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statistics: improved robustness against blocking of FHEM

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git-svn-id: https://svn.fhem.de/fhem/trunk@11078 2b470e98-0d58-463d-a4d8-8e2adae1ed80
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grompo 2016-03-17 17:25:17 +00:00
parent f8e20ec41a
commit d5f8e5c098
1 changed files with 16 additions and 7 deletions
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19
fhem/FHEM/98_statistics.pm
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@ -166,7 +166,7 @@ sub statistics_Define($$)
RemoveInternalTimer($hash); RemoveInternalTimer($hash);
InternalTimer( gettimeofday() + 11, "statistics_PeriodChange", $hash, 0); InternalTimer( gettimeofday() + 11, "statistics_PeriodChange", $hash, 0);
$hash->{fhem}{nextPeriodChangeTime} = gettimeofday() + 11;
return undef; return undef;
} }
@ -289,6 +289,9 @@ sub statistics_PeriodChange($)
my $name = $hash->{NAME}; my $name = $hash->{NAME};
my $dummy; my $dummy;
my $val; my $val;
my $curPeriodChangeTime = $hash->{fhem}{nextPeriodChangeTime};
$curPeriodChangeTime = gettimeofday() unless defined $curPeriodChangeTime;
my $periodChangePreset = AttrVal($name, "periodChangePreset", 5); my $periodChangePreset = AttrVal($name, "periodChangePreset", 5);
my $isDayChange = ( ReadingsVal($name, "nextPeriodChangeCalc", "") =~ /Day Change/ ); my $isDayChange = ( ReadingsVal($name, "nextPeriodChangeCalc", "") =~ /Day Change/ );
@ -313,7 +316,10 @@ sub statistics_PeriodChange($)
} }
$val = strftime ("%Y-%m-%d %H:%M:%S", localtime($periodEndTime)) . $val; $val = strftime ("%Y-%m-%d %H:%M:%S", localtime($periodEndTime)) . $val;
InternalTimer( $periodEndTime, "statistics_PeriodChange", $hash, 1); InternalTimer( $periodEndTime, "statistics_PeriodChange", $hash, 1);
readingsSingleUpdate($hash, "nextPeriodChangeCalc", $val, 0); readingsSingleUpdate($hash, "nextPeriodChangeCalc", $val, 0);
$hash->{fhem}{nextPeriodChangeTime} = $periodEndTime;
statistics_Log $hash, 4, "Next period change will be calculated at $val"; statistics_Log $hash, 4, "Next period change will be calculated at $val";
return if( AttrVal($name, "disable", 0 ) == 1 ); return if( AttrVal($name, "disable", 0 ) == 1 );
@ -332,12 +338,15 @@ sub statistics_PeriodChange($)
if ($isDayChange) { if ($isDayChange) {
statistics_Log $hash, 4, "Calculating day change"; statistics_Log $hash, 4, "Calculating day change";
($dummy, $dummy, $hourLast, $dayLast, $monthLast, $yearLast) = localtime (gettimeofday() - $dayChangeDelay + $periodChangePreset - 59); # get time values for 50 seconds before a new day
($dummy, $dummy, $hourLast, $dayLast, $monthLast, $yearLast) = localtime ($curPeriodChangeTime - $dayChangeDelay + $periodChangePreset - 59);
# get time values for next day
($dummy, $dummy, $hourNow, $dayNow, $monthNow, $yearNow) = localtime (gettimeofday() + $periodChangePreset); ($dummy, $dummy, $hourNow, $dayNow, $monthNow, $yearNow) = localtime (gettimeofday() + $periodChangePreset);
$periodSwitch = -2;
if ($yearNow != $yearLast) { $periodSwitch = -4; } if ($yearNow != $yearLast) { $periodSwitch = -4; }
elsif ($monthNow != $monthLast) { $periodSwitch = -3; } elsif ($monthNow != $monthLast) { $periodSwitch = -3; }
elsif ($dayNow != $dayLast) { $periodSwitch = -2; } # Positiv Value if periode changes at full hour
if ($dayChangeDelay % 3600 == 0) { $periodSwitch = abs($periodSwitch); } $periodSwitch = abs($periodSwitch) if $dayChangeDelay % 3600 == 0;
} else { } else {
($dummy, $dummy, $hourLast, $dummy, $dummy, $dummy) = localtime (gettimeofday()); ($dummy, $dummy, $hourLast, $dummy, $dummy, $dummy) = localtime (gettimeofday());
($dummy, $dummy, $hourNow, $dummy, $dummy, $dummy) = localtime (gettimeofday() + $periodChangePreset); ($dummy, $dummy, $hourNow, $dummy, $dummy, $dummy) = localtime (gettimeofday() + $periodChangePreset);
@ -1216,7 +1225,7 @@ sub statistics_UpdateDevReading($$$$)
</li><br> </li><br>
<li><code>periodChangePreset &lt;seconds&gt;</code> <li><code>periodChangePreset &lt;seconds&gt;</code>
<br> <br>
Preponed start of the calculation of periodical data. Default is 5 seconds before each full hour. Preponed start of the calculation of periodical data. Default is 5 second before each full hour.
<br> <br>
Allows thus the correct timely assignment within plots. Should be adapted to the CPU speed or load of the server. Allows thus the correct timely assignment within plots. Should be adapted to the CPU speed or load of the server.
<br> <br>