From 881d1d5c7e2810ed001fe4ca5dfdc375599d37cf Mon Sep 17 00:00:00 2001 From: Sanford Ryza Date: Mon, 21 Oct 2013 18:37:32 +0000 Subject: [PATCH] Reverting "YARN-1258: Move to 2.2.1 in CHANGES.txt" because it contained unintended changes git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1534308 13f79535-47bb-0310-9956-ffa450edef68 --- hadoop-yarn-project/CHANGES.txt | 4 +- .../resourcemanager/scheduler/Queue.java | 8 +++ .../scheduler/capacity/LeafQueue.java | 5 ++ .../scheduler/capacity/ParentQueue.java | 5 ++ .../scheduler/fair/FSLeafQueue.java | 5 +- .../scheduler/fair/FSQueue.java | 11 ++- .../scheduler/fair/QueueManager.java | 37 ++++++---- .../scheduler/fifo/FifoScheduler.java | 1 + .../scheduler/fair/TestFairScheduler.java | 69 ++++++++----------- .../src/site/apt/FairScheduler.apt.vm | 31 ++------- 10 files changed, 93 insertions(+), 83 deletions(-) diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt index f4d7e72529..430734b357 100644 --- a/hadoop-yarn-project/CHANGES.txt +++ b/hadoop-yarn-project/CHANGES.txt @@ -61,6 +61,8 @@ Release 2.3.0 - UNRELEASED YARN-976. Document the meaning of a virtual core. (Sandy Ryza) + YARN-1258. Allow configuring the Fair Scheduler root queue (Sandy Ryza) + YARN-1182. MiniYARNCluster creates and inits the RM/NM only on start() (Karthik Kambatla via Sandy Ryza) @@ -93,8 +95,6 @@ Release 2.2.1 - UNRELEASED YARN-305. Fair scheduler logs too many "Node offered to app" messages. (Lohit Vijayarenu via Sandy Ryza) - YARN-1258. Allow configuring the Fair Scheduler root queue (Sandy Ryza) - OPTIMIZATIONS BUG FIXES diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/Queue.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/Queue.java index 0380d32382..2c9e7ad368 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/Queue.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/Queue.java @@ -19,10 +19,12 @@ package org.apache.hadoop.yarn.server.resourcemanager.scheduler; import java.util.List; +import java.util.Map; import org.apache.hadoop.classification.InterfaceAudience.LimitedPrivate; import org.apache.hadoop.classification.InterfaceStability.Evolving; import org.apache.hadoop.security.UserGroupInformation; +import org.apache.hadoop.security.authorize.AccessControlList; import org.apache.hadoop.yarn.api.records.QueueACL; import org.apache.hadoop.yarn.api.records.QueueInfo; import org.apache.hadoop.yarn.api.records.QueueUserACLInfo; @@ -42,6 +44,12 @@ public interface Queue { */ QueueMetrics getMetrics(); + /** + * Get ACLs for the queue. + * @return ACLs for the queue + */ + public Map getQueueAcls(); + /** * Get queue information * @param includeChildQueues include child queues? diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/LeafQueue.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/LeafQueue.java index d82e673779..a09ea616c2 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/LeafQueue.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/LeafQueue.java @@ -526,6 +526,11 @@ public synchronized float getUserLimitFactor() { return userLimitFactor; } + @Override + public synchronized Map getQueueAcls() { + return new HashMap(acls); + } + @Override public synchronized QueueInfo getQueueInfo( boolean includeChildQueues, boolean recursive) { diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java index 5ca953dc9a..9a45006920 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java @@ -299,6 +299,11 @@ public synchronized QueueState getState() { return state; } + @Override + public synchronized Map getQueueAcls() { + return new HashMap(acls); + } + @Override public synchronized QueueInfo getQueueInfo( boolean includeChildQueues, boolean recursive) { diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSLeafQueue.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSLeafQueue.java index 2da754c03c..e0caed77f8 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSLeafQueue.