From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Subject: Re: Memory consumption difference between in-kernel and userspace hibernation Date: Thu, 12 Nov 2009 22:12:23 +0100 Message-ID: <20091112221223.3459b8cc@surf> References: <20091112210155.0f9bbe5d@surf> <200911122152.02671.rjw@sisk.pl> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <200911122152.02671.rjw@sisk.pl> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: "Rafael J. Wysocki" Cc: linux-pm@lists.linux-foundation.org List-Id: linux-pm@vger.kernel.org SGVsbG8sCgpUaGFua3MgZm9yIHlvdXIgZmVlZGJhY2suCgpMZSBUaHUsIDEyIE5vdiAyMDA5IDIx OjUyOjAyICswMTAwLAoiUmFmYWVsIEouIFd5c29ja2kiIDxyandAc2lzay5wbD4gYSDDqWNyaXQg OgoKPiBUaGUgdXNlcnNwYWNlIGludGVyZmFjZSBkb2Vzbid0IHJlYWxseSBhbGxvdyB5b3UgdG8g d3JpdGUgdG8gYSBmaWxlLgo+IFlvdSBjYW4gd3JpdGUgaW50byB0aGUgYXJlYSB0aGUgZmlsZSBv Y2N1cGllcyBvbiB0aGUgcGFydGl0aW9uLCBidXQKPiB5b3UgY2FuJ3QgdXNlIHRoZSBmaWxlc3lz dGVtIGNvZGUgZm9yIHRoZSBhY3R1YWwgd3JpdGluZy4gIEF0IGxlYXN0Cj4geW91IHNob3VsZG4n dCBkbyB0aGF0LgoKQWguIEJ1dCBpdCBzZWVtcyB0byB3b3JrIGZhaXJseSBuaWNlbHkuIFdoeSBj YW4ndCB0aGUgZmlsZXN5c3RlbSBjb2RlCmNvdWxkIGJlIHVzZWQgdG8gc3RvcmUgdGhlIHJlc3Vt ZSBpbWFnZSA/IE5vdGUgdGhhdCBteSBmaWxlIGlzIHN0b3JlZAppbiBhIHNlcGFyYXRlIHBhcnRp dGlvbiwgZnVsbHkgZGVkaWNhdGVkIHRvIHN0b3JpbmcgdGhlIHJlc3VtZSBmaWxlIGFuZAptb3Vu dGVkIG9ubHkgYXQgdmVyeSBzcGVjaWZpYyBwb2ludHMgaW4gdGhlIHN5c3RlbSBsaWZldGltZS4K CkknbSBkb2luZyB0aGUgZm9sbG93aW5nIHRoaW5ncyB1cG9uIHN1c3BlbmQgOgoKICogU05BUFNI T1RfRlJFRVpFCgogKiBTTkFQU0hPVF9BVE9NSUNfU05BUFNIT1QsIHdoaWNoIGFjY29yZGluZyB0 byBteSB1bmRlcnN0YW5kaW5nIGlzCiAgIG1ha2luZyBhIHNuYXBzaG90IG9mIHRoZSBtZW1vcnkg aW5zaWRlIGEgY29weSwgc28gdGhhdCBvbmNlIHRoZQogICBzbmFwc2hvdCBpcyBtYWRlLCB0aGUg a2VybmVsIGNhbiBiZSB1c2VkIGFzIHVzdWFsLgoKICogU05BUFNIT1RfVU5GUkVFWkUKCiAqIE1v dW50IG15IFlBRkZTMiBmaWxlc3lzdGVtIHRoYXQgd2lsbCBjb250YWluIHRoZSByZXN1bWUgaW1h Z2UKCiAqIFJlYWQgL2Rldi9zbmFwc2hvdCBhbmQgd3JpdGUgdGhlIHJlc3VsdCB0byBhIGZpbGUg aW4gdGhlIFlBRkZTMgogICBmaWxlc3lzdGVtCgogKiBVbm1vdW50IHRoZSBZQUZGUzIgZmlsZXN5 c3RlbQoKICogU2h1dGRvd24KCk9uIHJlc3VtZSwgSSdtIGRvaW5nIHRoZSBmb2xsb3dpbmcgb3Bl cmF0aW9ucyBpbiBhIC9pbml0IGFwcGxpY2F0aW9uIGluCnRoZSBrZXJuZWwgaW5pdHJhbWZzIDoK CiAqIE1vdW50IHRoZSBZQUZGUzIgZmlsZXN5c3RlbQoKICogT3BlbiB0aGUgcmVzdW1lIGltYWdl IGFuZCB0aGUgL2Rldi9zbmFwc2hvdCBkZXZpY2UKCiAqIFJlYWQgdGhlIGltYWdlIGZyb20gdGhl IGZpbGUgYW5kIHdyaXRlIGl0IHRvIC9kZXYvc25hcHNob3QKCiAqIFVubW91bnQgdGhlIFlBRkZT