[systemd-devel] Q on serial-getty

[Mantas Mikulėnas]

On Wed, Oct 7, 2020 at 9:49 AM Ulrich Windl <
Ulrich.Windl at rz.uni-regensburg.de> wrote:

> Hi!
>
> I'm thinking of configuring a serial getty in SLES15 (systemd-234). First
> I found that there is no manual page describing the service, and second if
> I use "systemctl show serial-getty" ("systemctl show serial-getty@" does
> not work), I get some "funny" numbers:
>
> ...
> UID=4294967295
> GID=4294967295
> ...
> MemoryCurrent=18446744073709551615
> CPUUsageNSec=18446744073709551615
> TasksCurrent=18446744073709551615
> IPIngressBytes=18446744073709551615
> IPIngressPackets=18446744073709551615
> IPEgressBytes=18446744073709551615
> IPEgressPackets=18446744073709551615
> ...
> CPUWeight=18446744073709551615
> StartupCPUWeight=18446744073709551615
> CPUShares=18446744073709551615
> StartupCPUShares=18446744073709551615
> ...
>
> Obviously that number is the unsigned 64-bit representation of -1, but
> considering that no such service is running, the output looks quite odd.
> If -1 means "unknown", why not use that string, or if it means
> "unlimited", why not use that string?
>

This was fixed in systemd-235 several years ago.
https://github.com/systemd/systemd/commit/21771f338d268e06dc9a10b9b08b14ff8217d4be

-- 
Mantas Mikulėnas
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