public inbox for pbs-devel@lists.proxmox.com
 help / color / mirror / Atom feed
From: "Fabian Grünbichler" <f.gruenbichler@proxmox.com>
To: Oguz Bektas <o.bektas@proxmox.com>,
	Proxmox Backup Server development discussion
	<pbs-devel@lists.proxmox.com>
Subject: Re: [pbs-devel] [PATCH backup] fix #2909: handle missing chunks gracefully in garbage collection
Date: Wed, 05 Aug 2020 12:11:37 +0200	[thread overview]
Message-ID: <1596622203.98gp6kwkr5.astroid@nora.none> (raw)
In-Reply-To: <129568827.330.1596603028183@webmail.proxmox.com>

On August 5, 2020 6:50 am, Dietmar Maurer wrote:
> But now the task finish with status Ok?
> 
> IMHO, this is a serious problem...
>

for verify this should cause the task to fail, but for GC I am not so 
sure. the garbage collection itself is fine (by definition, any missing 
chunk the GC encounters is one that should not be garbage collected), it 
just found an unrelated problem?

>> On 08/04/2020 4:01 PM Oguz Bektas <o.bektas@proxmox.com> wrote:
>> 
>>  
>> instead of bailing and stopping the entire GC process, log the missing
>> chunk errors and continue.
>> 
>> Signed-off-by: Oguz Bektas <o.bektas@proxmox.com>
>> ---
>>  src/backup/datastore.rs | 4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>> 
>> diff --git a/src/backup/datastore.rs b/src/backup/datastore.rs
>> index ffd64b81..063fba53 100644
>> --- a/src/backup/datastore.rs
>> +++ b/src/backup/datastore.rs
>> @@ -436,8 +436,8 @@ impl DataStore {
>>              tools::fail_on_shutdown()?;
>>              let digest = index.index_digest(pos).unwrap();
>>              if let Err(err) = self.chunk_store.touch_chunk(digest) {
>> -                bail!("unable to access chunk {}, required by {:?} - {}",
>> -                      proxmox::tools::digest_to_hex(digest), file_name, err);
>> +                worker.log(&format!("warning: unable to access chunk {}, required by {:?} - {}",
>> +                      proxmox::tools::digest_to_hex(digest), file_name, err));
>>              }
>>          }
>>          Ok(())
>> -- 
>> 2.20.1
>> 
>> 
>> _______________________________________________
>> pbs-devel mailing list
>> pbs-devel@lists.proxmox.com
>> https://lists.proxmox.com/cgi-bin/mailman/listinfo/pbs-devel
> 
> 
> _______________________________________________
> pbs-devel mailing list
> pbs-devel@lists.proxmox.com
> https://lists.proxmox.com/cgi-bin/mailman/listinfo/pbs-devel
> 
> 
> 




  reply	other threads:[~2020-08-05 10:12 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-04 14:01 Oguz Bektas
2020-08-05  4:50 ` Dietmar Maurer
2020-08-05 10:11   ` Fabian Grünbichler [this message]
2020-08-05 10:15     ` Oguz Bektas

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1596622203.98gp6kwkr5.astroid@nora.none \
    --to=f.gruenbichler@proxmox.com \
    --cc=o.bektas@proxmox.com \
    --cc=pbs-devel@lists.proxmox.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Service provided by Proxmox Server Solutions GmbH | Privacy | Legal