-05-17 13:45:01 +0200

OS Version: 10.9.3 (Build 13D65)

Architecture: x86_64

Report Version: 18



Command: EyeTV

Path: /Applications/_EyeTV/EyeTV.app/Contents/MacOS/EyeTV

Version: 3.6.5 (7310) (3.6.5 (7310))

Parent: launchd [171]



PID: 579

Event: wakeups (microstackshots only)

Wakeups: 1970 wakeups per second for 23 seconds

Duration: 23.00s

Steps: 24



Hardware model: Macmini6,2

Active cpus: 8

Fan speed: 1804 rpm





Powerstats for: EyeTV [579]

Start time: 2014-05-17 13:45:02 +0200

End time: 2014-05-17 13:45:24 +0200

Parent: launchd

Microstackshots: 24 samples (100%)

Primary state: 14 samples Frontmost App, Non-Background Priority, Kernel mode

User Activity: 0 samples Idle, 24 samples Active

Power Source: 0 samples on Battery, 24 samples on AC

20 thread_start + 34 (libsystem_pthread.dylib) [0x9afe1cf2]

20 _pthread_start + 130 (libsystem_pthread.dylib) [0x9afdc485]

20 _pthread_body + 144 (libsystem_pthread.dylib) [0x9afdc5fb]

9 ??? (EyeTV + 1137954) [0x116d22]

..........................................

.........................................

May 21, 2014 4:15 PM in response to ssls6

I am having the same problem (lots of times) with my MBP 15 2,3GHz i7 with 8GB and SSD disk. It simply hang with no apparent reason.


It´s very strange and I can´t understand why! Looking for a crash repot, I found this log line


21/5/14 17:10:03,330 ReportCrash[541]: Invoking spindump for pid=401 wakeups_rate=183 duration=246 because of excessive wakeups


I couldn´t find a reason but it seems that a lot of people complain about this problem!

Jun 23, 2014 3:42 PM in response to dsanfili

I have the same issue as well. I have also noticed that when I open the lid on my laptop that it takes a VERY long time respectively to connect to my preferred WiFi network - sometimes it will never connect and I have to do it manually. Also my internet connection is very slow, and possible unrelated my magic mouse connection keeps bouncing. My wife has the same Mac Air and doesn't have this issue. We both have Mac Air 1.7GHz I5's with OS X 10.9.3.


I get the following in my dmesg log history from a number of applications. Below is from the log.


process Microsoft Lync[468] caught causing excessive wakeups. Observed wakeups rate (per sec): 249; Maximum permitted wakeups rate (per sec): 150; Observation period: 300 seconds; Task lifetime number of wakeups: 3017822


process WindowServer[94] caught causing excessive wakeups. Observed wakeups rate (per sec): 191; Maximum permitted wakeups rate (per sec): 150; Observation period: 300 seconds; Task lifetime number of wakeups: 643945


process firefox[1251] caught causing excessive wakeups. Observed wakeups rate (per sec): 187; Maximum permitted wakeups rate (per sec): 150; Observation period: 300 seconds; Task lifetime number of wakeups: 159919


And lot's of these in the kernel log:

Jun 22 22:56:16 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jun 22 23:57:00 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jun 23 00:57:44 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jun 23 01:58:33 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jun 23 02:59:23 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jun 23 04:00:07 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jun 23 05:00:51 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jun 23 06:01:35 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jun 23 07:02:19 Lloyds-MacBook-Air kernel[0] <Debug>: Wake reason: RTC (Alarm)

Jul 1, 2014 8:36 AM in response to dsanfili

I have a similar problem when restarting. Each time about minute in I get the spinning beach ball for about 30 to 45 seconds. Console gives me the following info closest to the time the freeze begins:


7/1/14 11:28:44.000 AM kernel[0]: process VShieldScanManag[117] caught causing excessive wakeups. Observed wakeups rate (per sec): 393; Maximum permitted wakeups rate (per sec): 150; Observation period: 300 seconds; Task lifetime number of wakeups: 45983


It's more of an annoyance than a problem, but I hope it gets resolved in a future update.

Excessive Wakeups

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