Bug #26901: mds: no throttlers set on incoming messages - CephFS - Ceph

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Bug #26901

open

mds: no throttlers set on incoming messages

Added by Sage Weil over 5 years ago. Updated over 4 years ago.

Status:

New

Priority:

High

Assignee:

Category:

Correctness/Safety

Target version:

% Done:

Source:

Development

Tags:

Backport:

mimic,luminous

Regression:

Severity:

3 - minor

Reviewed:

Affected Versions:

ceph-qa-suite:

Component(FS):

MDS

Labels (FS):

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

This means aggressive clients can consume unbounded mds memory.

See mon/mgr/osd throttlers for comparison:

../src/ceph_mon.cc:  msgr->set_policy_throttlers(entity_name_t::TYPE_CLIENT,
../src/ceph_mon.cc:  msgr->set_policy_throttlers(entity_name_t::TYPE_OSD, daemon_throttler,
../src/ceph_mon.cc:  msgr->set_policy_throttlers(entity_name_t::TYPE_MDS, daemon_throttler,
../src/ceph_osd.cc:  ms_public->set_policy_throttlers(entity_name_t::TYPE_CLIENT,
../src/mgr/DaemonServer.cc:  msgr->set_policy_throttlers(entity_name_t::TYPE_CLIENT,
../src/mgr/DaemonServer.cc:  msgr->set_policy_throttlers(entity_name_t::TYPE_OSD,
../src/mgr/DaemonServer.cc:  msgr->set_policy_throttlers(entity_name_t::TYPE_MDS,
../src/mgr/DaemonServer.cc:  msgr->set_policy_throttlers(entity_name_t::TYPE_MON,