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When RRDtool fails to initialize, DSStats generates lots of warnings  #2612

@whsir

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@whsir

lnmp

Current PHP version
php7.2.16

cacti.log

2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[847]:feof(), CactiErrorHandler())
2019/04/04 11:42:08 - CMDPHP PHP ERROR WARNING Backtrace: (/poller_dsstats.php[190]:dsstats_get_and_store_ds_avgpeak_values(), /lib/dsstats.php[86]:dsstats_obtain_data_source_avgpeak_values(), /lib/dsstats.php[193]:dsstats_rrdtool_execute(), /lib/dsstats.php[848]:fgets(), CactiErrorHandler())
2019/04/04 11:42:08 - ERROR PHP WARNING: fgets() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 848
2019/04/04 11:42:08 - ERROR PHP WARNING: feof() expects parameter 1 to be resource, null given in file: /data/www/cacti/lib/dsstats.php on line: 847

I don't know how,It's very much

even root

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