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12C grid 磁盘要求
12c,gimr,votedisk,ocr
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asm磁盘normal模式
NORMAL模式下磁盘组，asm,保护模式。
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XTTS 跨平台表空间迁移测试
xtts,rman,oracle,表空间传输。
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exadata vmwate 安装数据库节点
exadata,cell,vmware
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exadata vmwate 安装存储节点
vmware,exadata,cell,
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Exadata虚拟机模拟--安装存储节点
exadata,cell,存储节点，虚拟机安装
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Virtual Memory Consumption / Paging under AIX 7.1 (文档 ID 1666458.1
APPLIES TO:Oracle Database - Enterprise Edition - Version 11.2.0.1 to 12.1.0.1 [Release 11.2 to 12.1]IBM AIX on POWER Systems (64-bit)SYMPTOMSAfter an upgrade from AIX 5.3 to AIX 7.1, an increase of virtual memory consumption and paging activity is noticed.All the points were checked a...
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Recommended Values for Virtual Memory Manager
Table 2-5 Recommended Values for Virtual Memory ManagerParameterValueminperm%3 (AIX 5.3 default is 20)maxperm%90 (AIX 5.3 def...
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AIX: High Swap Usage Or ORA-4030 Errors (文档 ID 1599824.1)
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Automatic Memory Management (AMM) on 11g & 12c
Introduction to Database Memory ComponentsThe basic memory structures associated with Oracle Database include:System Global Area (SGA)The SGA is a group of shared memory structures, known as SGA components, that contain data and control information for one Oracle Database instance. Th...
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Temporary tablespaces in RAC ? Oracle databas...
Temporary tablespaces are shared objects and they are associated to an user or whole database (using default temporarytablespace). So, in RAC, temporary tablespaces are shared between the instances. Many temporary tablespaces can be cre...
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pyton 统计单词并排序-ok
lines_count = 0 words_count = 0chars_count = 0words_dict = {} lines_list = [] c1 = ['!', '?', ';', '.', ','] all_line = '' import collectionswith open('c:\invalid.txt', 'r') as f: ...
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pyton 统计单词并排序-ok
lines_count = 0 words_count = 0chars_count = 0words_dict = {} lines_list = [] c1 = ['!', '?', ';', '.', ','] all_line = '' import collectionswith open('c:\invalid.txt', 'r') as f: ...
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python 字典排序
def mySort(a): lo=len(a)-2 i=0 while i=i: if(a[j+1]
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python 统计文章单词个数-1
lines_count = 0 words_count = 0chars_count = 0words_dict = {} lines_list = [] c1 = ['!', '?', ';', '.', ','] all_line = '' import collectionswith open('c:\invalid.txt', 'r') as f: &...
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python 统计文章单词个数 -2
lines_count = 0words_count = 0chars_count = 0words_dict = {}lines_list = []c1 = ['!', '?', ';', '.', ',']all_line = ''import collectionswith open('c:\invalid.txt', 'r') as f: &nb...
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python 统计文章单词个数
python 统计文章单词个数
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统计文章单词个数
点击(此处)折叠或打开lines_count = 0 words_count = 0chars_count = 0words_dict = {} lines_list = [] c1 = ['!', '?', ';', '.', ','] all_line = '' import collecti...
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Troubleshooting 'enq: TX - index contention' Waits
When running an OLTP systems, it i??s possible to see high TX enqueue contention on index associated with tables, which are having high concurrency from the application. This usually happens when the application performs lot of INSERTs and DELETEs concurrently. For RAC system, the concurre...
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常用sqltun tool
All About the SQLT Diagnostic Tool (文档 ID 215187.1)SQL Tuning Health-Check Script (SQLHC) (文档 ID 1366133.1)
