On 23/12/2020 16:00, Ron Buchanan wrote:
> - both run Java 1.8, but 7.3 is running HotSpot and 8.7 is running
> OpenJDK (and a bit newer)
If you're using G1GC, you probably want to give Java 11 a go. It's an
easy thing to test, and it's had a positive impact for us. Your mileage
may va
On 05/10/2020 16:02, Rafael Sousa wrote:
> Having things reindexed from scratch is not
> an option, so, is there a way of creating a 8.6.2 index from a pre-existing
> 6.5 index or something like that?
Sadly there is no such way. If all your fields are stored you might be
able to whip up something
On 30/09/2020 05:14, Rahul Goswami wrote:
> Thanks for sharing this Anshum. Day 1 had some really interesting sessions.
> Missed out on a couple that I would have liked to listen to. Are the
> recordings of these sessions available anywhere?
The ASF will be uploading the recordings of all sessions
ions
> that minimize heap requirements. And Lucene has done a lot to move memory to
> the OS rather than heap (e.g. docValues, MMapDirectory etc.).
>
> Anyway, carry on as before for the nonce.
>
> Best,
> Erick
>
>> On Sep 21, 2020, at 6:06 AM, Bram Van Dam wrote:
Hey folks,
I've always heard that it's preferred to have a SolrCloud setup with
many smaller instances under the CompressedOops limit in terms of
memory, instead of having larger instances with, say, 256GB worth of
heap space.
Does this recommendation still hold true with newer garbage collectors
There are a couple of open issues related to the timeAllowed parameter.
For instance it currently doesn't work on conjunction with the
cursorMark parameter [1]. And on Solr 7 it doesn't work at all [2].
But other than that, when users have a lot of query flexibility, it's a
pretty good idea to lim
On 11/08/2020 13:15, Erick Erickson wrote:
> CDCR is being deprecated. so I wouldn’t suggest it for the long term.
Ah yes, thanks for pointing that out. That makes Dominique's alternative
less attractive. I guess I'll stick to my original proposal!
Thanks Erick :-)
- Bram
Hey folks,
Been reading up about the various ways of creating backups. The whole
"shared filesystem for Solrcloud backups"-thing is kind of a no-go in
our environment, so I've been looking for ways around that, and here's
what I've come up with so far:
1. Stop applications from writing to solr
2
On 03/07/2020 09:50, Thomas Corthals wrote:
> I think this should go in the ref guide. If your product depends on this
> behaviour, you want reassurance that it isn't going to change in the next
> release. Not everyone will go looking through the javadoc to see if this is
> implied.
This is in the
On 28/06/2020 14:42, Erick Erickson wrote:
> We need to draw a sharp distinction between standalone “going away”
> in terms of our internal code and going away in terms of the user
> experience.
It'll be hard to make it completely transparant in terms of user
experience. For instance, tere is curr
gt;> On Jun 17, 2020, at 5:00 PM, Bram Van Dam wrote:
>>
>> Thanks for pointing that out. I'm attaching a patch for the ref-guide
>> which summarizes what you said. Maybe other people will find this useful
>> as well?
>>
>> Oh and Erick, thanks for yo
the
> follower won’t until 60 seconds later.
>
> Best,
> Erick
>
>> On Jun 17, 2020, at 5:36 AM, Bram Van Dam wrote:
>>
>> 'morning :-)
>>
>> I'm wondering how autocommits work in Solr.
>>
>> Say I have a cluster with many nodes
'morning :-)
I'm wondering how autocommits work in Solr.
Say I have a cluster with many nodes and many colections with many
shards. If each collection's config has a hard autocommit configured
every minute, does that mean that SolrCloud (presumably the leader?)
will dish out commit requests to ea
On 26/05/2020 14:07, Erick Erickson wrote:
> So best practice is to go ahead and use delete-by-id.
