From: Matthew Wilcox <willy@infradead.org>
To: xiaoqiang zhao <zhaoxiaoqiang007@gmail.com>
Cc: Muchun Song <songmuchun@bytedance.com>,
akpm@linux-foundation.org, hannes@cmpxchg.org, mhocko@kernel.org,
vdavydov.dev@gmail.com, shakeelb@google.com, guro@fb.com,
shy828301@gmail.com, alexs@kernel.org, richard.weiyang@gmail.com,
david@fromorbit.com, trond.myklebust@hammerspace.com,
anna.schumaker@netapp.com, jaegeuk@kernel.org, chao@kernel.org,
kari.argillander@gmail.com, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-nfs@vger.kernel.org, zhengqi.arch@bytedance.com,
duanxiongchun@bytedance.com, fam.zheng@bytedance.com,
smuchun@gmail.com
Subject: Re: [PATCH v4 00/17] Optimize list lru memory consumption
Date: Fri, 17 Dec 2021 13:12:55 +0000 [thread overview]
Message-ID: <YbyM17OMHlEmLfhH@casper.infradead.org> (raw)
In-Reply-To: <745ddcd6-77e3-22e0-1f8e-e6b05c644eb4@gmail.com>
On Fri, Dec 17, 2021 at 06:05:00PM +0800, xiaoqiang zhao wrote:
>
>
> 在 2021/12/14 0:53, Muchun Song 写道:
> > This series is based on Linux 5.16-rc3.
> >
> > In our server, we found a suspected memory leak problem. The kmalloc-32
> > consumes more than 6GB of memory. Other kmem_caches consume less than 2GB
> > memory.
> >
> > After our in-depth analysis, the memory consumption of kmalloc-32 slab
> > cache is the cause of list_lru_one allocation.
>
> IIUC, you mean: "the memory consumption of kmalloc-32 slab cache is
> caused by list_lru_one allocation"
>
Please trim the unnecessary parts. You quoted almost 200 extra lines
after this that I (and everybody else reading) have to look through
to see if you said anything else.
next prev parent reply other threads:[~2021-12-17 13:13 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-13 16:53 [PATCH v4 00/17] Optimize list lru memory consumption Muchun Song
2021-12-13 16:53 ` [PATCH v4 01/17] mm: list_lru: optimize memory consumption of arrays of per cgroup lists Muchun Song
2021-12-14 13:38 ` Johannes Weiner
2021-12-15 12:09 ` Muchun Song
2021-12-13 16:53 ` [PATCH v4 02/17] mm: introduce kmem_cache_alloc_lru Muchun Song
2021-12-14 13:50 ` Johannes Weiner
2021-12-15 12:34 ` Muchun Song
2021-12-13 16:53 ` [PATCH v4 03/17] fs: introduce alloc_inode_sb() to allocate filesystems specific inode Muchun Song
2021-12-13 16:53 ` [PATCH v4 04/17] fs: allocate inode by using alloc_inode_sb() Muchun Song
2021-12-13 16:53 ` [PATCH v4 05/17] f2fs: " Muchun Song
2021-12-13 16:53 ` [PATCH v4 06/17] nfs42: use a specific kmem_cache to allocate nfs4_xattr_entry Muchun Song
2021-12-13 16:53 ` [PATCH v4 07/17] mm: dcache: use kmem_cache_alloc_lru() to allocate dentry Muchun Song
2021-12-13 16:53 ` [PATCH v4 08/17] xarray: use kmem_cache_alloc_lru to allocate xa_node Muchun Song
2021-12-13 16:53 ` [PATCH v4 09/17] mm: workingset: use xas_set_lru() to pass shadow_nodes Muchun Song
2021-12-14 14:09 ` Johannes Weiner
2021-12-15 12:36 ` Muchun Song
2021-12-13 16:53 ` [PATCH v4 10/17] mm: memcontrol: move memcg_online_kmem() to mem_cgroup_css_online() Muchun Song
2021-12-13 16:53 ` [PATCH v4 11/17] mm: list_lru: allocate list_lru_one only when needed Muchun Song
2021-12-16 13:01 ` [mm] 86cda95957: BUG:sleeping_function_called_from_invalid_context_at_include/linux/sched/mm.h kernel test robot
2021-12-16 14:56 ` [External] " Muchun Song
2021-12-13 16:53 ` [PATCH v4 12/17] mm: list_lru: rename memcg_drain_all_list_lrus to memcg_reparent_list_lrus Muchun Song
2021-12-13 16:53 ` [PATCH v4 13/17] mm: list_lru: replace linear array with xarray Muchun Song
2021-12-13 16:53 ` [PATCH v4 14/17] mm: memcontrol: reuse memory cgroup ID for kmem ID Muchun Song
2021-12-13 16:53 ` [PATCH v4 15/17] mm: memcontrol: fix cannot alloc the maximum memcg ID Muchun Song
2021-12-13 16:53 ` [PATCH v4 16/17] mm: list_lru: rename list_lru_per_memcg to list_lru_memcg Muchun Song
2021-12-13 16:53 ` [PATCH v4 17/17] mm: memcontrol: rename memcg_cache_id to memcg_kmem_id Muchun Song
2021-12-17 10:05 ` [PATCH v4 00/17] Optimize list lru memory consumption xiaoqiang zhao
2021-12-17 11:06 ` Muchun Song
2021-12-17 13:12 ` Matthew Wilcox [this message]
2021-12-19 9:58 ` xiaoqiang zhao
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