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On Mongoengine 0.20.0 and mongodb 4.4.0
Im doing a fairly involved query setting up a couple of Qs (and/or-ing) , some of them using "startswith" operation that translates into the $regex with ^-an…
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**Describe the problem**
The first query in a connection to CRDB using asyncpg results in a 7 seconds delay. This is especially annoying when using connection pools.
**To Reproduce**
``` pyth…
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A dumping ground for all performance related things I'm looking at.
TODO's are things I want to look at, checkboxes are things that are ready to be worked on by me or others
# Layers we go throu…
timgl updated
3 months ago
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Queries against `BillSummaries` can be very slow, probably because the size of the text stored in that column. Split the text column into its own table and reference summaries via its ID instead.
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### Feature description
I love Micronut data JDBC and how when I need to I can create a native query and Micronaut handles the mapping to a data object. Mongo had annotations but they are not the e…
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https://docs.mongodb.com/manual/reference/operator/meta/comment/#:~:text=In%20mongosh%20%2C%20use%20cursor.,easier%20to%20interpret%20and%20trace
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Dear virtuoso team,
I observed some slow execution time for SPARQL Federated queries using virtuoso-opensource (last tag v7.2.5.1).
I isolated the fact that even for a federated query without lo…
tlomb updated
5 years ago
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The MoreLikeThis object performs term frequency lookups for every query. From my testing that's what seems to take up the majority of time for MoreLikeThis searches.
For some (I'd venture many) ap…
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In v1.70, we added a health check for DNS forwarding failures, which triggers a “DNS unavailable” warning whenever DNS resolution fails:
```
health(warnable=dns-forward-failing): error: Tailscale …
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A individual has noticed the Java Agent's sql attribute is added to the root span but does not always contain the slowest query. There is a dashboard that shows slow queries and noticed that db.statem…