I've noticed that this can cause issues when using implicit routing, at
least on 7.x. Though I can't quite remember whether the issue was a
performance issue, or whether documents would sometimes n
Additional reading: https://lucidworks.com/post/why-not-and-or-and-not/
Assuming implicit AND, we perform the following rewrite on strictly
negative queries:
-f:a -> -f:a *:*
Isn't search fun? :-)
- Bram
On 21/05/2020 20:51, Houston Putman wrote:
> Jochen,
>
> For the standard query parser,
On 09/04/2020 16:03, Bram Van Dam wrote:
> Thanks, Erick. I'll give it a go this weekend and see how it behaves.
> I'll report back so there's a record of my attempts in case anyone else
> ends up asking the same question.
Here's a quick update after non-exhausti
Thanks, Erick. I'll give it a go this weekend and see how it behaves.
I'll report back so there's a record of my attempts in case anyone else
ends up asking the same question.
Some of our customers get a bit nervous when software goes out of
support, even if it works fine, so I try to be prepared
Hey folks,
The ZK team just announced that they're dropping 3.4 support as of the
1st of June, 2020.
What does this mean for those of us still on Solr < 8.2? From what I can
tell, ZooKeeper 3.5+ does not work with older Solr versions.
Has anyone managed to get a 3.5+ to work with Solr 7 at all?
On 23/03/2020 14:17, Erick Erickson wrote:
> As of Solr 8.2, Solr is distributed with ZooKeeper 3.5.5 (will be 3.5.7 in
> Solr 8.6), which allows “dynamic reconfiguration”. If you’re running an
> earlier version of Zookeeper, then no you’ll have to restart to change ZK
> nodes.
Thanks Erick, mu
Is it possible to change the ZK ensemble without restarting the entire
SolrCloud? Specifically adding or removing a ZK instance from the
ensemble. I'm assuming the answer is no, as far as I can tell the only
place where this is configured is the zkHost parameter, which is passed
to Solr as a JVM ar
I don't suppose any Solr users/devs will be attending Devoxx in Antwerp
this week? If any of you are, it might be nice to have a chat to
exchange some experiences. If not, I'll take that as a sign not to leave
it quite so late next year .. ahem.
- Bram
On 26/08/2019 23:12, Shawn Heisey wrote:
> The numbers shown in Solr's LukeRequestHandler come directly from
> Lucene. This is the URL endpoint it will normally be at, for core XXX:
>
> http://host:port/solr/XXX/admin/luke
Thanks Shawn, that's a great entry point!
> The specific error you encou
Possibly somewhat unusual question: I'm looking for a way to query the
number of *lucene documents* from within Solr. This can be different
from the number of Solr documents (because of unmerged deletes/updates/
etc).
As a bit of background; we recently found this lovely little error
message in a
Thanks Erick, I just created SOLR-13247 and linked it to SOLR-12944.
- Bram
On 13/02/2019 18:31, Erick Erickson wrote:
> I haven't verified, but this looks like a JIRA to me. Looks like some
> of the create logic may have issues, see: SOLR-12944 and maybe link to
> that JIRA?
> TL;DR; createNodeSet & shards combination is not being respected.
Update: Upgraded to 7.7, no improvement sadly.
Hey folks,
TL;DR; createNodeSet & shards combination is not being respected.
I'm attempting to create a collection with multiple shards, but
apparently the value of createNodeSet is not being respected and shards
are being assigned to nodes seemingly at random.
createNodeSet.shuffle is set to fa
Hey folks,
Is there any way to set up CDCR for *all* collections, including any
newly created ones? Having to modify the solrconfig in ZK every time a
collection is added is a bit of a pain, especially because I'm assuming
it requires a restart to activate the config?
Basically if I have DC Src a
On 13/01/2019 19:43, Erick Erickson wrote:
> Yeah, that seems wrong, I'd say open a JIRA.
I've created a bug in Jira: SOLR-13136. Should I assign this to anyone?
Unsure what the procedure is there.
