Linux 如何查找大文件

[root@cloud ~]# find / -size +100M  -print0 | xargs -0 du -h
571M	/opt/tar/mysql-5.7.23-1.el7.x86_64.rpm-bundle.tar
109M	/opt/tar/elasticsearch-6.6.0.tar.gz
102M	/usr/lib/locale/locale-archive
136M	/usr/local/qcloud/YunJing/VulnerDetect/yhvs/Packages


[root@cloud ~]# find / -size +1000M


[root@cloud ~]# find / -name fix.txt

[root@cloud ~]# cat 20190929.txt |grep -n FineexWmsTradeConfirm6