doc/radosgw: add rgw_enable_lc_threads & rgw_enable_gc_threads

Add rgw_enable_lc_threads and rgw_enable_gc_threads to
doc/radosgw/config-ref.rst.

Fixes: https://tracker.ceph.com/issues/58092
Signed-off-by: Zac Dover <zac.dover@proton.me>
(cherry picked from commit 45e5468ea7fc57b1cb60f1936558dc2678adc6fd)

diff --git a/doc/radosgw/config-ref.rst b/doc/radosgw/config-ref.rst
index 405bc727208d08933e09ba6be176e2405a941416..3cd151c80f35168795b9bce23a4cc79205347181 100644 (file)
--- a/doc/radosgw/config-ref.rst
+++ b/doc/radosgw/config-ref.rst
@@ -84,6 +84,11 @@ by increasing :confval:`rgw_lc_max_wp_worker` from the default value of 3.
 .. note:: When looking to tune either of these specific values please validate the
    current Cluster performance and Ceph Object Gateway utilization before increasing.
 
+The lifecycle maintenance thread must also be enabled on at least one RGW
+daemon for each zone. 
+
+.. confval:: rgw_enable_lc_threads
+
 Garbage Collection Settings
 ===========================
 
@@ -136,6 +141,11 @@ default configuration values::
 
 Once these values have been increased from default please monitor for performance of the cluster during Garbage Collection to verify no adverse performance issues due to the increased values.
 
+At least one RGW in each zone must have the garbage collection maintenance
+thread running:
+
+.. confval:: rgw_enable_gc_threads
+
 Multisite Settings
 ==================