Incidentally, while doing so I noticed that 7.6 is still "unreleased"
according to Jira.
Thanks,
On 13/01/2019 14:28, Bram Van Dam wrote:
> If a query is launched during the shard creation, I get a
> SolrServerException from SolrJ: Error from server at foo: no servers
> hosting shard: bar
I should probably add that I'm running 7.6.0.
Hey folks,
I'm getting SolrServerExceptions and I'm not sure whether this is by
design or whether this is a concurrency bug of some sort.
Basically I've got a pretty active collection which is being queried all
the time. Periodically, new shards are created (using the Collection
Admin API's CREAT
On 28/08/18 08:03, zhenyuan wei wrote:
> But this is not a common way to do so, I mean, nobody want to ADDREPLICA
> after collection was created.
I wouldn't say "nobody"..
Hey folks,
solr.in.sh appears to contain broken GC suggestions:
# These GC settings have shown to work well for a number of common Solr
workloads
#GC_TUNE="-XX:NewRatio=3 -XX:SurvivorRatio=4etc.
The "etc." part is copied verbatim from the file. It looks likes the
original GC_TUNE settings ha
Hey folks,
We're preparing for an upgrade to 7.0, but I'm a bit worried about the
deprecation of Trie* fields. Is there any way to upgrade an existing
index to use Point* fields without having to reindex all documents? Does
the IndexUpgrader take care of this?
Thanks,
- Bram
On 04/07/17 18:10, Erick Erickson wrote:
> I think you'll get what you expect by something like:
> (*:* -someField:Foo) AND (otherField: (Bar OR Baz))
Yeah that's what I figured. It's not a big deal since we generate Solr
syntax using a parser/generator on top of our own query syntax. Still a
litt
Hey folks,
I'm experiencing some strange query behaviour, and it isn't immediately
clear to me why this wouldn happen. The definition of the query syntax
on the wiki is a bit fuzzy, so my interpretation of the syntax might be off.
This query does work (no results, when results are expected).
(-s
>>> It is relatively easy to downgrade to an earlier release within the
>>> same major version. We have not switched to 6.5.1 simply because we
>>> have no pressing need for it - Solr 6.3 works well for us.
>
>> That strikes me as a little bit dangerous, unless your indexes are very
>> static. Th
On 17/02/17 13:39, John Blythe wrote:
> Using the stats component makes short work of things.
>
> stats.true&stats.field=foo
The stats component has been rendered obsolete by the newer and shinier
json.facet stuff.
- Bram
On 15/01/17 15:26, Vidal, Gilad wrote:
> Hi,
> Can you direct me for Java example using Solr percentiles?
> The following 3 examples are not seems to be working.
Not sure if this is still relevant, but I use the json.facet parameter
with SolrJ:
query.add("json.facet", "{\"ninety\":\"percentile(v
> I am aware of the requirements to use atomic updates, but as I understood,
> those would not have a big impact on performance and only a slight increase
> in index size?
AFAIK there won't be a difference in index size between atomic updates
and full updates, as the end result is the same.
But
On 22/11/16 15:34, Prateek Jain J wrote:
> I am not sure but I heard this in one of discussions, that you cant migrate
> directly from solr 4 to solr 6. It has to be incremental like solr 4 to solr
> 5 and then to solr 6. I might be wrong but is worth trying.
Ideally the index needs to be upgra
On 11/11/16 18:08, Bram Van Dam wrote:
> On 10/11/16 17:10, Erick Erickson wrote:
>> Just facet on the text field yourself ;)
Quick update: you were right. One of the users managed to find a bug in
our application which enabled them to facet on the text field. It would
be still b
On 10/11/16 17:10, Erick Erickson wrote:
> Just facet on the text field yourself ;)
Wish I could, this is on premise over at a client, access is difficult
and their response time is pretty bad on public holidays and weekends.
