From: Mikael Magnusson <mikachu@gmail.com>
To: Marlon Richert <marlon.richert@gmail.com>
Cc: Zsh hackers list <zsh-workers@zsh.org>
Subject: Re: $REPORTTIME behaves weirdly on macOS
Date: Thu, 1 Jul 2021 01:13:43 +0200 [thread overview]
Message-ID: <CAHYJk3R_cxQ-VYXb8=to=0MfJyg+8ynj2SU4GUC8MtFMtBHNQg@mail.gmail.com> (raw)
In-Reply-To: <CAHLkEDv-gmCs2tg+QaFUb_L78XoGPhJzp66n7+N0X-fBGva-YA@mail.gmail.com>
On 6/30/21, Marlon Richert <marlon.richert@gmail.com> wrote:
> % REPORTTIME=0
> % sleep 1
> sleep 1 0.00s user 0.00s system 0% cpu 1.008 total
> % REPORTTIME=1
> % sleep 1
> % REPORTTIME=0.99
> % sleep 1
> sleep 1 0.00s user 0.00s system 0% cpu 1.008 total
> % REPORTTIME=1.001
> % sleep 1
> % sleep 2
> % REPORTTIME=1.1
> % sleep 2
> % REPORTTIME=0.99
> % sleep 2
> sleep 2 0.00s user 0.00s system 0% cpu 2.006 total
> %
>
> What's going on here? It seems that when $REPORTTIME >= 1, no time
> output is ever produced.
>
> The exact values here are unique to sleep, but similar behavior can be
> observed for other commands, too, albeit at different thresholds.
REPORTTIME
If nonnegative, commands whose combined user and system execution
times (measured in seconds) are greater than this value have timing
statistics printed for them.
Note the difference between elapsed time (total) and cpu time (user +
system) in your output.
--
Mikael Magnusson
next prev parent reply other threads:[~2021-06-30 23:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-30 18:50 Marlon Richert
2021-06-30 23:13 ` Mikael Magnusson [this message]
2021-07-01 20:05 ` Marlon Richert
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