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Questions tagged [repair]

175 questions
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The repair of cassandra data

I have a playground for cassandra cluster - 7 nodes (v.2.2.4) on servers hardware without network problems. RF is equal 3. For loading data was started a script generating test data. A "Table" has about 2b records. I ran subrange repair procedure…
Dimaf
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mongod unclean shutdown detected

I try to start mongod.exe but I have and I get the following error: C:\MongoDB\Server\30\bin>mongod.exe 2015-12-16T19:12:17.108+0100 I CONTROL 2015-12-16T19:12:17.110+0100 W CONTROL 32-bit servers don't have journaling enabled by default. Please…
ccfarre
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Free MongoDB disk space

I'm having problems with MongoDB excessive use of space. I had a Collection using 8 GB of space. I was trying to compact this space using mongo command "db.repairDatabase()" but it got worst. The Collection now uses 11 GB of space! I found the…
Antonio
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How to repair a MySQL table without using phpMyAdmin?

I had a table with complicated columns, I started to fill it with a heavy data, during that, it crashed. table reported as crashed and need to be repaired. Repair Table in phpmyadmin could not repair it. Then I decided to start filling process…
Alexar
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How do I compact and repair an ACCESS 2007 database by .NET code?

I need to compact and repair an Access 2007 .accdb database file. I know that JRO.JetEngine can do this with .mdb files, but I need to repair the newer version 2007 format by code. Any suggestions? EDIT: Here is the thing: I found that I can use the…
TheAgent
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How to delete all the data and metadata in HBase WITHOUT uninstalling and reinstalling?

Running HBase in pseudo-distributed mode on my dev box. Cloudera CDH4. CentOS. Somehow, my HBase installation has gotten totally corrupted. I ran this command : ./bin/hbase hbck -repairHoles and the readout ended with this : Summary: -ROOT- is…
sangfroid
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Nodetool repair - how to automate on linux & actions during repair

Currently, I'm running once a week manually nodetool repair (while no action is happening to the cassandra nodes (nothing is inserted, e.t.c.)). Just wondering, if I can run nodetool repair, while data is being inserted? Secondly - Can I create a…
Patiss
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Cassandra: primary range full repair on all nodes of cluster or datacenter

As everyone would agree, Cassandra repairs are necessary but are very expensive and failure prone, gets stuck most of the time if any node in the cluster go down while the repair is running on any other node in the cluster. I am running full…
Pankaj Yadav
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Is it recommended to do periodic cassandra repair

We recently had a disk fail in one of our Cassandra node (its a 5 Cassandra 2.2 cluster with replication factor of 3). It took about a week or more to perform a full repair on that node. Each node contains 3/5 of the data and doing nodetool repair…
Danish Shrestha
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Disk space not changed after massive data removal from Cassandra db with compaction and repair

We have a Cassandra cluster (2.1.11) with 15 nodes, replication factor 3 on SSD drives. One of the table occupies 12 TB. Both live disk space and total disk space are equivalent. I also verified this number is the same on Ops center, JMX reports,…
Hidetomo Morimoto
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Do we need to run 'repair' if new data center is added

Consider my current Cassandra cluster is following, DC1: 2 DC2: 2 each data center has 2 nodes and RF=2. Now i am adding 2 more data centers DC1: 2, DC2:2 , DC3: 2, DC4 : 2. So is it required to run nodetool repair on new nodes in DC3 and DC4. So…
Dinesh Kumar
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Disable microsoft word "Show Repairs" dialog box

In VBA I am cycling through thousands of documents. The script stalls when it hits a document needomg repair. A dialog box opens entitled: "Show Repairs" with the message: "Errors were detected in thsi file, but Word was able to open the file by…
user2104778
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Find "problematic" rows in a mysql table that will fail to export

I wanted to backup my database with PHP. I tested the linked script but it was never ending, I tried to prepend the repair $table before the query but it didn't help. So I figured out if I just skip two tables (you can see in the code) then it works…
Toni Michel Caubet
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Repair installation and Service Packs

What happens if: I install VS2010. I install VS2010 SP1. I run VS2010's Repair installation because of some problem in VS2010. At this point, do I need to install SP1 again? In simple words, is the Repair Installation intelligent enough not to…
dotNET
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What does the term read-repair mean when applied to databases?

I've been evaluating large key-value stores recently and I keep coming acrosss the term 'read-repair' but have no clue what they are talking about. I think it has something to do with transactions but am not sure. Could someone please explain what…
eyberg
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