So I'm basically twiddling my thumbs while waiting to get more log f
On 09/11/16 16:59, Erick Erickson wrote:
> But my bet is that you _are_ doing something that uninverts the text
> field (obviously inadvertently). If you restart Solr and monitor the
> log until the first time you see this exception, what do the queries
> show? My guess is that once you get some qu
Hey folks,
I'm frequently getting the following error, which has me a little puzzled:
Error during auto-warming of
key:text:org.apache.solr.common.SolrException:
java.lang.IllegalStateException: Too many values for UnInvertedField
faceting on field text
This is strange because the field in quest
On 14/10/16 16:13, Shawn Heisey wrote:
> name="solr.jetty.request.header.size" default="8192" />
A belated thanks, Shawn! 32k should be sufficient, I hope.
- Bram
Hey folks,
I just noticed that Jetty barfs with HTTP 414 when request URIs are very
large, which makes sense. I think the default limit is ~8k.
Unfortunately I've got users who insist on executing queries that are
16k (!1!?!?) in size.
Two questions:
1) is it possible to POST these oversized mon
On 26/09/16 17:06, Yonik Seeley wrote:
> Statistics are now fully integrated into faceting. Since we start off
> with a single facet bucket with a domain defined by the main query and
> filters, we can even ask for statistics for this top level bucket,
> before breaking up into further buckets via
Howdy,
I realize that this might be a strange question, so please bear with me
here.
I've been replacing my usage of the old Stats Component (stats=true,
stats.field=foo, [stats.facet=bar]) with the new json.facet sugar. This
has been a great improvement on all fronts.
However, with the stats co
On 21/09/16 05:40, Sandeep Khanzode wrote:
> How can I specify JSON Facets in SolrJ? The below facet query for example ...
SolrQuery query = new SolrQuery();
query.add("json.facet", jsonStringGoesHere);
- Bram
> I would like to see a future where the admin UI is more than just an
> addon ... but even then, I think the HTTP API will *still* be the most
> important piece of the system.
In 4 years of heavily using (many instances and many versions of) Solr,
the only times when I've used the admin UI has be
I'm sorry you're having a "miserable" experience "again". That's
certainly not my experience with Solr. That being said:
> First I was getting errors about "Unsupported major.minor version 52.0", so I
> needed to install the Linux x64 JRE 1.8.0, which I managed on CentOS 6 with...
> yum install o
> I try to monitor apache solr, because solr often over heap and status
> collection solr be "down". How to monitor apache solr ??
> is there any tools for monitoring solr or how ??
The easiest way is to use the Solr ping feature:
https://cwiki.apache.org/confluence/display/solr/Ping
It will quic
Hey folks,
Is there any way to use the "new" json.facet features (or some Java
equivalent) using SolrJ? I've had a quick look at the source code, but
nothing really jumps out at me.
Thanks,
- Bram
On 30/04/16 17:34, Davis, Daniel (NIH/NLM) [C] wrote:
> Bram, on the subject of brute force - if your script is "clever" and uses
> binary first search, I'd love to adapt it to my environment. I am trying to
> build a truly multi-tenant Solr because each of our indexes is tiny, but all
> togeth
> If I'm reading this right, you have 420M docs on a single shard?
> Yep, you were reading it right.
Is Erick mentioned, it's hard to give concrete sizing advice, but we've
found 120M to be the magic number. When a shard contains more than 120M
documents, performance goes down rapidly & GC pauses
On 29/04/16 16:33, Erick Erickson wrote:
> You have one huge advantage when doing prototyping, you can
> mine your current logs for real user queries. It's actually
> surprisingly difficult to generate, say, 10,000 "realistic" queries. And
> IMO you need something approaching that number to insure
On 29/04/16 16:40, Nick Vasilyev wrote:
> Not sure if it helps anyone, but I am seeing decent results with the
> following.
