Can I update multiple documents with different field values at once?












0















I have an index of 280,000 documents in elasticsearch. I need to assign unique field values for each document. Currently I am iterating through all ID values and updating each document using _update. This process works fine but is very slow taking around 8 hours for 280,000 documents.



Any ideas on how I could speed this process up? Is it possible to update multiple documents at once assigning different field values to each document.










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  • Use bulk api using which you can update multiple document in a single request.

    – Nishant Saini
    Nov 27 '18 at 3:04
















0















I have an index of 280,000 documents in elasticsearch. I need to assign unique field values for each document. Currently I am iterating through all ID values and updating each document using _update. This process works fine but is very slow taking around 8 hours for 280,000 documents.



Any ideas on how I could speed this process up? Is it possible to update multiple documents at once assigning different field values to each document.










share|improve this question























  • Use bulk api using which you can update multiple document in a single request.

    – Nishant Saini
    Nov 27 '18 at 3:04














0












0








0








I have an index of 280,000 documents in elasticsearch. I need to assign unique field values for each document. Currently I am iterating through all ID values and updating each document using _update. This process works fine but is very slow taking around 8 hours for 280,000 documents.



Any ideas on how I could speed this process up? Is it possible to update multiple documents at once assigning different field values to each document.










share|improve this question














I have an index of 280,000 documents in elasticsearch. I need to assign unique field values for each document. Currently I am iterating through all ID values and updating each document using _update. This process works fine but is very slow taking around 8 hours for 280,000 documents.



Any ideas on how I could speed this process up? Is it possible to update multiple documents at once assigning different field values to each document.







elasticsearch






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asked Nov 27 '18 at 1:58









afshinafshin

56251025




56251025













  • Use bulk api using which you can update multiple document in a single request.

    – Nishant Saini
    Nov 27 '18 at 3:04



















  • Use bulk api using which you can update multiple document in a single request.

    – Nishant Saini
    Nov 27 '18 at 3:04

















Use bulk api using which you can update multiple document in a single request.

– Nishant Saini
Nov 27 '18 at 3:04





Use bulk api using which you can update multiple document in a single request.

– Nishant Saini
Nov 27 '18 at 3:04












1 Answer
1






active

oldest

votes


















0














Try using ES Bulk API, which will allow you to update multiple documents with single request.
I would suggest to check the refresh property on the index as well, if you refresh the index every time you insert a record the performance will go down and I think that is whats happening to you just now. But if you use bulk update that should be fine, jsut something to keep in mind.






share|improve this answer
























  • I'll try bulk update. Does refresh occur every time I change a field value for a document?

    – afshin
    Nov 27 '18 at 21:30











  • You can set refresh property to a small value or a big value. It depends how quick you want your documents (values) to be available. The smaller the value + super often updates = poor performance, hence use the bulk update.

    – Neil Varnas
    Nov 27 '18 at 22:29











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1 Answer
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active

oldest

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1 Answer
1






active

oldest

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active

oldest

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active

oldest

votes









0














Try using ES Bulk API, which will allow you to update multiple documents with single request.
I would suggest to check the refresh property on the index as well, if you refresh the index every time you insert a record the performance will go down and I think that is whats happening to you just now. But if you use bulk update that should be fine, jsut something to keep in mind.






share|improve this answer
























  • I'll try bulk update. Does refresh occur every time I change a field value for a document?

    – afshin
    Nov 27 '18 at 21:30











  • You can set refresh property to a small value or a big value. It depends how quick you want your documents (values) to be available. The smaller the value + super often updates = poor performance, hence use the bulk update.

    – Neil Varnas
    Nov 27 '18 at 22:29
















0














Try using ES Bulk API, which will allow you to update multiple documents with single request.
I would suggest to check the refresh property on the index as well, if you refresh the index every time you insert a record the performance will go down and I think that is whats happening to you just now. But if you use bulk update that should be fine, jsut something to keep in mind.






share|improve this answer
























  • I'll try bulk update. Does refresh occur every time I change a field value for a document?

    – afshin
    Nov 27 '18 at 21:30











  • You can set refresh property to a small value or a big value. It depends how quick you want your documents (values) to be available. The smaller the value + super often updates = poor performance, hence use the bulk update.

    – Neil Varnas
    Nov 27 '18 at 22:29














0












0








0







Try using ES Bulk API, which will allow you to update multiple documents with single request.
I would suggest to check the refresh property on the index as well, if you refresh the index every time you insert a record the performance will go down and I think that is whats happening to you just now. But if you use bulk update that should be fine, jsut something to keep in mind.






share|improve this answer













Try using ES Bulk API, which will allow you to update multiple documents with single request.
I would suggest to check the refresh property on the index as well, if you refresh the index every time you insert a record the performance will go down and I think that is whats happening to you just now. But if you use bulk update that should be fine, jsut something to keep in mind.







share|improve this answer












share|improve this answer



share|improve this answer










answered Nov 27 '18 at 8:56









Neil VarnasNeil Varnas

372418




372418













  • I'll try bulk update. Does refresh occur every time I change a field value for a document?

    – afshin
    Nov 27 '18 at 21:30











  • You can set refresh property to a small value or a big value. It depends how quick you want your documents (values) to be available. The smaller the value + super often updates = poor performance, hence use the bulk update.

    – Neil Varnas
    Nov 27 '18 at 22:29



















  • I'll try bulk update. Does refresh occur every time I change a field value for a document?

    – afshin
    Nov 27 '18 at 21:30











  • You can set refresh property to a small value or a big value. It depends how quick you want your documents (values) to be available. The smaller the value + super often updates = poor performance, hence use the bulk update.

    – Neil Varnas
    Nov 27 '18 at 22:29

















I'll try bulk update. Does refresh occur every time I change a field value for a document?

– afshin
Nov 27 '18 at 21:30





I'll try bulk update. Does refresh occur every time I change a field value for a document?

– afshin
Nov 27 '18 at 21:30













You can set refresh property to a small value or a big value. It depends how quick you want your documents (values) to be available. The smaller the value + super often updates = poor performance, hence use the bulk update.

– Neil Varnas
Nov 27 '18 at 22:29





You can set refresh property to a small value or a big value. It depends how quick you want your documents (values) to be available. The smaller the value + super often updates = poor performance, hence use the bulk update.

– Neil Varnas
Nov 27 '18 at 22:29




















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