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[Xen-devel] [xen-unstable bisection] complete test-amd64-amd64-xl

From: xen.org <ian.jackson@xxxxxxxxxxxxx>

Date: Sat, 12 Jan 2013 20:36:33 +0000

Cc: ian.jackson@xxxxxxxxxxxxx, keir@xxxxxxx, stefano.stabellini@xxxxxxxxxxxxx

Delivery-date: Sat, 12 Jan 2013 20:37:14 +0000

List-id: Xen developer discussion <xen-devel.lists.xen.org>

branch xen-unstable xen branch xen-unstable job test-amd64-amd64-xl test guest-localmigrate/x10 Tree: linux git://xenbits.xen.org/linux-pvops.git Tree: qemu git://xenbits.xen.org/staging/qemu-xen-unstable.git Tree: qemuu git://xenbits.xen.org/staging/qemu-upstream-unstable.git Tree: xen http://xenbits.xen.org/hg/staging/xen-unstable.hg *** Found and reproduced problem changeset *** Bug is in tree: xen http://xenbits.xen.org/hg/staging/xen-unstable.hg Bug introduced: 0b9dfd067b42 Bug not present: c3c683a439ae changeset: 26375:0b9dfd067b42 user: Wei Liu <wei.liu2@xxxxxxxxxx> date: Fri Jan 11 12:22:30 2013 +0000 Switch from select() to poll() in xenconsoled's IO loop In Linux select() typically supports up to 1024 file descriptors. This can be a problem when user tries to boot up many guests. Switching to poll() has minimum impact on existing code and has better scalibility. pollfd array is dynamically allocated / reallocated. If the array fails to expand, we just ignore the incoming fd. Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx> Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx> Committed-by: Ian Campbell <ian.campbell@xxxxxxxxxx> For bisection revision-tuple graph see: http://www.chiark.greenend.org.uk/~xensrcts/results/bisect.xen-unstable.test-amd64-amd64-xl.guest-localmigrate--x10.html Revision IDs in each graph node refer, respectively, to the Trees above. ---------------------------------------- Searching for failure / basis pass: 14891 fail [host=earwig] / 14856 [host=lace-bug] 14855 [host=potato-beetle] 14852 [host=leaf-beetle] 14848 [host=woodlouse] 14842 [host=field-cricket] 14840 [host=lake-frog] 14837 [host=fire-frog] 14836 [host=bush-cricket] 14832 [host=field-cricket] 14830 [host=gall-mite] 14828 [host=lake-frog] 14827 [host=itch-mite] 14826 [host=gall-mite] 14822 [host=potato-beetle] 14820 [host=field-cricket] 14819 [host=bush-cricket] 14817 [host=moss-bug] 14816 [host=lace-bug] 14815 [host=itch-mite] 14814 [host=lake-frog] 14813 [host=bush-cricket] 14812 [host=field-cricket] 14811 [host=potato-beetle] 14810 [host=woodlouse] 14807 ok. Failure / basis pass flights: 14891 / 14807 Tree: linux git://xenbits.xen.org/linux-pvops.git Tree: qemu git://xenbits.xen.org/staging/qemu-xen-unstable.git Tree: qemuu git://xenbits.xen.org/staging/qemu-upstream-unstable.git Tree: xen http://xenbits.xen.org/hg/staging/xen-unstable.hg Latest a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 1e2195cb4410 Basis pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 c4114a042410 Generating revisions with ./adhoc-revtuple-generator git://xenbits.xen.org/linux-pvops.git#a938a246d34912423c560f475ccf1ce0c71d9d00-a938a246d34912423c560f475ccf1ce0c71d9d00 git://xenbits.xen.org/staging/qemu-xen-unstable.git#6a0cf3786f1964fdf5a17f88f26cb499f4e89c81-6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 git://xenbits.xen.org/staging/qemu-upstream-unstable.git#3752993df8af5cffa1b8219fe175d235597b4474-3752993df8af5cffa1b8219fe175d235597b4474 http://xenbits.xen.org/hg/staging/xen-unstable.hg#c4114a042410-1e2195cb4410 pulling from ssh://xen@xxxxxxxxxxxxxxx/HG/staging/xen-unstable.hg searching for changes no changes found pulling from ssh://xen@xxxxxxxxxxxxxxx/HG/staging/xen-unstable.hg searching for changes no changes found Loaded 114 nodes in revision graph Searching for test results: 14807 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 c4114a042410 14806 [host=leaf-beetle] 14811 [host=potato-beetle] 14810 [host=woodlouse] 14812 [host=field-cricket] 14813 [host=bush-cricket] 14814 [host=lake-frog] 14815 [host=itch-mite] 14816 [host=lace-bug] 14817 [host=moss-bug] 14819 [host=bush-cricket] 14820 [host=field-cricket] 14822 [host=potato-beetle] 14826 [host=gall-mite] 14827 [host=itch-mite] 14828 [host=lake-frog] 14852 [host=leaf-beetle] 