>
> It was mostly a result of trial and error,
I'm ashamed to admit that I've used a similar approach: wrote a simple
test script to try out various GC settings with variou
On 21/04/16 03:56, Zheng Lin Edwin Yeo wrote:
> This is the working one:
> dataDir=D:/collection1/data
Ah yes. Backslashes are escape characters in properties files.
C:\\collection1\\data would probably work as well.
- bram
> I have a requirement to index (mainly updation) 700 docs per second.
> Suppose I have a 128GB RAM, 32 CPU machine, with each doc size around 260
> byes (6 fields out of which only 2 will undergo updation at the above
> rate). This collection has around 122Million docs and that count is pretty
> m
Have you considered simply mounting different disks under different
paths? It looks like you're using Windows, so I'm not sure if that's
possible, but it seems like a relatively basic task, so who knows.
You could mount Disk 1 as /path/to/collection1 and Disk 2 as
/path/to/collection2. That way yo
On 30/03/16 16:45, Shawn Heisey wrote:
> The host parameter does not control binding to network interfaces. It
> controls what hostname is published to zookeeper when running in cloud mode.
Oh I see. That wasn't clear from the documentation. Might be worth
adding such a parameter to the startup s
Hi folks,
It looks like the "-h" parameter isn't being processed correctly. I want
Solr to listen on 127.0.0.1, but instead it binds to all interfaces. Am
I doing something wrong? Or am I misinterpreting what the -h parameter
is for?
Linux:
# bin/solr start -h 127.0.0.1 -p 8180
# netstat -tlnp |
On 23/03/16 15:50, Yonik Seeley wrote:
> Kind of a unique situation for a dot-oh release, but from the Solr
> perspective, 6.0 should have *fewer* bugs than 5.5 (for those features
> in 5.5 at least)... we've been squashing a bunch of docValue related
> issues.
I've been led to understand that 6.X
> When I made the change outlined in the patch on SOLR-8145 to my bin/solr
> script, the warning disappeared. That was not the intended effect of
> the patch, but I'm glad to have the mystery solved.
>
> Thank you for mentioning the problem so we could track it down.
You're welcome. And thanks f
On 22/03/16 15:16, Shawn Heisey wrote:
> This message is not coming from Solr. It's coming from Jetty. Solr
> uses Jetty, but uses it completely unchanged.
Ah you're right. Here's the offending code:
https://github.com/eclipse/jetty.project/blob/ac24196b0d341534793308d585161381d5bca4ac/jetty-st
Hey folks,
When I start 5.5.0 (on RHEL), the following entry is added to
server/logs/solr-8983-console.log:
WARNING: System properties and/or JVM args set. Consider using
--dry-run or --exec
I can't quite figure out what's causing this. Any clues on how to get
rid of it?
Thanks,
- Bram
Hi folks,
Been doing some SolrCloud testing and I've been experiencing some
problems. I'll try to be relatively brief, but feel free to ask for
additional information.
I've added about 200 million documents to a SolrCloud. The cloud
contains 3 collections, and all documents were added to all thre
On 19/05/15 14:47, Alessandro Benedetti wrote:
> Hi Bram,
> what do you mean with :
> " I
> would like it to provide the unique value myself, without having the
> deduplicator create a hash of field values " .
>
> This is not reduplication, but simple document filtering based on a
> constraint.
>
>> Write a custom update processor and include it in your update chain.
>> You will then have the ability to do anything you want with the entire
>> input document before it hits the code to actually do the indexing.
This sounded like the perfect option ... until I read Jack's comment:
>
> My und
> My organization has issues with Jetty (some customers don't want Jetty on
> their boxes, but are OK with WebSphere or Tomcat) so I'm trying to figure
> out: how to get Solr on WebSphere / Tomcat without using WAR knowing that
> the WAR will go away.
I understand that some customers are irrationa
Hi folks,
I'm looking for a way to have Solr reject documents if a certain field
value is duplicated (reject, not overwrite). There doesn't seem to be
any kind of unique option in schema fields.