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSLeafQueue.java @@ -24,12 +24,14 @@ import java.util.Comparator; import java.util.Iterator; import java.util.List; +import java.util.Map; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.hadoop.classification.InterfaceAudience.Private; import org.apache.hadoop.classification.InterfaceStability.Unstable; import org.apache.hadoop.security.UserGroupInformation; +import org.apache.hadoop.security.authorize.AccessControlList; import org.apache.hadoop.yarn.api.records.QueueACL; import org.apache.hadoop.yarn.api.records.QueueUserACLInfo; import org.apache.hadoop.yarn.api.records.Resource; @@ -175,7 +177,8 @@ public List getQueueUserAclInfo(UserGroupInformation user) { recordFactory.newRecordInstance(QueueUserACLInfo.class); List operations = new ArrayList(); for (QueueACL operation : QueueACL.values()) { - if (hasAccess(operation, user)) { + Map acls = queueMgr.getQueueAcls(getName()); + if (acls.get(operation).isUserAllowed(user)) { operations.add(operation); } } diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSQueue.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSQueue.java index 9f3c4c97c5..9cb0463a56 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSQueue.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/FSQueue.java @@ -20,10 +20,13 @@ import java.util.ArrayList; import java.util.Collection; +import java.util.HashMap; +import java.util.Map; import org.apache.hadoop.classification.InterfaceAudience.Private; import org.apache.hadoop.classification.InterfaceStability.Unstable; import org.apache.hadoop.security.UserGroupInformation; +import org.apache.hadoop.security.authorize.AccessControlList; import org.apache.hadoop.yarn.api.records.Priority; import org.apache.hadoop.yarn.api.records.QueueACL; import org.apache.hadoop.yarn.api.records.QueueInfo; @@ -132,6 +135,12 @@ public QueueInfo getQueueInfo(boolean includeChildQueues, boolean recursive) { return queueInfo; } + @Override + public Map getQueueAcls() { + Map acls = queueMgr.getQueueAcls(getName()); + return new HashMap(acls); + } + @Override public FSQueueMetrics getMetrics() { return metrics; @@ -145,7 +154,7 @@ public void setFairShare(Resource fairShare) { public boolean hasAccess(QueueACL acl, UserGroupInformation user) { // Check if the leaf-queue allows access - if (queueMgr.getQueueAcl(getName(), acl).isUserAllowed(user)) { + if (queueMgr.getQueueAcls(getName()).get(acl).isUserAllowed(user)) { return true; } diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueueManager.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueueManager.java index ca5a9d5b84..8f2fc1e9a1 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueueManager.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/QueueManager.java @@ -72,9 +72,6 @@ public class QueueManager { * (this is done to prevent loading a file that hasn't been fully written). */ public static final long ALLOC_RELOAD_WAIT = 5 * 1000; - - private static final AccessControlList EVERYBODY_ACL = new AccessControlList("*"); - private static final AccessControlList NOBODY_ACL = new AccessControlList(" "); private final FairScheduler scheduler; @@ -384,6 +381,15 @@ public void reloadAllocs() throws IOException, ParserConfigurationException, queueMetrics.setMinShare(queue.getMinShare()); queueMetrics.setMaxShare(queue.getMaxShare()); } + + // Root queue should have empty ACLs. As a queue's ACL is the union of + // its ACL and all its parents' ACLs, setting the roots' to empty will + // neither allow nor prohibit more access to its children. + Map rootAcls = + new HashMap(); + rootAcls.put(QueueACL.SUBMIT_APPLICATIONS, new AccessControlList(" ")); + rootAcls.put(QueueACL.ADMINISTER_QUEUE, new AccessControlList(" ")); + queueAcls.put(ROOT_QUEUE, rootAcls); // Create all queus for (String name: queueNamesInAllocFile) { @@ -448,10 +454,10 @@ private void loadQueue(String parentName, Element element, Map policy.initialize(scheduler.getClusterCapacity()); queuePolicies.put(queueName, policy); } else if ("aclSubmitApps".equals(field.getTagName())) { - String text = ((Text)field.getFirstChild()).getData(); + String text = ((Text)field.getFirstChild()).getData().trim(); acls.put(QueueACL.SUBMIT_APPLICATIONS, new AccessControlList(text)); } else if ("aclAdministerApps".equals(field.getTagName())) { - String text = ((Text)field.getFirstChild()).getData(); + String text = ((Text)field.getFirstChild()).getData().trim(); acls.put(QueueACL.ADMINISTER_QUEUE, new AccessControlList(text)); } else if ("queue".endsWith(field.getTagName()) || "pool".equals(field.getTagName())) { @@ -571,16 +577,21 @@ public long