[jira] [Commented] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330473#comment-14330473 ] Hadoop QA commented on HDFS-7818: - {color:green}+1 overall{color}. Here are the results of

[jira] [Updated] (HDFS-7806) Refactor: move StorageType from hadoop-hdfs to hadoop-common

2015-02-21 Thread Arpit Agarwal (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7806?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Arpit Agarwal updated HDFS-7806: Summary: Refactor: move StorageType from hadoop-hdfs to hadoop-common (was: Refactor: move

[jira] [Commented] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14331968#comment-14331968 ] Hadoop QA commented on HDFS-7818: - {color:green}+1 overall{color}. Here are the results of

[jira] [Commented] (HDFS-7806) Refactor: move StorageType.java from hadoop-hdfs to hadoop-common

2015-02-21 Thread Chris Nauroth (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7806?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330456#comment-14330456 ] Chris Nauroth commented on HDFS-7806: - +1 from me too. Thank you, Xiaoyu and Arpit.

[jira] [Commented] (HDFS-7009) Active NN and standby NN have different live nodes

2015-02-21 Thread Chris Nauroth (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7009?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330452#comment-14330452 ] Chris Nauroth commented on HDFS-7009: - [~szetszwo], thank you for taking a look. bq.

[jira] [Commented] (HDFS-7806) Refactor: move StorageType from hadoop-hdfs to hadoop-common

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7806?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14331951#comment-14331951 ] Hudson commented on HDFS-7806: -- FAILURE: Integrated in Hadoop-trunk-Commit #7174 (See

[jira] [Updated] (HDFS-7806) Refactor: move StorageType from hadoop-hdfs to hadoop-common

2015-02-21 Thread Arpit Agarwal (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7806?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Arpit Agarwal updated HDFS-7806: Resolution: Fixed Fix Version/s: 2.7.0 Target Version/s: (was: 2.7.0)

[jira] [Commented] (HDFS-7769) TestHDFSCLI create files in hdfs project root dir

2015-02-21 Thread Chris Douglas (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7769?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14332055#comment-14332055 ] Chris Douglas commented on HDFS-7769: - bq. At least we agree that there is an

[jira] [Commented] (HDFS-7740) Test truncate with DataNodes restarting

2015-02-21 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7740?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330123#comment-14330123 ] Hadoop QA commented on HDFS-7740: - {color:red}-1 overall{color}. Here are the results of

[jira] [Commented] (HDFS-7773) Additional metrics in HDFS to be accessed via jmx.

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7773?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330286#comment-14330286 ] Hudson commented on HDFS-7773: -- FAILURE: Integrated in Hadoop-Hdfs-trunk #2043 (See

[jira] [Commented] (HDFS-7752) Improve description for dfs.namenode.num.extra.edits.retained and dfs.namenode.num.checkpoints.retained properties on hdfs-default.xml

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7752?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330284#comment-14330284 ] Hudson commented on HDFS-7752: -- FAILURE: Integrated in Hadoop-Hdfs-trunk #2043 (See

[jira] [Commented] (HDFS-7788) Post-2.6 namenode may not start up with an image containing inodes created with an old release.

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330285#comment-14330285 ] Hudson commented on HDFS-7788: -- FAILURE: Integrated in Hadoop-Hdfs-trunk #2043 (See

[jira] [Commented] (HDFS-7009) Active NN and standby NN have different live nodes

2015-02-21 Thread Tsz Wo Nicholas Sze (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7009?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330294#comment-14330294 ] Tsz Wo Nicholas Sze commented on HDFS-7009: --- It looks like that throwing

[jira] [Commented] (HDFS-7814) Fix usage string of storageType parameter for dfsadmin -setSpaceQuota/clrSpaceQuota

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330295#comment-14330295 ] Hudson commented on HDFS-7814: -- FAILURE: Integrated in Hadoop-Hdfs-trunk #2043 (See

[jira] [Commented] (HDFS-7813) TestDFSHAAdminMiniCluster#testFencer testcase is failing frequently

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7813?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330312#comment-14330312 ] Hudson commented on HDFS-7813: -- FAILURE: Integrated in Hadoop-Hdfs-trunk-Java8 #102 (See

[jira] [Commented] (HDFS-7740) Test truncate with DataNodes restarting

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7740?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330309#comment-14330309 ] Hudson commented on HDFS-7740: -- FAILURE: Integrated in Hadoop-Hdfs-trunk-Java8 #102 (See

[jira] [Commented] (HDFS-7773) Additional metrics in HDFS to be accessed via jmx.

