Oh, by the way, Jimmy. Every time apt-get dist-upgrade's the kernel I
subsequently reboot from the command line; hence I am running the
latest kernel that GCE team makes available
On Fri, Mar 21, 2014 at 9:30 PM, Jose R R <Jose.r.r@metztli-it.com> wrote:
> Thanks Jimmy, I will try the gcutil resetinstance; looking at may GCE console
>
> https://twitter.com/Metztli_IT/status/447226775483858944/photo/1/large
>
> I think I may switch DNS to CloudFlare for resilience on this
> instance. First time it happens (sigh)
>
> Thank you, Jeremy, as well.
>
>
> Best Professional Regards
>
> On Fri, Mar 21, 2014 at 9:23 PM, Jimmy Kaplowitz <jkaplowitz@google.com> wrote:
>> gcutil resetinstance is a reasonable idea. That is the equivalent of
>> pressing a hard reset button on the system. Alternatively, gcutil
>> deleteinstance and declining when asked about deleting the boot disk (or
>> using --nodelete_boot_pd) is the equivalent of sending an ACPI power down
>> signal (there is no equivalent signal for soft reboots) and freeing up the
>> CPU, unreserved IP addresses, RAM, etc.
>>
>> Neither of these deletes your disk - the disk is called persistent disk for
>> a reason. (The soon-to-vanish v1beta16 API offered scratch disks, but unless
>> you're using a gcutil from before early December, you would have had to
>> choose that API explicitly.) I've used both commands many times, including
>> on critical instances.
>>
>> If you do ever delete and re-add the instance, you can give gcutil
>> addinstance a flag like --disk=<old instance name>,boot instead of
>> specifying an image to boot off the existing disk.
>>
>> Also, if you apt-get upgraded without rebooting, the kernel is the same one
>> you first booted with. However unless something got killed via OOM, I can't
>> see how the old kernel's memory leak would be related.
>>
>> Yes, I meant #debian-cloud on IRC. (As Jeremy said, that's irc.debian.org,
>> also known as OFTC.) I'm Hydroxide there.
>>
>> Heading to sleep soon - it is indeed evening here and I'm on an unusually
>> early schedule this week.
>>
>> Good luck!
>>
>> - Jimmy
>>
>>
>> On Fri, Mar 21, 2014 at 9:01 PM, Jose R R <Jose.r.r@metztli-it.com> wrote:
>>>
>>> Hi Jimmy-
>>>
>>> Sorry I did not think anybody would reply as quickly on a Friday
>>> evening (Calironia).
>>>
>>> I had not experienced any issues since approximately 2 months ago that
>>> I started the instance with Salt/Libcloud as a proof of concept.
>>> Accordingly the image has been upgraded since then with apt-get
>>> update/dist-upgrade.
>>>
>>> gcutil getserialportoutput ouputs a long output and at the end I get
>>> copious output with tail related to the database, example:
>>>
>>> Mar 21 20:23:31 my-google-instance mysqld: 0 [0, 0, 0, 0] ,
>>> Mar 21 20:23:43 my-google-instance mysqld: ibuf aio reads:140321
>>> 20:23:43 [Warning] Aborted connection 58427 to db: 'my-sql-db' user:
>>> 'my-self' host: 'localhost' (Unknown error)
>>> Mar 21 20:25:49 my-google-instance mysqld: 140321 20:25:49 [Warning]
>>> Aborted connection 58378 to db: 'my-sql-db' user: 'my-self' host:
>>> 'localhost' (Unknown error)
>>>
>>> I was going to try gcutil resetinstance to reboot my instance but I am
>>> not sure if it will wipe out my served content.
>>>
>>>
>>> Best Professional regards.
>>>
>>> PS. #debian-cloud irc?
>>>
>>>
>>> On Fri, Mar 21, 2014 at 7:27 PM, Jimmy Kaplowitz <jkaplowitz@google.com>
>>> wrote:
>>> > Hi Jose,
>>> >
>>> > No, us-central1-b should be working. Does gcutil getserialportoutput
>>> > (or
>>> > the equivalent web console view) show anything informative? Might be an
>>> > OOM,
>>> > a kernel panic, really any of the possibilities for a normal system.
>>> >
>>> > I won't be awake many more hours, but I can briefly discuss in
>>> > #debian-cloud
>>> > if you'd like.
>>> >
>>> > One thing to note is that a memory leak in the virtio-scsi driver got
>>> > fixed
>>> > in the Debian 7.4 kernel, and is also absent from the backports kernel.
>>> > Either of these is recommended over older Debian kernels.
>>> >
>>> > We released our 7.4 images earlier this week, though of course apt-get
>>> > upgrade would have gotten you that sooner, and the backports image
>>> > already
>>> > offered a newer kernel partly for this reason.
>>> >
>>> > - Jimmy
>>> >
>>> > On Mar 21, 2014 7:10 PM, "Jose R R" <Jose.r.r@metztli-it.com> wrote:
>>> >>
>>> >> Niltze [hi!]-
>>> >>
>>> >> I am running a small Debian instance on GCE on us-central1-b (from
>>> >> another email account than this one) and was wondering if there it's
>>> >> undergoing maintenance; otherwise I think it is being being DoS DDoS
>>> >> since
>>> >>
>>> >> gcutil nor ssh are not able to connect; nor the web server displays
>>> >> anything (loading...)
>>> >>
>>> >> If anyone from GCE reads this I'd appreciate your input.
>>> >>
>>> >>
>>> >> Best Professional Regards.
>>> >>
>>> >> --
>>> >> Jose R R
>>> >> http://www.metztli-it.com
>>> >>
>>> >>
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