From: Mike Marshall <hubcap@omnibond.com>
To: Martin Brandenburg <martin@omnibond.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
Stephen Rothwell <sfr@canb.auug.org.au>
Subject: Re: Orangefs ABI documentation
Date: Thu, 18 Feb 2016 15:08:16 -0500 [thread overview]
Message-ID: <CAOg9mSSRebK0WMQHVD3Ne7R0+sdzO+o-mJcxX626X6UzEFsPpg@mail.gmail.com> (raw)
In-Reply-To: <alpine.BSO.2.20.1602181449280.29280@server1.sysblue.org>
I haven't been trussing it... it reports EINVAL to stderr... I find
the ops to look
at in the debug output by looking for the -22...
(373) open ./clients/client8/~dmtmp/PARADOX/STUDENTS.DB failed for
handle 9981 (Invalid argument)
I just got the whacky code <g> from Al's last message to compile, I'll
have results from that soon...
-Mike
On Thu, Feb 18, 2016 at 2:49 PM, Martin Brandenburg <martin@omnibond.com> wrote:
> On Thu, 18 Feb 2016, Mike Marshall wrote:
>
>> Still busted, exactly the same, I think. The doomed op gets a good
>> return code from is_daemon_in_service in service_operation but
>> gets EAGAIN from wait_for_matching_downcall... an edge case kind of
>> problem.
>>
>> Here's the raw (well, slightly edited for readability) logs showing
>> the doomed op and subsequent failed op that uses the bogus handle
>> and fsid from the doomed op.
>>
>>
>>
>> Alloced OP (ffff880012898000: 10889 OP_CREATE)
>> service_operation: orangefs_create op:ffff880012898000:
>>
>>
>>
>> wait_for_matching_downcall: operation purged (tag 10889, ffff880012898000, att 0
>> service_operation: wait_for_matching_downcall returned -11 for ffff880012898000
>> Interrupted: Removed op ffff880012898000 from htable_ops_in_progress
>> tag 10889 (orangefs_create) -- operation to be retried (1 attempt)
>> service_operation: orangefs_create op:ffff880012898000:
>> service_operation:client core is NOT in service, ffff880012898000
>>
>>
>>
>> service_operation: wait_for_matching_downcall returned 0 for ffff880012898000
>> service_operation orangefs_create returning: 0 for ffff880012898000
>> orangefs_create: PPTOOLS1.PPA:
>> handle:00000000-0000-0000-0000-000000000000: fsid:0:
>> new_op:ffff880012898000: ret:0:
>>
>>
>>
>> Alloced OP (ffff880012888000: 10958 OP_GETATTR)
>> service_operation: orangefs_inode_getattr op:ffff880012888000:
>> service_operation: wait_for_matching_downcall returned 0 for ffff880012888000
>> service_operation orangefs_inode_getattr returning: -22 for ffff880012888000
>> Releasing OP (ffff880012888000: 10958
>> orangefs_create: Failed to allocate inode for file :PPTOOLS1.PPA:
>> Releasing OP (ffff880012898000: 10889
>>
>>
>>
>>
>> What I'm testing with differs from what is at kernel.org#for-next by
>> - diffs from Al's most recent email
>> - 1 souped up gossip message
>> - changed 0 to OP_VFS_STATE_UNKNOWN one place in service_operation
>> - reinit_completion(&op->waitq) in orangefs_clean_up_interrupted_operation
>>
>>
>>
>
> Mike,
>
> what error do you get from userspace (i.e. from dbench)?
>
> open("./clients/client0/~dmtmp/EXCEL/5D7C0000", O_RDWR|O_CREAT, 0600) = -1 ENODEV (No such device)
>
> An interesting note is that I can't reproduce at all
> with only one dbench process. It seems there's not
> enough load.
>
> I don't see how the kernel could return ENODEV at all.
> This may be coming from our client-core.
