Store : OOMKilled - exit code 137

[chalut01]

Thanos, Prometheus and Golang version used: 0.26.0

Hi,
From the following issue #3665. I get an error "OOMKilled - exit code 137" many time.
Do you have any suggestions?

My args
--store.grpc.series-sample-limit=0'
--log.level=info'
--data-dir=/var/thanos/store'
--index-cache.config-file=/thanos-conf/thanos-store-redis.yaml'
--chunk-pool-size=8GB'
--store.grpc.series-max-concurrency=10'
--sync-block-duration=5m'
--block-sync-concurrency=10'
--objstore.config-file=/thanos-conf/s3.yaml'
--store.enable-index-header-lazy-reader'
--min-time=-360d'
--max-time=-120d'

resources limit
cpu: '4'
memory: 25Gi

log
thanos-store-1h-5b44d8c479-dr8fj.log

[oronsh]

I think it's the label values, when passed a mathcer, if external label it would try to fetch all series to match on.
I opened a PR with a fix:
#5596

[stale]

Hello 👋 Looks like there was no activity on this issue for the last two months.
Do you mind updating us on the status? Is this still reproducible or needed? If yes, just comment on this PR or push a commit. Thanks! 🤗
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