From: "Jérémie Galarneau via lttng-dev" <lttng-dev@lists.lttng.org>
To: "Kramer, Zach" <Zach.Kramer@cognex.com>
Cc: lttng-dev <lttng-dev@lists.lttng.org>,
Philippe Proulx <pproulx@efficios.com>
Subject: Re: [lttng-dev] Question about rotating session limitations
Date: Fri, 13 Aug 2021 10:56:19 -0400 (EDT) [thread overview]
Message-ID: <1088457655.14235.1628866579209.JavaMail.zimbra@efficios.com> (raw)
In-Reply-To: <DM6PR06MB61863EC46C9025E1C0250F3A91FA9@DM6PR06MB6186.namprd06.prod.outlook.com>
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> From: "lttng-dev" <lttng-dev@lists.lttng.org>
> To: "lttng-dev" <lttng-dev@lists.lttng.org>
> Sent: Friday, August 13, 2021 3:28:14 AM
> Subject: [lttng-dev] Question about rotating session limitations
> Hello,
> On [ https://lttng.org/man/1/lttng-rotate/v2.12/ |
> https://lttng.org/man/1/lttng-rotate/v2.12/ ] one of the limitations is listed
> as:
> The lttng rotate command only works when:
> · No channel was created with a configured trace file count or size limit (see
> the --tracefile-size and --tracefile-count options in [
> https://lttng.org/man/1/lttng-enable-channel/v2.12 | lttng-enable-channel(1) ]
> ).
> However on v2.12.1 I am able to:
> 1. Create a userspace session
> 2. Create a channel w/ configured trace file count and size limit
> 3. Start tracing
> 4. lttng rotate
> Within each chunk these restrictions are respected.
> Therefore my question is what does this limitation actually mean? Is it more so
> in the direction that the archives will not respect these limits because the
> chunks accumulate? Or am I missing the point entirely?
Hi Zach,
I think it's simply a documentation error, probably on my part from misadvising Philippe.
I'll open a change against the manual page.
Thanks for reporting this!
Jérémie
> Thanks,
> Zach
> _______________________________________________
> lttng-dev mailing list
> lttng-dev@lists.lttng.org
> https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
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prev parent reply other threads:[~2021-08-13 15:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-13 7:28 Kramer, Zach via lttng-dev
2021-08-13 14:56 ` Jérémie Galarneau via lttng-dev [this message]
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