Bug 1711240

Summary:	[GNFS] gf_nfs_mt_inode_ctx serious memory leak
Product:	[Community] GlusterFS	Reporter:	Xie Changlong <xiechanglong>
Component:	nfs	Assignee:	bugs <bugs>
Status:	CLOSED NEXTRELEASE	QA Contact:
Severity:	unspecified	Docs Contact:
Priority:	medium
Version:	mainline	CC:	atumball, bugs, rhs-bugs, sankarshan, skoduri, vbellur
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Clones:	1779284 1781543 (view as bug list)		Environment:
Last Closed:	2019-05-23 08:49:54 UTC	Type:	Bug
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Bug Blocks:	1781543

Description Xie Changlong 2019-05-17 10:18:52 UTC

Description of problem:

gf_nfs_mt_inode_ctx leak

[nfs/server.nfs-server - usage-type gf_nfs_mt_inode_ctx memusage]
size=2628907920
num_allocs=109537830
max_size=2628907920
max_num_allocs=109537830
total_allocs=109537830

Version-Release number of selected component (if applicable):

latest master branch

How reproducible:

high read or write activities


Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:

Comment 2 Xie Changlong 2019-05-17 10:20:17 UTC

unlink file nerver invoke nfs_forget

Comment 3 Amar Tumballi 2019-05-17 10:35:53 UTC

Which version of Gluster Release is it?

Comment 4 Worker Ant 2019-05-17 10:57:54 UTC

REVIEW: https://review.gluster.org/22738 (inode: fix wrong loop count in __inode_ctx_free) posted (#1) for review on master by Xie Changlong

Comment 5 Xie Changlong 2019-05-17 11:03:41 UTC

@Amar Tumballi  test gnfs with master branch 836e5b6b, nfs_forget never call. It seems glusterfs-3.12.2-47.el7 also has this problem.

Comment 6 Worker Ant 2019-05-23 08:49:54 UTC

REVIEW: https://review.gluster.org/22738 (inode: fix wrong loop count in __inode_ctx_free) merged (#4) on master by Xavi Hernandez