blocked nbr

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Ways to find blocked and blocked SIDs in Oracle ____oracle

In Oracle, blocking and blocking are frequently encountered. There are several main ways to find blocking and blocking:I. By looking for V$lock and V$locked_objectThis is the most common and direct method. Sql> Select Sid,block from V$lock where block=1; SID Block---------- ----------252 1 --as you can see, sid=252 's session blocks the rest of the session. Sql>Sql> Select object_id,session_id from V$locked_object where object_id into (select object_id from V$locked_object where s ession_id=25

What if my line is blocked or blocked?

Line company I am a Korean software development company developed a well-known chat software, in the country also has a large number of users. And recently, some line even my users found that his even my line account is blocked or blocked, even my line can not, what to do? In fact, the solution is very simple, some users will call this method to dig the wall. So specifically how to solve even my line is

ERROR-Agent is blocked. Blocked reason is: Agent is out-of-sync with repository, mavenrepository

ERROR-Agent is blocked. Blocked reason is: Agent is out-of-sync with repository, mavenrepository [oracle@node2-prod1 bin]$ ./emctl status agentOracle Enterprise Manager 11g Release 1 Grid Control 11.1.0.1.0 Copyright (c) 1996, 2010 Oracle Corporation. All rights reserved.---------------------------------------------------------------Agent Version : 11.1.0.1.0OMS Version : 11.1.0.1.0Protocol Vers

The Backspace event is blocked on the webpage. The input box is not blocked, and the backspace input box is

The Backspace event is blocked on the webpage. The input box is not blocked, and the backspace input box is Document. onkeydown = function (e) {var code; if (! E) {var e = window. event;} if (e. keyCode) {code = e. keyCode;} else if (e. which) {code = e. which;} // BackSpace 8; if (event. keyCode = 8) (event. srcElement. type! = "Text" event. srcElement. type! = "Textarea" event. srcElement. type! = "Pa

Javaapplet-application Blocked. Your security setting has blocked an untrusted application from running.

From:http://www.cnblogs.com/killerlegend/p/3892668.htmlAuthor:killerlegenddate:2014.8.5While looking at the * algorithm, there is a Java applet style about the 8 maze problem, on this site: http://www.permadi.com/java/puzzle8/, but when I open the browser it prompts me:Application Blocked. Your security setting has blocked an untrusted application from running.As shown in the following:At first, I thought i

Use regular expression to replace the blocked words in the article, 1500 blocked words, and 6 kb articles. The replacement time is 1 millisecond.

This feature has been used for a long time to replace the article blocking word with regular expressions. Because there is no pressure during use, its performance has not been optimized. At the leader's request today, I tested and improved the performance, and found that the improved performance has increased by more than 100 times! It took more than 130 milliseconds to replace an article. Now it only takes less than 1 millisecond! The main difference is the regular expression generation and the

Share C # Replace the blocked words with regular expressions, and process 1500 blocked words in 1 millisecond with a speed of 6 kb.

At the leader's request today, I tested and improved the performance, and found that the improved performance has increased by more than 100 times! It took more than 130 milliseconds to replace an article. Now it only takes less than 1 millisecond! The main difference is the regular expression generation and the number of times the circular article content is generated. The main code below is provided for your reference.Private Static readonly RegEx reg_ B = new RegEx (@ "\ B", regexoptions. Com

JS determines whether the pop-up window is blocked program code

Most browsers have a pop-up screen program built in, and when the pop-up window is blocked, you should consider two possibilities. If the browser-built screen program blocks pop-up windows, then window.open () is likely to return null. At this point, you can determine if the pop-up window is blocked by detecting the returned value, as shown in the following example: The code is as follows C

In layman's Java Concurrency (21): Concurrent container Part 6 can be blocked blockingqueue (1) [Go]

As you can see in the class diagram in the "Introduction to concurrent container Part 4 concurrent Queue and queue" section, Blockingqueue is the primary thread-safe version for queue. This is a blocking version, which allows the Add/remove element to be blocked until it succeeds.Blockingqueue adds two operations to the queue: Put/take. Here is a table for finishing.Seemingly simple API, very useful. This is very beneficial in controlling the concurre

Java thread is blocked by mutex, check interrupt example explained----thinking JAVA4

Package org.rui.thread.block;/** * Blocked by mutex as seen in Interrupting.java, if you try to invoke its synchronized method on an object, the lock of this object has been obtained by other tasks, Then the calling task will be suspended (blocked) until the lock is available. * The following example illustrates how the same mutex can be obtained multiple times by the same task * * @author Lenovo * */publ

