Bug #14954: BlueStore: met assert when write size==bluestore_overlay_max_length - Ceph - Ceph

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Bug #14954

closed

BlueStore: met assert when write size==bluestore_overlay_max_length

Added by jianpeng ma about 8 years ago. Updated about 7 years ago.

Status:

Rejected

Priority:

Normal

Assignee:

jianpeng ma

Category:

Target version:

% Done:

Source:

other

Tags:

Backport:

Regression:

Severity:

3 - minor

Reviewed:

Affected Versions:

ceph-qa-suite:

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

Suppose set bluestore_overlay_max_length == bluestore_min_alloc_size && bluestore_overlay_max > 0.
write(bluestore_min_alloc_size, offset=0). It will met those errors:
0> 2016-03-03 18:32:22.089828 7f2719572700 -1 os/bluestore/BlueStore.cc: In function 'int BlueStore::_do_write(BlueStore::TransContext*, BlueStore::CollectionRef&, BlueStore::OnodeRef, uint64_t, uint64_t, ceph::bufferlist&, uint32_t)' thread 7f2719572700 time 2016-03-03 18:32:22.083797
os/bluestore/BlueStore.cc: 5601: FAILED assert(0 == "leaked unwritten extent")

ceph version 10.0.3-2621-g045ad3d (045ad3d2a5bf85698d9d28e8e47bfe3ec2a136af)
 1: (ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x80) [0x55a57b3990a0]
 2: (BlueStore::_do_write(BlueStore::TransContext*, boost::intrusive_ptr&lt;BlueStore::Collection&gt;&, boost::intrusive_ptr&lt;BlueStore::Onode&gt;, unsigned long, unsigned long, ceph::buffer::list&, unsigned int)+0x302a) [0x55a57afd7b9a]
 3: (BlueStore::_write(BlueStore::TransContext*, boost::intrusive_ptr&lt;BlueStore::Collection&gt;&, boost::intrusive_ptr&lt;BlueStore::Onode&gt;&, unsigned long, unsigned long, ceph::buffer::list&, unsigned int)+0x2ee) [0x55a57afd873e]
 4: (BlueStore::_txc_add_transaction(BlueStore::TransContext*, ObjectStore::Transaction*)+0xcd4) [0x55a57aff0d94]
 5: (BlueStore::queue_transactions(ObjectStore::Sequencer*, std::vector&lt;ObjectStore::Transaction, std::allocator&lt;ObjectStore::Transaction&gt; >&, std::shared_ptr&lt;TrackedOp&gt;, ThreadPool::TPHandle*)+0x4cb) [0x55a57aff382b]
 6: (ReplicatedPG::queue_transactions(std::vector&lt;ObjectStore::Transaction, std::allocator&lt;ObjectStore::Transaction&gt; >&, std::shared_ptr&lt;OpRequest&gt;)+0x81) [0x55a57ae6eff1]
 7: (void ReplicatedBackend::sub_op_modify_impl&lt;MOSDRepOp, 112&gt;(std::shared_ptr&lt;OpRequest&gt;)+0xc2d) [0x55a57aed585d]
 8: (ReplicatedBackend::sub_op_modify(std::shared_ptr&lt;OpRequest&gt;)+0x44) [0x55a57aebf8b4]
 9: (ReplicatedBackend::handle_message(std::shared_ptr&lt;OpRequest&gt;)+0x2fb) [0x55a57aebfc3b]
 10: (ReplicatedPG::do_request(std::shared_ptr&lt;OpRequest&gt;&, ThreadPool::TPHandle&)+0xbd) [0x55a57ae1326d]
 11: (OSD::dequeue_op(boost::intrusive_ptr&lt;PG&gt;, std::shared_ptr&lt;OpRequest&gt;, ThreadPool::TPHandle&)+0x411) [0x55a57acbb131]
 12: (PGQueueable::RunVis::operator()(std::shared_ptr&lt;OpRequest&gt;&)+0x52) [0x55a57acbb382]
 13: (OSD::ShardedOpWQ::_process(unsigned int, ceph::heartbeat_handle_d*)+0x6e1) [0x55a57acd50c1]
 14: (ShardedThreadPool::shardedthreadpool_worker(unsigned int)+0x734) [0x55a57b3892e4]
 15: (ShardedThreadPool::WorkThreadSharded::entry()+0x10) [0x55a57b38c3f0]
 16: (()+0x760a) [0x7f2737a1360a]
 17: (clone()+0x6d) [0x7f27359bca4d]
 NOTE: a copy of the executable, or `objdump -rdS &lt;executable&gt;` is needed to interpret this.