grep、awk批量删除

[root@db61 /backup/physical]# ll
total 2261048
drwxr-x--- 6 root root       4096 Jan 17 09:52 2022-01-17_09-51-28
-rw-r----- 1 root root        497 Jan 17 09:58 backup-my.cnf
-rw-r----- 1 root root        481 Jan 17 09:58 ib_buffer_pool
-rw-r----- 1 root root 2147483648 Jan 17 09:58 ibdata1
drwxr-x--- 2 root root       4096 Jan 17 09:58 mysql
drwxr-x--- 2 root root       8192 Jan 17 09:58 performance_schema
drwxr-x--- 2 root root       8192 Jan 17 09:58 sys
drwxr-x--- 2 root root         52 Jan 17 09:58 szh
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo001
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo002
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo003
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo004
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo005
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo006
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo007
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo008
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo009
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo010
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo011
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo012
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo013
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo014
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo015
-rw-r----- 1 root root   10485760 Jan 17 09:58 undo016
-rw-r----- 1 root root         58 Jan 17 09:58 xtrabackup_binlog_info
-rw-r----- 1 root root        141 Jan 17 09:58 xtrabackup_checkpoints
-rw-r----- 1 root root        545 Jan 17 09:58 xtrabackup_info
-rw-r----- 1 root root       2560 Jan 17 09:58 xtrabackup_logfile
[root@db61 /backup/physical]# rm -fr `ll| grep -v 2022|awk '{print $NF}'`
[root@db61 /backup/physical]# ll
total 4
drwxr-x--- 6 root root 4096 Jan 17 09:52 2022-01-17_09-51-28
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