getFairSharePreemptionTimeout() { /** * Get the ACLs associated with this queue. If a given ACL is not explicitly - * configured, include the default value for that ACL. The default for the - * root queue is everybody ("*") and the default for all other queues is - * nobody ("") + * configured, include the default value for that ACL. */ - public AccessControlList getQueueAcl(String queue, QueueACL operation) { - Map queueAcls = info.queueAcls.get(queue); - if (queueAcls == null || !queueAcls.containsKey(operation)) { - return (queue.equals(ROOT_QUEUE)) ? EVERYBODY_ACL : NOBODY_ACL; + public Map getQueueAcls(String queue) { + HashMap out = new HashMap(); + Map queueAcl = info.queueAcls.get(queue); + if (queueAcl != null) { + out.putAll(queueAcl); } - return queueAcls.get(operation); + if (!out.containsKey(QueueACL.ADMINISTER_QUEUE)) { + out.put(QueueACL.ADMINISTER_QUEUE, new AccessControlList("*")); + } + if (!out.containsKey(QueueACL.SUBMIT_APPLICATIONS)) { + out.put(QueueACL.SUBMIT_APPLICATIONS, new AccessControlList("*")); + } + return out; } static class QueueManagerInfo { diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java index 293811e63b..ac7c68a513 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java @@ -156,6 +156,7 @@ public QueueInfo getQueueInfo( return queueInfo; } + @Override public Map getQueueAcls() { Map acls = new HashMap(); diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java index c69b431a4d..e0b81dc774 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java @@ -865,25 +865,22 @@ public void testAllocationFileParsing() throws Exception { assertEquals(10, queueManager.getUserMaxApps("user1")); assertEquals(5, queueManager.getUserMaxApps("user2")); - // Root should get * ACL - assertEquals("*",queueManager.getQueueAcl("root", - QueueACL.ADMINISTER_QUEUE).getAclString()); - assertEquals("*", queueManager.getQueueAcl("root", - QueueACL.SUBMIT_APPLICATIONS).getAclString()); - // Unspecified queues should get default ACL - assertEquals(" ",queueManager.getQueueAcl("root.queueA", - QueueACL.ADMINISTER_QUEUE).getAclString()); - assertEquals(" ", queueManager.getQueueAcl("root.queueA", - QueueACL.SUBMIT_APPLICATIONS).getAclString()); + Map aclsA = queueManager.getQueueAcls("root.queueA"); + assertTrue(aclsA.containsKey(QueueACL.ADMINISTER_QUEUE)); + assertEquals("*", aclsA.get(QueueACL.ADMINISTER_QUEUE).getAclString()); + assertTrue(aclsA.containsKey(QueueACL.SUBMIT_APPLICATIONS)); + assertEquals("*", aclsA.get(QueueACL.SUBMIT_APPLICATIONS).getAclString()); // Queue B ACL - assertEquals("alice,bob admins",queueManager.getQueueAcl("root.queueB", - QueueACL.ADMINISTER_QUEUE).getAclString()); + Map aclsB = queueManager.getQueueAcls("root.queueB"); + assertTrue(aclsB.containsKey(QueueACL.ADMINISTER_QUEUE)); + assertEquals("alice,bob admins", aclsB.get(QueueACL.ADMINISTER_QUEUE).getAclString()); - // Queue C ACL - assertEquals("alice,bob admins",queueManager.getQueueAcl("root.queueC", - QueueACL.SUBMIT_APPLICATIONS).getAclString()); + // Queue c ACL + Map aclsC = queueManager.getQueueAcls("root.queueC"); + assertTrue(aclsC.containsKey(QueueACL.SUBMIT_APPLICATIONS)); + assertEquals("alice,bob admins", aclsC.get(QueueACL.SUBMIT_APPLICATIONS).getAclString()); assertEquals(120000, queueManager.getMinSharePreemptionTimeout("root." + YarnConfiguration.DEFAULT_QUEUE_NAME)); @@ -1066,19 +1063,21 @@ public void testBackwardsCompatibleAllocationFileParsing() throws Exception { assertEquals(5, queueManager.getUserMaxApps("user2")); // Unspecified queues should get default ACL - assertEquals(" ", queueManager.getQueueAcl("root.queueA", - QueueACL.ADMINISTER_QUEUE).getAclString()); - assertEquals(" ", queueManager.getQueueAcl("root.queueA", - QueueACL.SUBMIT_APPLICATIONS).getAclString()); + Map aclsA = queueManager.getQueueAcls("queueA"); + assertTrue(aclsA.containsKey(QueueACL.ADMINISTER_QUEUE)); + assertEquals("*", aclsA.get(QueueACL.ADMINISTER_QUEUE).getAclString()); + assertTrue(aclsA.containsKey(QueueACL.SUBMIT_APPLICATIONS)); + assertEquals("*", aclsA.get(QueueACL.SUBMIT_APPLICATIONS).getAclString()); // Queue B ACL - assertEquals("alice,bob admins", queueManager.getQueueAcl("root.queueB", - QueueACL.ADMINISTER_QUEUE).getAclString()); - - // Queue C ACL - assertEquals("alice,bob