Great! How can I check that? On Tuesday, February 10, 2015, Itamar Syn-Hershko <[email protected]> wrote:
> The graphic you sent suggests the issue is with logstash - since the > @timestamp field is being populated by logstash and is the one that is used > to display the date histogram graphics in Kibana. I would start there. I.e. > maybe SecurityOnion buffers writes etc, and then to check the logstash > shipper process stats. > > -- > > Itamar Syn-Hershko > http://code972.com | @synhershko <https://twitter.com/synhershko> > Freelance Developer & Consultant > Lucene.NET committer and PMC member > > On Tue, Feb 10, 2015 at 7:07 PM, Yuval Khalifa <[email protected] > <javascript:_e(%7B%7D,'cvml','[email protected]');>> wrote: > >> Hi. >> >> Absolutely (but since that in the past I also worked at the helpdesk >> dept. I certainly understand why it is important to ask those "Are you sure >> it's plugged in?" questions...). One of the logs is comming from >> SecurityOnion which logs (via bro-conn) all the connections so it must be >> sending data 24x7x365. >> >> Thanks for the quick reply, >> Yuval. >> >> On Tuesday, February 10, 2015, Itamar Syn-Hershko <[email protected] >> <javascript:_e(%7B%7D,'cvml','[email protected]');>> wrote: >> >>> Are you sure your logs are generated linearly without bursts? >>> >>> -- >>> >>> Itamar Syn-Hershko >>> http://code972.com | @synhershko <https://twitter.com/synhershko> >>> Freelance Developer & Consultant >>> Lucene.NET committer and PMC member >>> >>> On Tue, Feb 10, 2015 at 6:29 PM, Yuval Khalifa <[email protected]> >>> wrote: >>> >>>> Hi, >>>> >>>> We just installed an ELK server and configured the logstash >>>> configuration to match the data that we send to it and until last month it >>>> seems to be working fine but since then we see very strange behavior in the >>>> Kibana, the event over time histogram shows the event rate at the normal >>>> level for about a half an hour, then drops to about 20% of the normal rate >>>> and then it continues to drop slowly for about two hours and then stops and >>>> after a minute or two it returns to normal for the next half an hour or so >>>> and the same behavior repeats. Needless to say that both the >>>> /var/log/logstash and /var/log/elasticsearch both show nothing since the >>>> service started and by using tcpdump we can verify that events keep coming >>>> in at the same rate all time. I attached our logstash configuration, the >>>> /var/logstash/logstash.log, the /var/log/elasticsearch/clustername.log and >>>> a screenshot of our Kibana with no filter applied so that you can see the >>>> weird behavior that we see. >>>> >>>> Is there someone/somewhere that we can turn to to get some help on the >>>> subject? >>>> >>>> >>>> Thanks a lot, >>>> Yuval. >>>> >>>> -- >>>> 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/c2e5a524-1ba6-4dc9-9fc3-d206d8f82717%40googlegroups.com >>>> <https://groups.google.com/d/msgid/elasticsearch/c2e5a524-1ba6-4dc9-9fc3-d206d8f82717%40googlegroups.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 a topic in the >>> Google Groups "elasticsearch" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/elasticsearch/cw7zEVTy09M/unsubscribe. >>> To unsubscribe from this group and all its topics, send an email to >>> [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/elasticsearch/CAHTr4ZsRoNmJ__QdLnB6NYLhoDVaD9CR1RNkC_9_c%2Boaqccqww%40mail.gmail.com >>> <https://groups.google.com/d/msgid/elasticsearch/CAHTr4ZsRoNmJ__QdLnB6NYLhoDVaD9CR1RNkC_9_c%2Boaqccqww%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> >> -- >> >> בברכה, >> >> *יובל כליפא* >> >> CTO >> תחום מערכות מידע | מגדל סוכנויות. >> נייד: 052-3336098 >> משרד: 03-7966565 >> פקס: 03-7976565 >> בלוג: http://www.artifex.co.il >> <https://owa.mvs.co.il/OWA/redir.aspx?C=2843559e53a94386b1211d26cb20f8ef&URL=http%3a%2f%2fwww.artifex.co.il%2f> >> >> *[image: תיאור: תיאור: cid:[email protected]]* >> >> -- >> 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] >> <javascript:_e(%7B%7D,'cvml','elasticsearch%[email protected]');> >> . >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/elasticsearch/CADtR2A9-UtP5GJLORnVW%2BMowbB%2B0ZV%3DeDFMfN5u3xFPD2Zv5FQ%40mail.gmail.com >> <https://groups.google.com/d/msgid/elasticsearch/CADtR2A9-UtP5GJLORnVW%2BMowbB%2B0ZV%3DeDFMfN5u3xFPD2Zv5FQ%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 a topic in the > Google Groups "elasticsearch" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/elasticsearch/cw7zEVTy09M/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected] > <javascript:_e(%7B%7D,'cvml','elasticsearch%[email protected]');> > . > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/CAHTr4ZsqU9Oimw5g7jEpwOFDPiKB_aNP3hhaWmuFrL1Po_OAZw%40mail.gmail.com > <https://groups.google.com/d/msgid/elasticsearch/CAHTr4ZsqU9Oimw5g7jEpwOFDPiKB_aNP3hhaWmuFrL1Po_OAZw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- בברכה, *יובל כליפא* CTO תחום מערכות מידע | מגדל סוכנויות. נייד: 052-3336098 משרד: 03-7966565 פקס: 03-7976565 בלוג: http://www.artifex.co.il <https://owa.mvs.co.il/OWA/redir.aspx?C=2843559e53a94386b1211d26cb20f8ef&URL=http%3a%2f%2fwww.artifex.co.il%2f> *[image: תיאור: תיאור: cid:[email protected]]* -- 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/CADtR2A8nvUiJE40Qssfhu%3DA3zG4bHOPgjL7adM-zr0xJw6R8zA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