The de-duplication feature seems to make this (somewhat) possible, but I
would like it to provide the
Howdy folks,
Is there any way index only the date and time portions of a datetime field?
A Date is really a period of 24hrs, starting at 00:00 in said date's
time zone. It would be useful if there was a way to search for documents
of a certain date with these semantics.
As for times, I'd lik
Do note that one strategy is to create more shards than you need at
the beginning. Say you determine that 10 shards will work fine, but
you expect to grow your corpus by 2x. _Start_ with 20 shards
(multiple shards can be hosted in the same JVM, no problem, see
maxShardsPerNode in the collections
On 01/07/2015 05:42 PM, Erick Erickson wrote:
True, and you can do this if you take explicit control of the document
routing, but...
that's quite tricky. You forever after have to send any _updates_ to the same
shard you did the first time, whereas SPLITSHARD will "do the right thing".
Hmm. Tha
One possibility is to have separate core for each tenant domain.
You could do that, and it's probably the way to go if you have a lot of
data.
However, if you don't have much data, you can achieve multi-tenancy by
adding a filter to all your queries, for instance:
query = userQuery
filterQ
On 01/06/2015 07:54 PM, Erick Erickson wrote:
Have you considered pre-supposing SolrCloud and using the SPLITSHARD
API command?
I think that's the direction we'll probably be going. Index size (at
least for us) can be unpredictable in some cases. Some clients start out
small and then grow exp
On 01/04/2015 02:22 AM, Jack Krupansky wrote:
The reality doesn't seem to
be there today. 50 to 100 million documents, yes, but beyond that takes
some kind of "heroic" effort, whether a much beefier box, very careful and
limited data modeling or limiting of query capabilities or tolerance of
high
Hi folks,
There will be an Open source search devroom[1] at this year's FOSDEM in
Brussels, 31st of January & 1st of February.
I don't know if there will be a Lucene/Solr presence (there's no
schedule for the dev room yet), but this seems like a good place meet up
and talk shop.
I'll be th
On 12/30/2014 05:03 PM, Erick Erickson wrote:
I think that it would be _extremely_ helpful to have a bunch of "war
stories" to reference. In my experience, people dealing with large
numbers of documents really are most concerned with whether what
they're doing is _possible_, and are mostly lookin
On 12/29/2014 10:30 PM, Toke Eskildsen wrote:
That being said, I acknowledge that it helps with stories to get a feel of what
can be done.
That's pretty much what I'm after, mostly to reassure myself that it can
be done. Even if it does require a lot of hardware (which is fine).
At Lucene
On 12/29/2014 09:53 PM, Jack Krupansky wrote:
And that Lucene index document limit includes deleted and updated
documents, so even if your actual document count stays under 2^31-1,
deleting and updating documents can push the apparent document count over
the limit unless you very aggressively mer
On 12/29/2014 08:08 PM, ralph tice wrote:
Like all things it really depends on your use case. We have >160B
documents in our largest SolrCloud and doing a *:* to get that count takes
~13-14 seconds. Doing a text:happy query only takes ~3.5-3.6 seconds cold,
subsequent queries for the same terms
Hi folks,
I'm trying to get a feel of how large Solr can grow without slowing down
too much. We're looking into a use-case with up to 100 billion documents
(SolrCloud), and we're a little afraid that we'll end up requiring 100
servers to pull it off.
The largest index we currently have is ~2
On 12/23/2014 04:07 PM, Toke Eskildsen wrote:
The beauty of the cursor is that it is has little to no overhead, relative to a
standard top-X sorted search. A standard search uses a sliding window over the
full result set, as does a cursor-search. Same amount of work. It is just a
question of l
On 12/22/2014 04:27 PM, Erick Erickson wrote:
Have you read Hossman's blog here?
https://lucidworks.com/blog/coming-soon-to-solr-efficient-cursor-based-iteration-of-large-result-sets/#referrer=solr.pl
Oh thanks, that's a pretty interesting read. The scale we're
investigating is several orders
On 12/22/2014 12:47 PM, heaven wrote:
I have a very bad experience with pagination on collections larger than a few
millions of documents. Pagination becomes very and very slow. Just tried to
switch to page 76662 and it took almost 30 seconds.