admins", queueManager.getQueueAcl("root.queueC", - QueueACL.SUBMIT_APPLICATIONS).getAclString()); + Map aclsB = queueManager.getQueueAcls("root.queueB"); + assertTrue(aclsB.containsKey(QueueACL.ADMINISTER_QUEUE)); + assertEquals("alice,bob admins", aclsB.get(QueueACL.ADMINISTER_QUEUE).getAclString()); + // Queue c ACL + Map aclsC = queueManager.getQueueAcls("root.queueC"); + assertTrue(aclsC.containsKey(QueueACL.SUBMIT_APPLICATIONS)); + assertEquals("alice,bob admins", aclsC.get(QueueACL.SUBMIT_APPLICATIONS).getAclString()); assertEquals(120000, queueManager.getMinSharePreemptionTimeout("root." + YarnConfiguration.DEFAULT_QUEUE_NAME)); @@ -1665,13 +1664,9 @@ public void testAclSubmitApplication() throws Exception { PrintWriter out = new PrintWriter(new FileWriter(ALLOC_FILE)); out.println(""); out.println(""); - out.println(""); - out.println(" "); - out.println(" "); - out.println(" "); - out.println(" norealuserhasthisname"); - out.println(" norealuserhasthisname"); - out.println(" "); + out.println(""); + out.println("norealuserhasthisname"); + out.println("norealuserhasthisname"); out.println(""); out.println(""); out.close(); @@ -1898,13 +1893,9 @@ public void testNotAllowSubmitApplication() throws Exception { PrintWriter out = new PrintWriter(new FileWriter(ALLOC_FILE)); out.println(""); out.println(""); - out.println(""); - out.println(" "); - out.println(" "); - out.println(" "); - out.println(" userallow"); - out.println(" userallow"); - out.println(" "); + out.println(""); + out.println("userallow"); + out.println("userallow"); out.println(""); out.println(""); out.close(); diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/apt/FairScheduler.apt.vm b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/apt/FairScheduler.apt.vm index 01f39cbd5f..7008c20768 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/apt/FairScheduler.apt.vm +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/apt/FairScheduler.apt.vm @@ -221,14 +221,10 @@ Allocation file format for containers, but apps submitted later may run concurrently if there is leftover space on the cluster after satisfying the earlier app's requests. - * aclSubmitApps: a list of users and/or groups that can submit apps to the - queue. Refer to the ACLs section below for more info on the format of this - list and how queue ACLs work. - - * aclAdministerApps: a list of users and/or groups that can administer a - queue. Currently the only administrative action is killing an application. - Refer to the ACLs section below for more info on the format of this list - and how queue ACLs work. + * aclSubmitApps: a list of users that can submit apps to the queue. A (default) + value of "*" means that any users can submit apps. A queue inherits the ACL of + its parent, so if a queue2 descends from queue1, and user1 is in queue1's ACL, + and user2 is in queue2's ACL, then both users may submit to queue2. * minSharePreemptionTimeout: number of seconds the queue is under its minimum share before it will try to preempt containers to take resources from other queues. @@ -250,24 +246,6 @@ Allocation file format An example allocation file is given here: -Queue Access Control Lists (ACLs) - - Queue Access Control Lists (ACLs) allow administrators to control who may - take actions on particular queues. They are configured with the aclSubmitApps - and aclAdministerApps properties, which can be set per queue. Currently the - only supported administrative action is killing an application. Anybody who - may administer a queue may also submit applications to it. These properties - take values in a format like "user1,user2 group1,group2" or " group1,group2". - An action on a queue will be permitted if its user or group is in the ACL of - that queue or in the ACL of any of that queue's ancestors. So if queue2 - is inside queue1, and user1 is in queue1's ACL, and user2 is in queue2's - ACL, then both users may submit to queue2. - - The root queue's ACLs are "*" by default which, because ACLs are passed down, - means that everybody may submit to and kill applications from every queue. - To start restricting access, change the root queue's ACLs to something other - than "*". - --- @@ -278,7 +256,6 @@ Queue Access Control Lists (ACLs) 2.0 fair - charlie 5000 mb,0vcores