Control: close -1 On Fri, 20 Dec 2019 11:25:03 +0100 Michael Biebl <[email protected]> wrote: > Control: severity -1 minor > > Am 18.12.19 um 15:28 schrieb Dejan Muhamedagic: > > Package: systemd > > Version: 241-7~deb10u2 > > Severity: important > > > > Dear Maintainer, > > > > Listing systemd units takes more than a second on a rather fast > > system: > > > > # time systemctl list-unit-files | wc > > 351 703 19219 > > > > real 0m1.107s > > user 0m0.000s > > sys 0m0.013s > > > > Adding a filter makes it run twice as long: > > > > # time systemctl --state=enabled list-unit-files | wc > > 63 127 2890 > > > > real 0m2.153s > > user 0m0.010s > > sys 0m0.002s > > > > During this time, the PID 1 (systemd) makes an inordinate number > > of file access system calls (counts, from the strace output): > > > > 1 accept4 > > 1 getsockname > > 1 sendmsg > > 2 setsockopt > > 3 epoll_ctl > > 3 recvmsg > > 4 clock_gettime > > 4 epoll_wait > > 7 getsockopt > > 496 read > > 30535 fstat > > 33505 close > > 39334 getdents64 > > 40030 fcntl > > 45839 openat > > 98565 readlinkat > > > > This is a serious usability problem because of the perceived > > delay during interactive work. > > > This behaviour is observed on several installations of the > > up-to-date Debian Buster. This seems to be a regression compared > > to the Stretch version: > > > > # systemctl --version > > systemd 232 > > +PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP > > +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID > > +ELFUTILS +KMOD +IDN
This is tracked upstream, there are no patches nor configuration downstream, closing. -- Kind regards, Luca Boccassi
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