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Bulk update and insert using Meteor method call in loop making high cpu usage


Meteor's subscription and sync are slowHow efficient can Meteor be while sharing a huge collection among many clients?how best to 'tail -f' a large collection in mongo through meteor?Meteor collection Method calls waiting, or how to implement batch DB operation efficientlyMeteor collection insert not updating on clientCrud operations on client only collection in meteorMeteor Method Insert into collection when collection.find().count() === 0insert new doc via autoform hooks call meteor methodWhy is Meteor using so much bandwidth? Is it Houston Admin Subscriptions?Meteor call/methods only triggers once?Meteor long computation time on MongoDB insert/update






.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty height:90px;width:728px;box-sizing:border-box;








0















My application is on METEOR@1.6.0.1 and I am using  reywood:publish-compositematb33:collection-hooks  for db relations.



I need to insert a list of 400 people into collection from excel file, for it currently i am inserting from client using Meteor method inside loop but when i see on galaxy during this CPU usage is very high 70-80% or some time 100%.



Once all data inserted, i need to send a mail and update the record so i am sending mail and update using Meteor method call one by one that again making CPU 70-80%.



How i can do above task in correct and efficient way. Please help.



Thanks.










share|improve this question






















  • Can you please show the code that relates to your description?

    – Jankapunkt
    Mar 2 at 20:22











  • Possible duplicate of Meteor's subscription and sync are slow

    – Christian Fritz
    Mar 3 at 0:36











  • See stackoverflow.com/a/19599027/1087119.

    – Christian Fritz
    Mar 3 at 0:36

















0















My application is on METEOR@1.6.0.1 and I am using  reywood:publish-compositematb33:collection-hooks  for db relations.



I need to insert a list of 400 people into collection from excel file, for it currently i am inserting from client using Meteor method inside loop but when i see on galaxy during this CPU usage is very high 70-80% or some time 100%.



Once all data inserted, i need to send a mail and update the record so i am sending mail and update using Meteor method call one by one that again making CPU 70-80%.



How i can do above task in correct and efficient way. Please help.



Thanks.










share|improve this question






















  • Can you please show the code that relates to your description?

    – Jankapunkt
    Mar 2 at 20:22











  • Possible duplicate of Meteor's subscription and sync are slow

    – Christian Fritz
    Mar 3 at 0:36











  • See stackoverflow.com/a/19599027/1087119.

    – Christian Fritz
    Mar 3 at 0:36













0












0








0








My application is on METEOR@1.6.0.1 and I am using  reywood:publish-compositematb33:collection-hooks  for db relations.



I need to insert a list of 400 people into collection from excel file, for it currently i am inserting from client using Meteor method inside loop but when i see on galaxy during this CPU usage is very high 70-80% or some time 100%.



Once all data inserted, i need to send a mail and update the record so i am sending mail and update using Meteor method call one by one that again making CPU 70-80%.



How i can do above task in correct and efficient way. Please help.



Thanks.










share|improve this question














My application is on METEOR@1.6.0.1 and I am using  reywood:publish-compositematb33:collection-hooks  for db relations.



I need to insert a list of 400 people into collection from excel file, for it currently i am inserting from client using Meteor method inside loop but when i see on galaxy during this CPU usage is very high 70-80% or some time 100%.



Once all data inserted, i need to send a mail and update the record so i am sending mail and update using Meteor method call one by one that again making CPU 70-80%.



How i can do above task in correct and efficient way. Please help.



Thanks.







mongodb meteor meteor-blaze meteor-publications meteor-galaxy






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Mar 2 at 12:37









AmitAmit

246




246












  • Can you please show the code that relates to your description?

    – Jankapunkt
    Mar 2 at 20:22











  • Possible duplicate of Meteor's subscription and sync are slow

    – Christian Fritz
    Mar 3 at 0:36











  • See stackoverflow.com/a/19599027/1087119.

