Loki - v2.4.2

Loki 2.4.2

Loki 2.4.2 is a patch fix release on 2.4.x

Defaults changes

2.4.2 makes the following changes to Loki defaults to improve usability, see PR 5077:

| config | new default | old default |
| --- | --- | --- |
| parallelise_shardable_queries | true | false |
| split_queries_by_interval | 30m | 0s |
| query_ingesters_within | 3h | 0s |
| max_chunk_age | 2h | 1h |
| max_concurrent | 10 | 20 |

Bug fixes

2.4.2 fixes these bugs:

• PR 4968 trevorwhitney: Fixes a bug in which querying ingesters wrongly returns a ruler,
  causing the internal server error code = Unimplemented.
• PR 4875 trevorwhitney: Honor the replication factor specified in the common configuration block when memberlist is the consistent hash ring store.
• PR 4792 AndreZiviani: Corrects the default values of configuration options in the documentation for:
  • scheduler_dns_lookup_period
  • min_ready_duration
  • final_sleep
  • max_transfer_retries
  • chunk_retain_period
  • chunk_target_size
  • batch_size
  • timeout (for Redis requests)

Installation:

The components of Loki are currently distributed in plain binary form and as Docker container images. Choose what fits your use-case best.

Docker container:

• https://hub.docker.com/r/grafana/loki
• https://hub.docker.com/r/grafana/promtail

$ docker pull "grafana/loki:2.4.2"
$ docker pull "grafana/promtail:2.4.2"

Binary

We provide pre-compiled binary executables for the most common operating systems and architectures.
Choose from the assets below for the application and architecture matching your system.
Example for Loki on the linux operating system and amd64 architecture:

$ curl -O -L "https://github.com/grafana/loki/releases/download/v2.4.2/loki-linux-amd64.zip"
# extract the binary
$ unzip "loki-linux-amd64.zip"
# make sure it is executable
$ chmod a+x "loki-linux-amd64"