2 ms·

But doesn’t flock also require installing a utils package? The docker people, recently being forced to choose a life of mass migration, would greatly appreciate

But doesn’t flock also require installing a utils package? The docker people, recently being forced to choose a life of mass migration, would greatly appreciate tools which do not introduce additional overhead to be carried across the whaling sea to the kubed podlands.

kbenson 5y ago
$ rpm -qi moreutils | grep Size Size : 194354 $ rpm -qi util-linux | grep Size Size : 11565734 So, < 200k compared to > 11MB based on compressed package, or if you want more specific counts for moreutils: $ rpm -ql moreutils | grep -v build-id | xargs du -hc 4.0K /usr/bin/chronic 4.0K /usr/bin/combine 20K /usr/bin/errno 24K /usr/bin/ifdata 16K /usr/bin/ifne 20K /usr/bin/isutf8 16K /usr/bin/lckdo 16K /usr/bin/mispipe 16K /usr/bin/pee 20K /usr/bin/sponge 8.0K /usr/bin/ts 8.0K /usr/bin/vidir 4.0K /usr/bin/vipe 4.0K /usr/bin/zrun 24K /usr/share/doc/moreutils 4.0K /usr/share/man/man1/chronic.1.gz ... 4.0K /usr/share/man/man1/zrun.1.gz 260K total The very small utils are actually perl scripts so there's a few dependencies it may pull in there (especially if there's no Perl in the container already, but this is for CentOS so people might be using different base containers. But honestly, a package made that excludes the perl portions would be ideal for containers. From what I can tell, there's no other libraries used except glibc, and then you get most of those implemented in ~20k or less each. $ rpm -ql moreutils | grep bin/ | xargs -n1 ldd | cut -d'(' -f1 | sort | uniq /lib64/ld-linux-x86-64.so.2 libc.so.6 => /lib64/libc.so.6 linux-vdso.so.1 not a dynamic executable If the perl was split into separate packages (CentOS already ships moreutils and moreutils-parallel to split that out), that would be ideal for containers for the portions that are binaries, IMO.

kbenson 5y ago

$ rpm -qi moreutils | grep Size Size : 194354 $ rpm -qi util-linux | grep Size Size : 11565734 So, < 200k compared to > 11MB based on compressed package, or if you want more specific counts for moreutils: $ rpm -ql moreutils | grep -v build-id | xargs du -hc 4.0K /usr/bin/chronic 4.0K /usr/bin/combine 20K /usr/bin/errno 24K /usr/bin/ifdata 16K /usr/bin/ifne 20K /usr/bin/isutf8 16K /usr/bin/lckdo 16K /usr/bin/mispipe 16K /usr/bin/pee 20K /usr/bin/sponge 8.0K /usr/bin/ts 8.0K /usr/bin/vidir 4.0K /usr/bin/vipe 4.0K /usr/bin/zrun 24K /usr/share/doc/moreutils 4.0K /usr/share/man/man1/chronic.1.gz ... 4.0K /usr/share/man/man1/zrun.1.gz 260K total The very small utils are actually perl scripts so there's a few dependencies it may pull in there (especially if there's no Perl in the container already, but this is for CentOS so people might be using different base containers. But honestly, a package made that excludes the perl portions would be ideal for containers. From what I can tell, there's no other libraries used except glibc, and then you get most of those implemented in ~20k or less each. $ rpm -ql moreutils | grep bin/ | xargs -n1 ldd | cut -d'(' -f1 | sort | uniq /lib64/ld-linux-x86-64.so.2 libc.so.6 => /lib64/libc.so.6 linux-vdso.so.1 not a dynamic executable If the perl was split into separate packages (CentOS already ships moreutils and moreutils-parallel to split that out), that would be ideal for containers for the portions that are binaries, IMO.