    – Christian Fritz
    Mar 3 at 0:36

















  • Can you please show the code that relates to your description?

    – Jankapunkt
    Mar 2 at 20:22











  • Possible duplicate of Meteor's subscription and sync are slow

    – Christian Fritz
    Mar 3 at 0:36











  • See stackoverflow.com/a/19599027/1087119.

    – Christian Fritz
    Mar 3 at 0:36
















Can you please show the code that relates to your description?

– Jankapunkt
Mar 2 at 20:22





Can you please show the code that relates to your description?

– Jankapunkt
Mar 2 at 20:22













Possible duplicate of Meteor's subscription and sync are slow

– Christian Fritz
Mar 3 at 0:36





Possible duplicate of Meteor's subscription and sync are slow

– Christian Fritz
Mar 3 at 0:36













See stackoverflow.com/a/19599027/1087119.

– Christian Fritz
Mar 3 at 0:36





See stackoverflow.com/a/19599027/1087119.

– Christian Fritz
Mar 3 at 0:36












1 Answer
1






active

oldest

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0














I suspect that you are not using oplog tailing and you are trying to insert when some other part of your app has subscriptions to publications open. Without this meteor polls the collections and generates lots of slow queries at each document insert.



You can enable it by passing an url to meteor at startup. See https://docs.meteor.com/environment-variables.html#MONGO-OPLOG-URL for more info.



Having oplog tailing eases the strain on the server and should reduce the high cpu usage to a manageable level.



If you are still having issues then you may have to set up some tracing e.g. monti-apm https://docs.montiapm.com/introduction






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    0














    I suspect that you are not using oplog tailing and you are trying to insert when some other part of your app has subscriptions to publications open. Without this meteor polls the collections and generates lots of slow queries at each document insert.



    You can enable it by passing an url to meteor at startup. See https://docs.meteor.com/environment-variables.html#MONGO-OPLOG-URL for more info.



    Having oplog tailing eases the strain on the server and should reduce the high cpu usage to a manageable level.



    If you are still having issues then you may have to set up some tracing e.g. monti-apm https://docs.montiapm.com/introduction






    share|improve this answer



























      0














      I suspect that you are not using oplog tailing and you are trying to insert when some other part of your app has subscriptions to publications open. Without this meteor polls the collections and generates lots of slow queries at each document insert.



      You can enable it by passing an url to meteor at startup. See https://docs.meteor.com/environment-variables.html#MONGO-OPLOG-URL for more info.



      Having oplog tailing eases the strain on the server and should reduce the high cpu usage to a manageable level.



      If you are still having issues then you may have to set up some tracing e.g. monti-apm https://docs.montiapm.com/introduction






      share|improve this answer

























        0












        0








        0







        I suspect that you are not using oplog tailing and you are trying to insert when some other part of your app has subscriptions to publications open. Without this meteor polls the collections and generates lots of slow queries at each document insert.



        You can enable it by passing an url to meteor at startup. See https://docs.meteor.com/environment-variables.html#MONGO-OPLOG-URL for more info.



        Having oplog tailing eases the strain on the server and should reduce the high cpu usage to a manageable level.



        If you are still having issues then you may have to set up some tracing e.g. monti-apm https://docs.montiapm.com/introduction






        share|improve this answer













        I suspect that you are not using oplog tailing and you are trying to insert when some other part of your app has subscriptions to publications open. Without this meteor polls the collections and generates lots of slow queries at each document insert.



        You can enable it by passing an url to meteor at startup. See https://docs.meteor.com/environment-variables.html#MONGO-OPLOG-URL for more info.



        Having oplog tailing eases the strain on the server and should reduce the high cpu usage to a manageable level.



        If you are still having issues then you may have to set up some tracing e.g. monti-apm https://docs.montiapm.com/introduction







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Mar 9 at 2:13









        Paul CochranePaul Cochrane

        32114




        32114





























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