Project

General

Profile

Actions
Copy link

Feature #24285

closed

mgr: add module which displays current usage of file system (`fs top`)

Added by Patrick Donnelly almost 6 years ago. Updated over 3 years ago.

Status:
Resolved
Priority:
High
Assignee:
Venky Shankar
Category:
Performance/Resource Usage
Target version:
Ceph - v16.0.0
% Done:

0%

Source:
Development
Tags:
Backport:
Reviewed:
Affected Versions:
Component(FS):
Client, MDS, MDSMonitor, kceph, tools
Labels (FS):
task(intern), task(medium)
Pull request ID:
29951

Description

It would ideally provide a list of sessions doing I/O, what kind of I/O, bandwidth of reads/writes, etc. Also the same information in aggregate form. The other metrics of general interest: caps outstanding, MDS cache size (broken down by type?), cache utilization/hits, client cache utilization (#26996), etc.

Related issues 7 (1 open — 6 closed)

Related to CephFS - Bug #24004: mds: curate priority of perf counters sent to mgrResolvedVenky Shankar05/03/2018

Actions
Related to CephFS - Feature #26996: cephfs: get capability cache hits by clients to provide introspection on effectiveness of client cachingResolvedVenky Shankar

Actions
Related to CephFS - Feature #36253: cephfs: clients should send usage metadata to MDSs for administration/monitoringResolvedVenky Shankar

Actions
Related to CephFS - Feature #41824: mds: aggregate subtree authorities for display in `fs top`NewNeeraj Pratap Singh

Actions
Related to Linux kernel client - Feature #43215: kclient: send usage metrics to MDSResolvedXiubo Li

Actions
Related to CephFS - Feature #43423: mds: collect and show the dentry lease metricResolvedXiubo Li

Actions
Has duplicate CephFS - Bug #36252: cephfs: `ceph fs top` commandDuplicate

Actions
Actions
Copy link

Also available in: Atom PDF