From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from atlas.CARNet.hr (zcalusic@atlas.CARNet.hr [161.53.123.163]) by kvack.org (8.8.7/8.8.7) with ESMTP id IAA13599 for ; Tue, 5 Jan 1999 08:26:21 -0500 Subject: Re: [patch] arca-vm-6, killed kswapd [Re: [patch] new-vm improvement , [Re: 2.2.0 Bug summary]] References: Reply-To: Zlatko.Calusic@CARNet.hr MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" From: Zlatko Calusic Date: 05 Jan 1999 14:23:23 +0100 In-Reply-To: Andrea Arcangeli's message of "Tue, 5 Jan 1999 12:49:58 +0100 (CET)" Message-ID: <8767alua44.fsf@atlas.CARNet.hr> Sender: owner-linux-mm@kvack.org To: Andrea Arcangeli Cc: linux-kernel@vger.rutgers.edu, linux-mm@kvack.org List-ID: This is a MIME multipart message. If you are reading this, you shouldn't. --=-=-= Andrea Arcangeli writes: > On 5 Jan 1999, Zlatko Calusic wrote: > > > At this point (output of Alt-SysRq-M), machine locked: > > Are you been able to continue using SysRq-K? Erm... I continued with *&#&%$ Alt-SysRq-{S,U,B}. That worked for me. :) > > Could you reproduce and press ALT-right+Scroll-Lock and tell me what the > kernel was executing at that time... > I tried few times, but to no avail. Looks like subtle race, bad news for you, unfortunately. *BUT*, after I pressed ctrl-c against mmap-sync in one of the torture tests, the program stuck in down_failed (loadav += 2). Few minutes later machine got very unstable and I decided to reboot it. Go figure. > Could you send me also the proggy for the shared-mmaps to allow me to > reproduce? > Sure, just be careful. :) --=-=-= Content-Type: application/octet-stream Content-Disposition: attachment Content-Description: Exercise shared mappings Content-Transfer-Encoding: base64 I2luY2x1ZGUgPHVuaXN0ZC5oPgojaW5jbHVkZSA8ZmNudGwuaD4KI2luY2x1ZGUgPHN5cy9t bWFuLmg+CiNpbmNsdWRlIDxzeXMvdHlwZXMuaD4KI2luY2x1ZGUgPHN5cy9zdGF0Lmg+Cgov KiAKICogZmlsZSBzaXplLCBzaG91bGQgYmUgaGFsZiBvZiB0aGUgc2l6ZSBvZiB0aGUgcGh5 c2ljYWwgbWVtb3J5CiAqLwojZGVmaW5lIEZJTEVTSVpFICgzMiAqIDEwMjQgKiAxMDI0KQoK aW50IG1haW4odm9pZCkKewogIGNoYXIgKnB0cjsKICBpbnQgZmQsIGk7CiAgY2hhciBjID0g J0EnOwogIHBpZF90IHBpZDsKCiAgaWYgKChmZCA9IG9wZW4oImZvbyIsIE9fUkRXUiB8IE9f Q1JFQVQgfCBPX1RSVU5DKSkgPT0gLTEpIHsKICAgIHBlcnJvcigib3BlbiIpOwogICAgZXhp dCgxKTsKICB9CiAgbHNlZWsoZmQsIEZJTEVTSVpFIC0gMSwgU0VFS19TRVQpOwogIC8qIHdy aXRlIG9uZSBieXRlIHRvIGV4dGVuZCB0aGUgZmlsZSAqLwogIHdyaXRlKGZkLCAmZmQsIDEp OwoKICAvKiBnZXQgYSBzaGFyZWQgbWFwcGluZyAqLwogIHB0ciA9IG1tYXAoMCwgRklMRVNJ WkUsIFBST1RfUkVBRCB8IFBST1RfV1JJVEUsIE1BUF9TSEFSRUQsIGZkLCAwKTsKICBpZiAo cHRyID09IE5VTEwpIHsKICAgIHBlcnJvcigibW1hcCIpOwogICAgZXhpdCgxKTsKICB9Cgog IC8qIHRvdWNoIGFsbCBwYWdlcyBpbiB0aGUgbWFwcGluZyAqLwogIGZvciAoaSA9IDA7IGkg PCBGSUxFU0laRTsgaSArPSA0MDk2KQogICAgcHRyW2ldID0gYzsKCiAgd2hpbGUgKDEpIHsK ICAgIGlmICgocGlkID0gZm9yaygpKSkgeyAvKiBwYXJlbnQsIHdhaXQgKi8KICAgICAgd2Fp dHBpZChwaWQsIE5VTEwsIDApOwogICAgfSBlbHNlIHsgLyogY2hpbGQsIGV4ZWMgYXdheSAq LwojaWYgMAogICAgICBleGVjbCgiL2Jpbi9lY2hvIiwgImVjaG8iLCAiYmxhaCIpOwojZWxz ZQogICAgICBmc3luYyhmZCk7CiAgICAgIHByaW50ZigiYmxhaFxuIik7CiAgICAgIGV4aXQo MCk7CiNlbmRpZgogICAgfQogICAgc2xlZXAoNSk7CiAgfQp9Cg== --=-=-= P.S. Apologies for too many jokes, I didn't sleep at all last night. ;) -- Zlatko --=-=-=-- -- This is a majordomo managed list. To unsubscribe, send a message with the body 'unsubscribe linux-mm me@address' to: majordomo@kvack.org