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7773?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330307#comment-14330307 ] Hudson commented on HDFS-7773: -- FAILURE: Integrated in Hadoop-Hdfs-trunk-Java8 #102 (See

[jira] [Commented] (HDFS-7752) Improve description for dfs.namenode.num.extra.edits.retained and dfs.namenode.num.checkpoints.retained properties on hdfs-default.xml

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7752?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330305#comment-14330305 ] Hudson commented on HDFS-7752: -- FAILURE: Integrated in Hadoop-Hdfs-trunk-Java8 #102 (See

[jira] [Commented] (HDFS-7814) Fix usage string of storageType parameter for dfsadmin -setSpaceQuota/clrSpaceQuota

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330316#comment-14330316 ] Hudson commented on HDFS-7814: -- FAILURE: Integrated in Hadoop-Hdfs-trunk-Java8 #102 (See

[jira] [Commented] (HDFS-7813) TestDFSHAAdminMiniCluster#testFencer testcase is failing frequently

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7813?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330291#comment-14330291 ] Hudson commented on HDFS-7813: -- FAILURE: Integrated in Hadoop-Hdfs-trunk #2043 (See

[jira] [Commented] (HDFS-7740) Test truncate with DataNodes restarting

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7740?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330287#comment-14330287 ] Hudson commented on HDFS-7740: -- FAILURE: Integrated in Hadoop-Hdfs-trunk #2043 (See

[jira] [Commented] (HDFS-7788) Post-2.6 namenode may not start up with an image containing inodes created with an old release.

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330306#comment-14330306 ] Hudson commented on HDFS-7788: -- FAILURE: Integrated in Hadoop-Hdfs-trunk-Java8 #102 (See

[jira] [Commented] (HDFS-7805) NameNode recovery prompt should be printed on console

2015-02-21 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7805?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330116#comment-14330116 ] Hadoop QA commented on HDFS-7805: - {color:red}-1 overall{color}. Here are the results of

[jira] [Commented] (HDFS-7773) Additional metrics in HDFS to be accessed via jmx.

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7773?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330148#comment-14330148 ] Hudson commented on HDFS-7773: -- FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #111 (See

[jira] [Commented] (HDFS-7788) Post-2.6 namenode may not start up with an image containing inodes created with an old release.

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330147#comment-14330147 ] Hudson commented on HDFS-7788: -- FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #111 (See

[jira] [Commented] (HDFS-7814) Fix usage string of storageType parameter for dfsadmin -setSpaceQuota/clrSpaceQuota

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330155#comment-14330155 ] Hudson commented on HDFS-7814: -- FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #111 (See

[jira] [Commented] (HDFS-7813) TestDFSHAAdminMiniCluster#testFencer testcase is failing frequently

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7813?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330152#comment-14330152 ] Hudson commented on HDFS-7813: -- FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #111 (See

[jira] [Commented] (HDFS-7752) Improve description for dfs.namenode.num.extra.edits.retained and dfs.namenode.num.checkpoints.retained properties on hdfs-default.xml

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7752?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330146#comment-14330146 ] Hudson commented on HDFS-7752: -- FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #111 (See

[jira] [Commented] (HDFS-7740) Test truncate with DataNodes restarting

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7740?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330149#comment-14330149 ] Hudson commented on HDFS-7740: -- FAILURE: Integrated in Hadoop-Yarn-trunk-Java8 #111 (See

[jira] [Commented] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Brahma Reddy Battula (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330353#comment-14330353 ] Brahma Reddy Battula commented on HDFS-7818: can you describe more about the

[jira] [Updated] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated HDFS-7818: - Description: This is a regression in 2.7 and later. {{hadoop fs -cat}} over webhdfs works, but {{hadoop

[jira] [Updated] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated HDFS-7818: - Affects Version/s: 2.7.0 FsShell -text over webhdfs fails with NPE in DN

[jira] [Updated] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated HDFS-7818: - Description: This is a regression in 2.7 and later. FsShell -text over webhdfs fails with NPE in DN

[jira] [Updated] (HDFS-7818) FsShell -text of gzip file over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated HDFS-7818: - Summary: FsShell -text of gzip file over webhdfs fails with NPE in DN (was: FsShell -text over webhdfs

[jira] [Assigned] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne reassigned HDFS-7818: Assignee: Eric Payne FsShell -text over webhdfs fails with NPE in DN

[jira] [Created] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
Eric Payne created HDFS-7818: Summary: FsShell -text over webhdfs fails with NPE in DN Key: HDFS-7818 URL: https://issues.apache.org/jira/browse/HDFS-7818 Project: Hadoop HDFS Issue Type: Bug