Yeah that's pretty much my experience, and I think
Hi folks,
If I understand things correctly, you can use paging & sorting in a
SolrCloud environment. However, if I request the first 10 documents, a
distributed query will be launched to all shards requesting the top 10,
and then (Shards * 10) documents will then be sorted so that only the
to
Hi folks,
I have an index with hundreds of millions of documents, which users can
query in various ways.
Two index fields are used by the system to hide certain documents from
certain users (for instance: Department A can only view documents
belonging to Department A, but not Department B).
Is there any way to take the current index version (or commit number or
something) into account in paged queries? When navigating through a
large result set in an NRT environment, I want the navigation to remain
*fixed* on the initial results.
I'm trying to avoid a scenario where a user has a
On 06/20/2014 06:48 PM, Yonik Seeley wrote:
Heliosearch is a Solr fork that will hopefully find it's way back to
the ASF in the future.
There are about 50 instances of sun.misc.unsafe in heliosearch's code at
this point. Has this been tested on non-oracle VMs? Particularly IBM?
Also: please
On 01/25/2014 07:21 PM, christopher palm wrote:
The problem I am trying to solve is that the order of these updates isn’t
guaranteed once the multi threaded SOLRJ client starts sending them to
SOLR, and older updates are overlaying the newer updates on the same
document.
Don't do that. There is
Howdy,
Is there any way to specify a time zone per field/facet? There is a
global TZ query parameter, but I would like to be able to use a
different TZ for different fields or facets in a query.
Thx,
- Bram
On 11/04/2013 04:06 PM, Bill Bell wrote:
You could pre create a bunch of directories and base configs. Create as needed.
Then use schema less API to set it up ... Or make changes in a script and
reload the core..
I ended up creating a little API that takes schema/config as input,
creates the
The core admin CREATE function requires that the new instance dir and
schema/config exist already. Is there a particular reason for this? It
would be incredible convenient if I could create a core with a new
schema and new config simply by calling CREATE (maybe providing the
contents of config.
On 10/21/2013 03:46 AM, Toby Lazar wrote:
Thanks for confirming my fears. I saw some presentations where I thought
this feature was used, but perhaps it was done performing multiple range
queries.
Probably. I had a look at implementing the feature (because it's
something we rely on quite a bi
On 10/07/2013 12:55 PM, Furkan KAMACI wrote:
One more thing, could you say that which version of Solr you are using?
The stacktrace comes from 4.2.1, but I suspect that this could occur on
4.4 as well. I've not been able to reproduce this consistently: it has
happened twice (!) after indexing
On 10/07/2013 11:51 AM, Furkan KAMACI wrote:
Could you send you error logs?
Whoops, forgot to paste:
Caused by: org.apache.solr.client.solrj.SolrServerException: IOException
occured when talking to server at: http://localhost:8080/solr/fooIndex
at
org.apache.solr.client.solrj.impl.H
Hi folks,
Long story short: I'm occasionally getting exceptions under heavy load
(SocketException: Connection reset). I would expect HttpSolrServer to
try again maxRetries-times, but it doesn't.
For reasons I don't entirely understand, the call to
httpClient.execute(method) is not inside the
if there are no modifications to an index and a softCommit or hardCommit
issued, then solr flushes the cache.
Indeed. The easiest way to work around this is by disabling auto commits
and only commit when you have to.
On 09/30/2013 01:11 PM, Raheel Hasan wrote:
Could someone tell me if OpenJDK or OracleJDK will be best for Apache Solr
over CentOS?
If you're using Java 7 (or 8) then it doesn't matter. If you're using
Java 6, stick with the Oracle version.
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