Merges probably also play a part here. On 5 November 2014 19:24, Adrien Grand <[email protected]> wrote:
> I think there are two potential causes: > - refreshes > - id lookups > > Refreshes run periodically in order to make data fast to search, > http://www.elasticsearch.org/blog/performance-considerations-elasticsearch-indexing/ > gives recommandations to improve indexing speed by increasing the refresh > interval. > > Id lookups are required in order to check if the document that you are > indexing is replacing another document. Note however that since > Elasticsearch 1.2, Elasticsearch can skip this step if you use > auto-generated ids: > https://github.com/elasticsearch/elasticsearch/pull/5917 > > On Wed, Nov 5, 2014 at 9:14 AM, 이윤동 <[email protected]> wrote: > >> hi! my first question! >> >> if replica 0 bulk index, then disk read, write ratio same. >> but batch finish after... disk read is high than write. >> disk read = 10 X disk write... >> >> so cpu load is high, then batch index very slow.. T.T >> >> -- >> You received this message because you are subscribed to the Google Groups >> "elasticsearch" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/elasticsearch/8b0c64a1-6aec-4e3c-a13a-723087919c77%40googlegroups.com >> <https://groups.google.com/d/msgid/elasticsearch/8b0c64a1-6aec-4e3c-a13a-723087919c77%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > Adrien Grand > > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/CAL6Z4j6GROAzcX0BChLjfcgKP7TaKt-sBoTukrpc2a4W2U0%2BuA%40mail.gmail.com > <https://groups.google.com/d/msgid/elasticsearch/CAL6Z4j6GROAzcX0BChLjfcgKP7TaKt-sBoTukrpc2a4W2U0%2BuA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAF3ZnZ%3DV0Z79i_CWyZBV-9UdfF%2BX-6gatQJ0wzLnwHTVg_RbWw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
