I have 3-node etcd cluster version 3.5.2. I noticed a sitituation that endpoint's db_size is constantly growing. I have to perform compaction and defr ...
I have 3-node etcd cluster version 3.5.2. I noticed a sitituation that endpoint's db_size is constantly growing. I have to perform compaction and defr ...
I have a memory pool of fixed size. A custom allocator is used to put std::vector and std::unordered_map elements into that pool. Over time the memory ...
I'm writing a C Code to solve Euler equations. My code works perfectly fine on the cluster but not on my pc. Seems to be an issue with malloc(). It is ...
we need to remove old data from a huge table once a year. The rows of the table are rather compact (around 40 bytes) and there is just a clustered ind ...
I've found how we can solve this problem in SQL Server here - but how can i do it in PostgreSQL? ...
I'm experimenting with FSCTL_MOVE_FILE. Mostly everything is working as expected. However, sometimes if I try to re-read (via FSCTL_GET_NTFS_FILE_RECO ...
We are running MariaDB v 10.1.30, testing a script to run database maintenance script for defragmenting tables and rebuilding indexes using OPTIMIZE T ...
We are using Clustered Column store Indexes in multiple tables. To determine Fragmentation, When I use sys.dm_db_column_store_row_group_physical_s ...
Can you help me on how to make this script work. For Defrag For Disk Clean up Upon trying this scripts, it didnt do anything and no error messa ...
We wrote a windows service by C# in .NET framework, after some hours we noticed that the size of heap generation 2 is growing unordinary. Most of this ...
I've built a simple memory pool in C and I've also implemented the ability to implement memory blocks in this pool. The memory blocks themselves are ...
I need to design an algorithm that does a simple defragmentation, but with the "minimum amount of changes" feature. Let's say I have 3 containers with ...
Over time the used_memory_rss keeps increasing. I understand the reason behind it getting filled (its how memory allocators work). However I need a so ...
I'm running different scripts from SQLFOOL & SQL Authorities an etc. but when I check the database I cannot see any defragmentation at all. I wrot ...
The relevant Microsoft doc is: https://msdn.microsoft.com/en-us/library/aa363911.aspx But it describe how to move existing fragmented file to new con ...
I am playing around with Python and some of NoSql DBs to create file store(mainly because of built in replication), i tried it with MongoDB and its wo ...
I would like to use a batch file to stop Windows Disk Defragmenter from running on a schedule. By default it is enabled and I would like to disable it ...
We have a database with 2 tables, one with hundreds of millions of rows (row size<1KB), another 14 million rows. Compression enabled on both. Datab ...
I have a Sybase Anywhere DB which is like almost worth 10 GBs. I know there are 2 tables which are really huge in this DB, so i truncated these 2 tabl ...
I know when a file is allocated on a file system, such as NTFS or FAT32, the file system will allocated some clusters/sectors for it. After the file i ...