IOAccounting values not reported correctly in systemctl status #33482
Description
systemd version the issue has been seen with
256.1-1-arch-g34ba18b
Used distribution
Arch-Testing
Linux kernel version used
6.9.6-arch1-1
CPU architectures issue was seen on
x86_64
Component
systemd
Expected behaviour you didn't see
systemctl show systemd-journald.service -p IOReadBytes -p IOWriteBytes
IOReadBytes=7393280
IOWriteBytes=15613952
should return the correct number of read/written io bytes, as reported in the io.stat cgroup file.
Unexpected behaviour you saw
$ systemctl show systemd-journald.service -p IOReadBytes -p IOWriteBytes
IOReadBytes=0
IOWriteBytes=0
$ cat /sys/fs/cgroup/system.slice/systemd-journald.service/io.stat
8:0 rbytes=16728064 wbytes=0 rios=350 wios=2 dbytes=0 dios=0
254:0 rbytes=16728064 wbytes=7294976 rios=350 wios=816 dbytes=0 dios=0
Steps to reproduce the problem
setup system.conf for default IO accounting
[Manager]
DefaultCPUAccounting=yes
DefaultIOAccounting=yes
DefaultBlockIOAccounting=yes
DefaultIPAccounting=yes
DefaultLimitCORE=infinity
Additional program output to the terminal or log subsystem illustrating the issue
No response