Re: mv is massively slower on the host rather than in a nspawn chroot, regression somewhere?

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On 1/24/22 01:52, Tom Hughes wrote:

Do you have the nosync plugin enabled in your mock? That
will shim system calls that try and sync to disk and suppress
the actual sync in the name of greater performance.

Tom


I don't think so, my config is

config_opts['chroothome'] = '/builddir'
config_opts['basedir'] = '/var/lib/mock'
config_opts['rpmbuild_timeout'] = 86400
config_opts['chroot_setup_cmd'] = 'install @buildsys-build pigz lbzip2'
config_opts['target_arch'] = 'x86_64'
config_opts['legal_host_arches'] = ('x86_64',)
config_opts['root'] = 'f36-candidate-x86_64'
config_opts['extra_chroot_dirs'] = [ '/run/lock', ]
config_opts['package_manager'] = 'dnf'
config_opts['use_bootstrap'] = True
config_opts['environment']['LANG'] = 'C.UTF-8'
config_opts['releasever'] = '36'
config_opts['rpmbuild_networking'] = False
config_opts['use_host_resolv'] = False
config_opts['dynamic_buildrequires'] = True
config_opts['dynamic_buildrequires_max_loops'] = 10

config_opts['plugin_conf']['root_cache_enable'] = True
config_opts['plugin_conf']['yum_cache_enable'] = True
config_opts['plugin_conf']['ccache_enable'] = True

config_opts['macros']['%_host'] = 'x86_64-koji-linux-gnu'
config_opts['macros']['%_host_cpu'] = 'x86_64'
config_opts['macros']['%vendor'] = 'Koji'
config_opts['macros']['%distribution'] = 'fc36'
config_opts['macros']['%_topdir'] = '/builddir/build'
config_opts['macros']['%_rpmfilename'] = '%%{NAME}-%%{VERSION}-%%{RELEASE}.%%{ARCH}.rpm'
config_opts['macros']['%packager'] = 'Koji'

config_opts['plugin_conf']['package_state_enable'] = False
config_opts['plugin_conf']['ccache_opts']['compress'] = True
config_opts['plugin_conf']['root_cache_opts']['compress_program'] = "pigz"
config_opts['macros']['%__gzip'] = '/usr/bin/pigz'
config_opts['macros']['%__bzip2'] = '/usr/bin/lbzip2'


config_opts['yum.conf'] = """
[main]
keepcache=1
debuglevel=2
reposdir=/dev/null
logfile=/var/log/yum.log
retries=20
obsoletes=1
gpgcheck=0
assumeyes=1
syslog_ident=mock
syslog_device=
install_weak_deps=0
metadata_timer_sync=80000
metadata_expire=80000
mdpolicy=group:primary
best=1
module_platform_id=platform:f36
fastestmirror=1
max_parallel_downloads=8
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