[jira] [Updated] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated HDFS-7818: - Summary: FsShell -text over webhdfs fails with NPE in DN (was: FsShell -text of gzip file over webhdfs

[jira] [Commented] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330354#comment-14330354 ] Eric Payne commented on HDFS-7818: -- The stacktrace from the DN log is 2015-02-21

[jira] [Commented] (HDFS-7752) Improve description for dfs.namenode.num.extra.edits.retained and dfs.namenode.num.checkpoints.retained properties on hdfs-default.xml

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7752?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330176#comment-14330176 ] Hudson commented on HDFS-7752: -- SUCCESS: Integrated in Hadoop-Yarn-trunk #845 (See

[jira] [Commented] (HDFS-7788) Post-2.6 namenode may not start up with an image containing inodes created with an old release.

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7788?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330177#comment-14330177 ] Hudson commented on HDFS-7788: -- SUCCESS: Integrated in Hadoop-Yarn-trunk #845 (See

[jira] [Commented] (HDFS-7740) Test truncate with DataNodes restarting

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7740?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330179#comment-14330179 ] Hudson commented on HDFS-7740: -- SUCCESS: Integrated in Hadoop-Yarn-trunk #845 (See

[jira] [Commented] (HDFS-7813) TestDFSHAAdminMiniCluster#testFencer testcase is failing frequently

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7813?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330183#comment-14330183 ] Hudson commented on HDFS-7813: -- SUCCESS: Integrated in Hadoop-Yarn-trunk #845 (See

[jira] [Commented] (HDFS-7773) Additional metrics in HDFS to be accessed via jmx.

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7773?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330178#comment-14330178 ] Hudson commented on HDFS-7773: -- SUCCESS: Integrated in Hadoop-Yarn-trunk #845 (See

[jira] [Commented] (HDFS-7769) TestHDFSCLI create files in hdfs project root dir

2015-02-21 Thread Tsz Wo Nicholas Sze (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7769?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330255#comment-14330255 ] Tsz Wo Nicholas Sze commented on HDFS-7769: --- The ambiguity is whether ... At

[jira] [Commented] (HDFS-7814) Fix usage string of storageType parameter for dfsadmin -setSpaceQuota/clrSpaceQuota

2015-02-21 Thread Hudson (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7814?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330187#comment-14330187 ] Hudson commented on HDFS-7814: -- SUCCESS: Integrated in Hadoop-Yarn-trunk #845 (See

[jira] [Commented] (HDFS-6133) Make Balancer support exclude specified path

2015-02-21 Thread Tsz Wo Nicholas Sze (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-6133?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330264#comment-14330264 ] Tsz Wo Nicholas Sze commented on HDFS-6133: --- By incompatible, we mean that the

[jira] [Commented] (HDFS-7648) Verify the datanode directory layout

2015-02-21 Thread Tsz Wo Nicholas Sze (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7648?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330239#comment-14330239 ] Tsz Wo Nicholas Sze commented on HDFS-7648: --- We can help the users by pointing

[jira] [Updated] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated HDFS-7818: - Attachment: HDFS-7818.v2.txt The test case of the first patch wasn't catching IOException.

[jira] [Updated] (HDFS-7668) Convert site documentation from apt to markdown

2015-02-21 Thread Masatake Iwasaki (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7668?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Masatake Iwasaki updated HDFS-7668: --- Attachment: HDFS-7668-b2.001.patch I attached the patch for branch-2. *

[jira] [Commented] (HDFS-7668) Convert site documentation from apt to markdown

2015-02-21 Thread Masatake Iwasaki (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7668?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330403#comment-14330403 ] Masatake Iwasaki commented on HDFS-7668: patched docs for reviewer's convenience:

[jira] [Updated] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated HDFS-7818: - Attachment: HDFS-7818.v1.txt This patch (HDFS-7818.v1.txt) contains a test to ensure that

[jira] [Updated] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eric Payne updated HDFS-7818: - Status: Patch Available (was: Open) FsShell -text over webhdfs fails with NPE in DN

[jira] [Commented] (HDFS-7818) FsShell -text over webhdfs fails with NPE in DN

2015-02-21 Thread Eric Payne (JIRA)
[ https://issues.apache.org/jira/browse/HDFS-7818?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14330391#comment-14330391 ] Eric Payne commented on HDFS-7818: -- [~brahmareddy] Thanks for interest in this issue. bq.