*** Bug 1908436 has been marked as a duplicate of this bug. ***

Cluster version is 4.6.0-0.nightly-2021-01-21-220319
[root@preserve-olm-env data]# oc -n openshift-operator-lifecycle-manager  exec catalog-operator-6d78875646-s4stq -- olm --version
OLM version: 0.16.1
git commit: 09f6590a10e4925e7382e1a389c002d761e341fb


1, Install two cluster-scoped operators, and there are no DEBUG level logs in the olm logs. 
[root@preserve-olm-env data]# oc get sub -A
NAMESPACE             NAME                              PACKAGE                           SOURCE                CHANNEL
openshift-operators   akka-cluster-operator-certified   akka-cluster-operator-certified   certified-operators   beta
openshift-operators   etcd                              etcd                              community-operators   clusterwide-alpha


[root@preserve-olm-env data]# oc get pods
NAME                                READY   STATUS    RESTARTS   AGE
catalog-operator-6d78875646-s4stq   1/1     Running   0          46m
olm-operator-56644cfc55-nnm2b       1/1     Running   0          46m
packageserver-54dbc84cdf-9286c      1/1     Running   0          38m
packageserver-54dbc84cdf-j9bdx      1/1     Running   0          38m
[root@preserve-olm-env data]# oc logs catalog-operator-6d78875646-s4stq > catalog.22
[root@preserve-olm-env data]# ls -lh catalog.22
-rw-r--r--. 1 root root 64K Jan 22 07:26 catalog.22


[root@preserve-olm-env data]# cat catalog.22 |grep -i debug
[root@preserve-olm-env data]# 

LGTM, verify it.

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (OpenShift Container Platform 4.6.15 bug fix update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2021:0235