14897 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 0b9dfd067b42 14855 [host=potato-beetle] 14830 [host=gall-mite] 14856 [host=lace-bug] 14832 [host=field-cricket] 14836 [host=bush-cricket] 14899 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 56daf05bcf69 14857 [] 14837 [host=fire-frog] 14869 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 32758c974bf8 14840 [host=lake-frog] 14889 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 c4114a042410 14842 [host=field-cricket] 14884 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 1e2195cb4410 14848 [host=woodlouse] 14900 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 c3c683a439ae 14890 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 1e2195cb4410 14892 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 0bc879ecb8b3 14877 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 1e2195cb4410 14901 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 0b9dfd067b42 14893 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 cabf395a6c84 14894 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 9a1610c1e564 14902 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 c3c683a439ae 14895 blocked a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 b35e06c84bd0 14891 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 1e2195cb4410 14903 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 0b9dfd067b42 14904 pass a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 c3c683a439ae 14905 fail a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 0b9dfd067b42 Searching for interesting versions Result found: flight 14807 (pass), for basis pass Result found: flight 14877 (fail), for basis failure Repro found: flight 14889 (pass), for basis pass Repro found: flight 14890 (fail), for basis failure 0 revisions at a938a246d34912423c560f475ccf1ce0c71d9d00 6a0cf3786f1964fdf5a17f88f26cb499f4e89c81 3752993df8af5cffa1b8219fe175d235597b4474 c3c683a439ae No revisions left to test, checking graph state. Result found: flight 14900 (pass), for last pass Result found: flight 14901 (fail), for first failure Repro found: flight 14902 (pass), for last pass Repro found: flight 14903 (fail), for first failure Repro found: flight 14904 (pass), for last pass Repro found: flight 14905 (fail), for first failure *** Found and reproduced problem changeset *** Bug is in tree: xen http://xenbits.xen.org/hg/staging/xen-unstable.hg Bug introduced: 0b9dfd067b42 Bug not present: c3c683a439ae pulling from ssh://xen@xxxxxxxxxxxxxxx/HG/staging/xen-unstable.hg searching for changes no changes found changeset: 26375:0b9dfd067b42 user: Wei Liu <wei.liu2@xxxxxxxxxx> date: Fri Jan 11 12:22:30 2013 +0000 Switch from select() to poll() in xenconsoled's IO loop In Linux select() typically supports up to 1024 file descriptors. This can be a problem when user tries to boot up many guests. Switching to poll() has minimum impact on existing code and has better scalibility. pollfd array is dynamically allocated / reallocated. If the array fails to expand, we just ignore the incoming fd. Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx> Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx> Committed-by: Ian Campbell <ian.campbell@xxxxxxxxxx> Revision graph left in /home/xc_osstest/results/bisect.xen-unstable.test-amd64-amd64-xl.guest-localmigrate--x10.{dot,ps,png,html}. ---------------------------------------- 14905: tolerable ALL FAIL flight 14905 xen-unstable real-bisect [real] http://www.chiark.greenend.org.uk/~xensrcts/logs/14905/ Failures :-/ but no regressions. Tests which did not succeed, including tests which could not be run: test-amd64-amd64-xl 14 guest-localmigrate/x10 fail baseline untested jobs: test-amd64-amd64-xl fail ------------------------------------------------------------ sg-report-flight on woking.cam.xci-test.com logs: /home/xc_osstest/logs images: /home/xc_osstest/images Logs, config files, etc. are available at http://www.chiark.greenend.org.uk/~xensrcts/logs Test harness code can be found at http://xenbits.xensource.com/gitweb?p=osstest.git;a=summary _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel

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