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docs: explicitly mention errors processing for import APIs (#4583)

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Signed-off-by: hagen1778 <roman@victoriametrics.com>
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13
README.md
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@ -1165,14 +1165,15 @@ Additionally, VictoriaMetrics can accept metrics via the following popular data
* `/api/v1/import/prometheus` for importing data in Prometheus exposition format and in [Pushgateway format](https://github.com/prometheus/pushgateway#url).
See [these docs](#how-to-import-data-in-prometheus-exposition-format) for details.
### How to import data in JSON line format
`/api/v1/import` is an API optimized for performance and processes data in a streaming fashion.
The client can transfer unlimited amount of data through one open connection.
`/api/v1/import` API doesn't return parsing errors to the client, as it is expected for data stream
to be not interrupted. Instead, look for parsing errors on server side (VictoriaMetrics single-node or vminsert) or
Please note, most of the ingestion APIs (except [Prometheus remote_write API](https://prometheus.io/docs/prometheus/latest/configuration/configuration/#remote_write))
are optimized for performance and processes data in a streaming fashion.
It means that client can transfer unlimited amount of data through the open connection. Because of this, import APIs
may not return parsing errors to the client, as it is expected for data stream to be not interrupted.
Instead, look for parsing errors on the server side (VictoriaMetrics single-node or vminsert) or
check for changes in `vm_rows_invalid_total` (exported by server side) metric.
### How to import data in JSON line format
Example for importing data obtained via [/api/v1/export](#how-to-export-data-in-json-line-format):
```console

13
docs/README.md
View File

@ -1168,14 +1168,15 @@ Additionally, VictoriaMetrics can accept metrics via the following popular data
* `/api/v1/import/prometheus` for importing data in Prometheus exposition format and in [Pushgateway format](https://github.com/prometheus/pushgateway#url).
See [these docs](#how-to-import-data-in-prometheus-exposition-format) for details.
### How to import data in JSON line format
`/api/v1/import` is an API optimized for performance and processes data in a streaming fashion.
The client can transfer unlimited amount of data through one open connection.
`/api/v1/import` API doesn't return parsing errors to the client, as it is expected for data stream
to be not interrupted. Instead, look for parsing errors on server side (VictoriaMetrics single-node or vminsert) or
Please note, most of the ingestion APIs (except [Prometheus remote_write API](https://prometheus.io/docs/prometheus/latest/configuration/configuration/#remote_write))
are optimized for performance and processes data in a streaming fashion.
It means that client can transfer unlimited amount of data through the open connection. Because of this, import APIs
may not return parsing errors to the client, as it is expected for data stream to be not interrupted.
Instead, look for parsing errors on the server side (VictoriaMetrics single-node or vminsert) or
check for changes in `vm_rows_invalid_total` (exported by server side) metric.
### How to import data in JSON line format
Example for importing data obtained via [/api/v1/export](#how-to-export-data-in-json-line-format):
```console

13
docs/Single-server-VictoriaMetrics.md
View File

@ -1176,14 +1176,15 @@ Additionally, VictoriaMetrics can accept metrics via the following popular data
* `/api/v1/import/prometheus` for importing data in Prometheus exposition format and in [Pushgateway format](https://github.com/prometheus/pushgateway#url).
See [these docs](#how-to-import-data-in-prometheus-exposition-format) for details.
### How to import data in JSON line format
`/api/v1/import` is an API optimized for performance and processes data in a streaming fashion.
The client can transfer unlimited amount of data through one open connection.
`/api/v1/import` API doesn't return parsing errors to the client, as it is expected for data stream
to be not interrupted. Instead, look for parsing errors on server side (VictoriaMetrics single-node or vminsert) or
Please note, most of the ingestion APIs (except [Prometheus remote_write API](https://prometheus.io/docs/prometheus/latest/configuration/configuration/#remote_write))
are optimized for performance and processes data in a streaming fashion.
It means that client can transfer unlimited amount of data through the open connection. Because of this, import APIs
may not return parsing errors to the client, as it is expected for data stream to be not interrupted.
Instead, look for parsing errors on the server side (VictoriaMetrics single-node or vminsert) or
check for changes in `vm_rows_invalid_total` (exported by server side) metric.
### How to import data in JSON line format
Example for importing data obtained via [/api/v1/export](#how-to-export-data-in-json-line-format):
```console