perf: fix cpu usage in cache #2262

# to view logs

Job	Run time
Common checks	58s
Build Registry (src, refs/pull/626/merge)	29s
Build Registry (dest, master)	44s
Build ILC (src, refs/pull/626/merge)	6m 28s
Run E2E tests (mysql, mysql, 3306)	3m 52s
Build ILC (dest, master)	8m 59s
Run E2E tests (pg, postgres, 5432)	3m 52s
Test Registry (src, refs/pull/626/merge, sqlite3)	1m 27s
Test Registry (src, refs/pull/626/merge, mysql, mysql, 3306)	1m 26s
Test Registry (src, refs/pull/626/merge, pg, postgres, 5432)	1m 29s
Test Registry (dest, master, sqlite3)	1m 27s
Test Registry (dest, master, mysql, mysql, 3306)	1m 33s
Test Registry (dest, master, pg, postgres, 5432)	1m 27s
PR Coverage Report	8s
Push images to registry	13s
Build documentation	0s
	34m 32s

Provide feedback