>
> -- Martin
next prev parent reply other threads:[~2016-02-18 20:08 UTC|newest]
Thread overview: 111+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-15 21:46 Orangefs ABI documentation Mike Marshall
2016-01-22 7:11 ` Al Viro
2016-01-22 11:09 ` Mike Marshall
2016-01-22 16:59 ` Mike Marshall
2016-01-22 17:08 ` Al Viro
2016-01-22 17:40 ` Mike Marshall
2016-01-22 17:43 ` Al Viro
2016-01-22 18:17 ` Mike Marshall
2016-01-22 18:37 ` Al Viro
2016-01-22 19:07 ` Mike Marshall
2016-01-22 19:21 ` Mike Marshall
2016-01-22 20:04 ` Al Viro
2016-01-22 20:30 ` Mike Marshall
2016-01-23 0:12 ` Al Viro
2016-01-23 1:28 ` Al Viro
2016-01-23 2:54 ` Mike Marshall
2016-01-23 19:10 ` Al Viro
2016-01-23 19:24 ` Mike Marshall
2016-01-23 21:35 ` Mike Marshall
2016-01-23 22:05 ` Al Viro
2016-01-23 21:40 ` Al Viro
2016-01-23 22:36 ` Mike Marshall
2016-01-24 0:16 ` Al Viro
2016-01-24 4:05 ` Al Viro
2016-01-24 22:12 ` Mike Marshall
2016-01-30 17:22 ` Al Viro
2016-01-26 19:52 ` Martin Brandenburg
2016-01-30 17:34 ` Al Viro
2016-01-30 18:27 ` Al Viro
2016-02-04 23:30 ` Mike Marshall
2016-02-06 19:42 ` Al Viro
2016-02-07 1:38 ` Al Viro
2016-02-07 3:53 ` Al Viro
2016-02-07 20:01 ` [RFC] bufmap-related wait logics (Re: Orangefs ABI documentation) Al Viro
2016-02-08 22:26 ` Orangefs ABI documentation Mike Marshall
2016-02-08 23:35 ` Al Viro
2016-02-09 3:32 ` Al Viro
2016-02-09 14:34 ` Mike Marshall
2016-02-09 17:40 ` Al Viro
2016-02-09 21:06 ` Al Viro
2016-02-09 22:25 ` Mike Marshall
2016-02-11 23:36 ` Mike Marshall
2016-02-09 22:02 ` Mike Marshall
2016-02-09 22:16 ` Al Viro
2016-02-09 22:40 ` Al Viro
2016-02-09 23:13 ` Al Viro
2016-02-10 16:44 ` Al Viro
2016-02-10 21:26 ` Al Viro
2016-02-11 23:54 ` Mike Marshall
2016-02-12 0:55 ` Al Viro
2016-02-12 12:13 ` Mike Marshall
2016-02-11 0:44 ` Al Viro
2016-02-11 3:22 ` Mike Marshall
2016-02-12 4:27 ` Al Viro
2016-02-12 12:26 ` Mike Marshall
2016-02-12 18:00 ` Martin Brandenburg
2016-02-13 17:18 ` Mike Marshall
2016-02-13 17:47 ` Al Viro
2016-02-14 2:56 ` Al Viro
2016-02-14 3:46 ` [RFC] slot allocator - waitqueue use review needed (Re: Orangefs ABI documentation) Al Viro
2016-02-14 4:06 ` Al Viro
2016-02-16 2:12 ` Al Viro
2016-02-16 19:28 ` Al Viro
2016-02-14 22:31 ` Orangefs ABI documentation Mike Marshall
2016-02-14 23:43 ` Al Viro
2016-02-15 17:46 ` Mike Marshall
2016-02-15 18:45 ` Al Viro
2016-02-15 22:32 ` Martin Brandenburg
2016-02-15 23:04 ` Al Viro
2016-02-16 23:15 ` Mike Marshall
2016-02-16 23:36 ` Al Viro
2016-02-16 23:54 ` Al Viro
2016-02-17 19:24 ` Mike Marshall
2016-02-17 20:11 ` Al Viro
2016-02-17 21:17 ` Al Viro
2016-02-17 22:24 ` Mike Marshall
2016-02-17 22:40 ` Martin Brandenburg
2016-02-17 23:09 ` Al Viro
2016-02-17 23:15 ` Al Viro
2016-02-18 0:04 ` Al Viro
2016-02-18 11:11 ` Al Viro
2016-02-18 18:58 ` Mike Marshall
2016-02-18 19:20 ` Al Viro
2016-02-18 19:49 ` Martin Brandenburg
2016-02-18 20:08 ` Mike Marshall [this message]
2016-02-18 20:22 ` Mike Marshall
2016-02-18 20:38 ` Mike Marshall
2016-02-18 20:52 ` Al Viro
2016-02-18 21:50 ` Mike Marshall
2016-02-19 0:25 ` Al Viro
2016-02-19 22:11 ` Mike Marshall
2016-02-19 22:22 ` Al Viro
2016-02-20 12:14 ` Mike Marshall
2016-02-20 13:36 ` Al Viro
2016-02-22 16:20 ` Mike Marshall
2016-02-22 21:22 ` Mike Marshall
2016-02-23 21:58 ` Mike Marshall
2016-02-26 20:21 ` Mike Marshall
2016-02-19 22:32 ` Al Viro
2016-02-19 22:45 ` Martin Brandenburg
2016-02-19 22:50 ` Martin Brandenburg
2016-02-18 20:49 ` Al Viro
2016-02-15 22:47 ` Mike Marshall
2016-01-23 22:46 ` write() semantics (Re: Orangefs ABI documentation) Al Viro
2016-01-23 23:35 ` Linus Torvalds
2016-03-03 22:25 ` Mike Marshall
2016-03-04 20:55 ` Mike Marshall
2016-01-22 20:51 ` Orangefs ABI documentation Mike Marshall
2016-01-22 23:53 ` Mike Marshall
2016-01-22 19:54 ` Al Viro
2016-01-22 19:50 ` Al Viro
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