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sjmcefc2 Gentoo 下基本不存在升挂的问题,升级前系统会进行依赖检查,通不过不让你升,给个最近几年升级 glibc 的纪录:
Sat Oct 29 14:14:19 2016 >>> sys-libs/glibc-2.22-r4
Sat Jan 21 20:30:04 2017 >>> sys-libs/glibc-2.23-r3
Mon Oct 9 14:00:53 2017 >>> sys-libs/glibc-2.23-r4
Sat Nov 11 16:17:45 2017 >>> sys-libs/glibc-2.25-r8
Sat Nov 25 12:38:04 2017 >>> sys-libs/glibc-2.25-r9
Mon Jan 8 17:36:13 2018 >>> sys-libs/glibc-2.25-r9
Sat Feb 10 12:56:05 2018 >>> sys-libs/glibc-2.25-r10
Sat Mar 31 12:56:13 2018 >>> sys-libs/glibc-2.25-r11
Sat Jul 21 18:13:20 2018 >>> sys-libs/glibc-2.26-r7
Sat Oct 27 12:56:52 2018 >>> sys-libs/glibc-2.27-r6
Sat Apr 6 12:58:19 2019 >>> sys-libs/glibc-2.28-r5
Sat Apr 13 12:57:27 2019 >>> sys-libs/glibc-2.28-r6