Re: Performance issue of 'git branch'

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Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:

> So curl really must die. It may not matter for the expensive operations, 
> but a lot of scripting is about running all those "cheap" things that just 
> add up over time.

SELinux is the problem, not curl.

On my Arch Linux machine:

   $ ldd bin/git
	linux-vdso.so.1 =>  (0x00007fff42306000)
	libcurl.so.4 => /usr/lib/libcurl.so.4 (0x00007f8714532000)
	libz.so.1 => /usr/lib/libz.so.1 (0x00007f871431d000)
	libcrypto.so.0.9.8 => /usr/lib/libcrypto.so.0.9.8 (0x00007f8713f8f000)
	libpthread.so.0 => /lib/libpthread.so.0 (0x00007f8713d74000)
	libc.so.6 => /lib/libc.so.6 (0x00007f8713a21000)
	librt.so.1 => /lib/librt.so.1 (0x00007f8713819000)
	libssl.so.0.9.8 => /usr/lib/libssl.so.0.9.8 (0x00007f87135ca000)
	libdl.so.2 => /lib/libdl.so.2 (0x00007f87133c6000)
	/lib/ld-linux-x86-64.so.2 (0x00007f8714778000)

Your:

   [torvalds@nehalem git]$ ldd git
	linux-vdso.so.1 =>  (0x00007fff61da7000)
	libcurl.so.4 => /usr/lib64/libcurl.so.4 (0x00007f2f1a498000)
	libz.so.1 => /lib64/libz.so.1 (0x0000003cdb800000)
	libcrypto.so.8 => /usr/lib64/libcrypto.so.8 (0x0000003ba7a00000)
	libpthread.so.0 => /lib64/libpthread.so.0 (0x0000003cdb400000)
	libc.so.6 => /lib64/libc.so.6 (0x0000003cda800000)
	libidn.so.11 => /lib64/libidn.so.11 (0x0000003ceaa00000)
	libssh2.so.1 => /usr/lib64/libssh2.so.1 (0x0000003ba8e00000)
	libldap-2.4.so.2 => /usr/lib64/libldap-2.4.so.2 (0x00007f2f1a250000)
	librt.so.1 => /lib64/librt.so.1 (0x0000003cdbc00000)
	libgssapi_krb5.so.2 => /usr/lib64/libgssapi_krb5.so.2 (0x0000003ce6e00000)
	libkrb5.so.3 => /usr/lib64/libkrb5.so.3 (0x0000003ce7e00000)
	libk5crypto.so.3 => /usr/lib64/libk5crypto.so.3 (0x0000003ce7200000)
	libcom_err.so.2 => /lib64/libcom_err.so.2 (0x0000003ce6a00000)
	libssl3.so => /lib64/libssl3.so (0x0000003490200000)
	libsmime3.so => /lib64/libsmime3.so (0x000000348fe00000)
	libnss3.so => /lib64/libnss3.so (0x000000348f600000)
	libplds4.so => /lib64/libplds4.so (0x0000003cbc800000)
	libplc4.so => /lib64/libplc4.so (0x0000003cbdc00000)
	libnspr4.so => /lib64/libnspr4.so (0x0000003cbd800000)
	libdl.so.2 => /lib64/libdl.so.2 (0x0000003cdb000000)
	/lib64/ld-linux-x86-64.so.2 (0x0000003cda400000)
	libssl.so.8 => /usr/lib64/libssl.so.8 (0x0000003ba7e00000)
	liblber-2.4.so.2 => /usr/lib64/liblber-2.4.so.2 (0x0000003ceee00000)
	libresolv.so.2 => /lib64/libresolv.so.2 (0x0000003ce5600000)
	libsasl2.so.2 => /usr/lib64/libsasl2.so.2 (0x00007f2f1a030000)
	libkrb5support.so.0 => /usr/lib64/libkrb5support.so.0 (0x0000003ce7a00000)
	libkeyutils.so.1 => /lib64/libkeyutils.so.1 (0x0000003ce7600000)
	libnssutil3.so => /lib64/libnssutil3.so (0x000000348fa00000)
	libcrypt.so.1 => /lib64/libcrypt.so.1 (0x00007f2f19df8000)
	libselinux.so.1 => /lib64/libselinux.so.1 (0x0000003cdc400000)
	libfreebl3.so => /lib64/libfreebl3.so (0x00007f2f19b99000)
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