Oracle blocking (blocking blocked) Introduction and example Demo _oracle

Blocking is a common scenario for DBAs, especially where poor application design blocking can cause severe performance degradation until the database crashes. For DBAs, it is necessary to know how to navigate to what is blocking the current system, who is the blocking, and who is the blocked. This paper gives a description of this and the related demo. 1. Blocking and its type A, what is blockingA session holds a lock on a resource, and another sess

Initial SQL Server performance issues (3/4): List blocked sessions

Label:Original: Initial SQL Server performance issue (3/4): List blocked sessionsIn the initial SQL Server performance issue (2/4), we discussed the list of waiting resources or running session scripts. In this article we will look at how to list blocked sessions with specific information. 1 /******************************************************************************************/ 2 CREATE FUNCTION [dbo].

Techniques for JavaScript to check whether pop-up windows are blocked

This article mainly introduces the JavaScript to check whether pop-up windows are blocked method tips, this article is used to detect window.open pop-up window is blocked, the need for friends can refer to the The exit box is useful and requires a pop-up window. For programmers who develop such a site, they have a tricky problem, and they don't know if the pop-ups are

Installation is blocked by policy

Useful keyboard to plug into the computer, display: Installation is blocked by policy   Own solution1. Click the Start menu (or use the "win+r" key) → type "gpedit.msc" to enter.2. Expand: Computer configuration → administrative panel → system → device installation → device installation restrictions.3. Double-click the "Prohibit installation of devices not described by other policy settings" on the right-hand side → select "Disabled".4. Uninstall this

Blocked Process Report

When a lock with mutual exclusion exists on the same object, the query needs to wait a long time, can we receive a reminder from SQL Server? The answer is yes, it's very simple, because SQL Server gives you the functionality called Blocked Process report. Unfortunately, this feature is not enabled by default. So this article I want to explain to you the approximate usage of the blocked Process report, whi

In layman's Java Concurrency (23): Concurrent container Part 8 can be blocked Blockingqueue (3) [Go]

particularly necessary to note that Priorityqueue is an unbounded queue, which means that once the number of elements reaches the size of the array, the array is enlarged by 50%, so that the array is infinitely large. Of course, if the maximum value of an integer is reached, a outofmemoryerror is obtained, which is guaranteed by logic.For Priorityblockingqueue, because it is unbounded, there is only a non-empty signal, which means that only take () can block and put is never

Google browser chrome error prompts adobe Flash player to be blocked due to expiration

Google browser chrome error prompts adobe Flash player to be blocked due to expiration First, because this error is caused by the Adobe Flash Player plug-in, you can disable this plugin, but so many pages that require Adobe Flash Player plug-ins will not display properly, so this method is not recommended, but can be understood. Open on Google browser: Chrome://plugins then see the plugin used by the browser, find Adobe Flash Player, click Disable

Ali mother to "data abnormal" blocked small web site by Webmaster Joint appeal

Recently a large number of AdSense put Ali mother ads, Ali mother blocked, and frozen income, the reason for the closure of the "data anomaly", on the basis of these four words will be a large number of small and medium Web site blocked, it is a bit rogue and authoritarian, so that the majority of webmaster dissatisfaction, a large number of webmaster gathered together, ready to sue Ali mother, and justice.

MySQL 5.7, such as the source of spinach sold where the location of DDL blocked issues

:0Blocking_thread_id:27Blocking_pid:2Blocking_account: [Email protected]Blocking_lock_type:shared_readBlocking_lock_duration:transactionSql_kill_blocking_query:kill Query 2Sql_kill_blocking_connection:kill 22. RowObject_schema:slowtechObject_name:t1Waiting_thread_id:29Waiting_pid:4Waiting_account: [Email protected]Waiting_lock_type:exclusiveWaiting_lock_duration:transactionWaiting_query:alter table SLOWTECH.T1 Add C1 intwaiting_query_secs:446waiting_query_rows_affected:0waiting_query_rows_examin

Host is blocked because of many connection errors; Unblock with ' mysqladmin flush-hosts '

Tags: host is blocked because of many connection errors; Unblock with ' mysqladmin flush-hosts 'Error: Host is blocked because of many connection errors; Unblock with ' mysqladmin flush-hosts 'Reason:Congestion caused by the same IP in a short period of time resulting in too many (exceeding the maximum value of MySQL database max_connection_errors) interrupted database connections;Workaround:1, increase the

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