release-22.2: kv: expose env var to configure raft entry cache size #106171
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Backport 1/1 commits from #105799.
/cc @cockroachdb/release
Release justification: adding env var for configurability.
Informs #98666.
This commit introduces a new
COCKROACH_RAFT_ENTRY_CACHE_SIZE
which can be used to configure the size of the raft entry cache. The default value is 16 MiB.Release note: None