MiBmaWxlc3lzdGVtCgogKiBTTkFQU0hPVF9GUkVFWkUKCiAqIFNOQVBTSE9UX0FUT01JQ19SRVNU T1JFCgpBbmQgZG9uZS4gU28gbXkgWUFGRlMyIGZpbGVzeXN0ZW0gaXMgKm5ldmVyKiBtb3VudGVk IGJlZm9yZSB0YWtpbmcgdGhlCnNuYXBzaG90IG9yIGJlZm9yZSBiZWdpbm5pbmcgdG8gcmVzdG9y ZSB0aGUgc25hcHNob3QuCgpJc24ndCB0aGlzIHNhZmUgPwoKPiBzd3N1c3Bfc2hyaW5rX21lbW9y eSgpIGlzIHVzZWQgYnkgYm90aCB0aGUgaW4ta2VybmVsIGNvZGUgYW5kIHRoZQo+IHVzZXJzcGFj ZSBjb2RlIG1vcmUtb3ItbGVzcyBpbiB0aGUgc2FtZSB3YXksIHNvIGl0IGxvb2tzIHN0cmFuZ2Uu Cj4gSG93IG11Y2ggbWVtb3J5IGlzIHRoZXJlIGluIHRoZSBzeXN0ZW0/CgpOb3QgdGhhdCBtdWNo OgoKIyBmcmVlCiAgICAgICAgICAgICAgdG90YWwgICAgICAgICB1c2VkICAgICAgICAgZnJlZSAg ICAgICBzaGFyZWQgICAgICBidWZmZXJzCiAgTWVtOiAgICAgICAgMjYxMTYgICAgICAgIDExMjY0 ICAgICAgICAxNDg1MiAgICAgICAgICAgIDAgICAgICAgICAgICAwCiBTd2FwOiAgICAgICAgICAg IDAgICAgICAgICAgICAwICAgICAgICAgICAgMApUb3RhbDogICAgICAgIDI2MTE2ICAgICAgICAx MTI2NCAgICAgICAgMTQ4NTIKCihUaGlzIGlzIHRoZSBmaWd1cmUgd2l0aG91dCB0aGUgaGVhdnkg YXBwbGljYXRpb25zIGxvYWRlZCkKCj4gczJkaXNrIGFsbG9jYXRlcyBhIGZldyBidWZmZXJzIGZv ciBpdHNlbGYsIGJ1dCBJJ20gbm90IHN1cmUgaWYgdGhhdAo+IG1hdHRlcnMgYXQgYWxsLgo+IAo+ IFdoaWNoIHZlcnNpb24gb2YgczJkaXNrIGRvIHlvdSB1c2UsIGRvIHlvdSBoYXZlIGVuY3J5cHRp b24gZW5hYmxlZCBpbgo+IHMyZGlzaz8KCkknbSBub3QgdXNpbmcgczJkaXNrIGF0IGFsbCwgc28g bm8gZW5jcnlwdGlvbiwgbm90aGluZy4gSSBpbXBsZW1lbnRlZCBteQpvd24gc3VzcGVuZC9yZXN1 bWUgYXBwbGljYXRpb25zIChJIGNhbiBzaG93IHRoZSBzb3VyY2UgY29kZSBpZiBuZWVkZWQsCmV2 ZW4gdGhvdWdoIHRoZSBjb2RlIGlzIHByZXR0eSB1Z2x5KS4KCkJUVywgSSd2ZSBkb25lIGEgbGl0 dGxlIHRlc3Q6IGNvbXByZXNzIHdpdGggTFpPIGVhY2ggcGFnZSB0aGF0IG5lZWRzIHRvCmJlIHNh dmVkIGFzIHBhcnQgb2YgdGhlIHNuYXBzaG90LiBJbnN0ZWFkIG9mIDExNDE5NjQ4IGJ5dGVzIGlu IG15IGNhc2UsCm9ubHkgNTcyNTk1MSBieXRlcyAoaGFsZiEpIHdvdWxkIGJlIG5lZWRlZCB0byBz dG9yZSB0aGUgc25hcHNob3QgaW4KbWVtb3J5LCByZWR1Y2luZyBzaWduaWZpY2FudGx5IHRoZSBt ZW1vcnkgcHJlc3N1cmUgY2F1c2VkIGJ5IHRoZQphbGxvY2F0aW9uIG9mIHRoZSBwYWdlcyBuZWVk ZWQgdG8gc3RvcmUgdGhlIHNuYXBzaG90LiBIYXMgdGhpcyBhbHJlYWR5CmJlZW4gY29uc2lkZXJl ZCA/CgpUaGFua3MgYWdhaW4gZm9yIHRoZSBmZWVkYmFjaywKClRob21hcwotLSAKVGhvbWFzIFBl dGF6em9uaSwgRnJlZSBFbGVjdHJvbnMKS2VybmVsLCBkcml2ZXJzIGFuZCBlbWJlZGRlZCBMaW51 eCBkZXZlbG9wbWVudCwKY29uc3VsdGluZywgdHJhaW5pbmcgYW5kIHN1cHBvcnQuCmh0dHA6Ly9m cmVlLWVsZWN0cm9ucy5jb20KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KbGludXgtcG0gbWFpbGluZyBsaXN0CmxpbnV4LXBtQGxpc3RzLmxpbnV4LWZvdW5k YXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0 aW5mby9saW51eC1wbQ==