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LogQL language preview

1. Log stream filter

stream selector and pipeline line filters
horizon-dark
{job="app", env=~"prod|staging"}
  |= "error"
  != "timeout"
atom-one-dark
{job="app", env=~"prod|staging"}
  |= "error"
  != "timeout"
github-dark
{job="app", env=~"prod|staging"}
  |= "error"
  != "timeout"
dracula
{job="app", env=~"prod|staging"}
  |= "error"
  != "timeout"
nord
{job="app", env=~"prod|staging"}
  |= "error"
  != "timeout"
github
{job="app", env=~"prod|staging"}
  |= "error"
  != "timeout"

2. Error rate

range aggregation over a filtered log stream
horizon-dark
sum by (job) (
  rate({job="app"} |= "error" [5m])
)
atom-one-dark
sum by (job) (
  rate({job="app"} |= "error" [5m])
)
github-dark
sum by (job) (
  rate({job="app"} |= "error" [5m])
)
dracula
sum by (job) (
  rate({job="app"} |= "error" [5m])
)
nord
sum by (job) (
  rate({job="app"} |= "error" [5m])
)
github
sum by (job) (
  rate({job="app"} |= "error" [5m])
)

3. Compound duration

a [1h30m]-style range combining two number+unit segments
horizon-dark
max_over_time(
  {job="app"} | json | unwrap duration [1h30m]
) by (route)
atom-one-dark
max_over_time(
  {job="app"} | json | unwrap duration [1h30m]
) by (route)
github-dark
max_over_time(
  {job="app"} | json | unwrap duration [1h30m]
) by (route)
dracula
max_over_time(
  {job="app"} | json | unwrap duration [1h30m]
) by (route)
nord
max_over_time(
  {job="app"} | json | unwrap duration [1h30m]
) by (route)
github
max_over_time(
  {job="app"} | json | unwrap duration [1h30m]
) by (route)

4. Parsed request duration

parser stage, unwrap, and quantile aggregation
horizon-dark
quantile_over_time(0.99,
  {job="app"} | json | unwrap duration [5m]
) by (route)
atom-one-dark
quantile_over_time(0.99,
  {job="app"} | json | unwrap duration [5m]
) by (route)
github-dark
quantile_over_time(0.99,
  {job="app"} | json | unwrap duration [5m]
) by (route)
dracula
quantile_over_time(0.99,
  {job="app"} | json | unwrap duration [5m]
) by (route)
nord
quantile_over_time(0.99,
  {job="app"} | json | unwrap duration [5m]
) by (route)
github
quantile_over_time(0.99,
  {job="app"} | json | unwrap duration [5m]
) by (route)