Memory-allocation - Related information

• GC and memory allocation Strategy in JAVA

  in most cases in JAVA, objects are allocated in Eden by default, and when GC is triggered, if there is not enough space in survivor, it will be put into the old age. suppose the following scenario: eden:80M survivor1:10M survivor2:10M now survivor2 is...

  Jvm gc memory-allocation java

  Mar.14,2021
• The order of the members in the struct is different, resulting in different memory usage. Are there any principles that follow in the order in which member types are defined?

  background: on 64-bit operating system example: define 2 stuct objects with the same members (in different order) and print package main import "unsafe" type A struct { X bool Y float64 Z int16 } type B struct { Y float64...

  Memory-allocation golang

  Mar.14,2021
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3714d-2c05b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3714d-2c05b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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