From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Sachin Sant <sachinp@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@ozlabs.org, aneesh.kumar@linux.ibm.com,
bharata@linux.ibm.com, Pekka Enberg <penberg@kernel.org>,
linux-mm@kvack.org, David Rientjes <rientjes@google.com>,
Christoph Lameter <cl@linux.com>,
Michal Hocko <mhocko@kernel.org>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>
Subject: Re: Slub: Increased mem consumption on cpu,mem-less node powerpc guest
Date: Tue, 17 Mar 2020 21:55:36 +0530 [thread overview]
Message-ID: <20200317162536.GB27520@linux.vnet.ibm.com> (raw)
In-Reply-To: <4088ae3c-4dfa-62ae-f56a-b46773788fc7@suse.cz>
* Vlastimil Babka <vbabka@suse.cz> [2020-03-17 16:56:04]:
>
> I wonder why do you get a memory leak while Sachin in the same situation [1]
> gets a crash? I don't understand anything anymore.
Sachin was testing on linux-next which has Kirill's patch which modifies
slub to use kmalloc_node instead of kmalloc. While Bharata is testing on
upstream, which doesn't have this.
>
> [1]
> https://lore.kernel.org/linux-next/3381CD91-AB3D-4773-BA04-E7A072A63968@linux.vnet.ibm.com/
>
--
Thanks and Regards
Srikar Dronamraju
WARNING: multiple messages have this Message-ID (diff)
From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: bharata@linux.ibm.com, linux-mm@kvack.org,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@ozlabs.org, aneesh.kumar@linux.ibm.com,
Sachin Sant <sachinp@linux.vnet.ibm.com>,
Michal Hocko <mhocko@kernel.org>
Subject: Re: Slub: Increased mem consumption on cpu,mem-less node powerpc guest
Date: Tue, 17 Mar 2020 21:55:36 +0530 [thread overview]
Message-ID: <20200317162536.GB27520@linux.vnet.ibm.com> (raw)
In-Reply-To: <4088ae3c-4dfa-62ae-f56a-b46773788fc7@suse.cz>
* Vlastimil Babka <vbabka@suse.cz> [2020-03-17 16:56:04]:
>
> I wonder why do you get a memory leak while Sachin in the same situation [1]
> gets a crash? I don't understand anything anymore.
Sachin was testing on linux-next which has Kirill's patch which modifies
slub to use kmalloc_node instead of kmalloc. While Bharata is testing on
upstream, which doesn't have this.
>
> [1]
> https://lore.kernel.org/linux-next/3381CD91-AB3D-4773-BA04-E7A072A63968@linux.vnet.ibm.com/
>
--
Thanks and Regards
Srikar Dronamraju
next prev parent reply other threads:[~2020-03-17 16:53 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-17 9:26 Slub: Increased mem consumption on cpu,mem-less node powerpc guest Bharata B Rao
2020-03-17 9:26 ` Bharata B Rao
2020-03-17 11:53 ` Bharata B Rao
2020-03-17 11:53 ` Bharata B Rao
2020-03-17 15:56 ` Vlastimil Babka
2020-03-17 15:56 ` Vlastimil Babka
2020-03-17 16:25 ` Srikar Dronamraju [this message]
2020-03-17 16:25 ` Srikar Dronamraju
2020-03-17 16:45 ` Vlastimil Babka
2020-03-17 16:45 ` Vlastimil Babka
2020-03-18 3:20 ` Srikar Dronamraju
2020-03-18 3:20 ` Srikar Dronamraju
2020-03-18 4:46 ` Bharata B Rao
2020-03-18 4:46 ` Bharata B Rao
2020-03-18 10:18 ` Vlastimil Babka
2020-03-18 10:18 ` Vlastimil Babka
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