Difference: Space_Monitoring (2 vs. 3)

Revision 32008-06-26 - ZhangXiaomei

Line: 1 to 1
 
META TOPICPARENT name="WebHome"
Changed:
<
<

CMS Space Monitoring

>
>

CMS Space Monitoring

 

This segment introduces the T2, T3 of the Beijing site space usage monoitring.

goals

Changed:
<
<

1.help administrators control the usage and distribution of T3 and T2 space
>
>
1.help administrators control the usage and distribution of T3 and T2 space
 
2.help users know the space status before doing the subscription in PhEDEx and moving dataset between T3 and T2
3.help users and administrators know the subscription status in the PhEDEx and clean up the occupied space in time. It become more necessary when more and more storage resources are added
4.easy to find the discrepancy between the site space information and the information from the CMS central publishing system
Changed:
<
<

5.find a way to count the correct space information in order to cope with the bug from dCache NFS system.When the file size >2GB, the space information can not correctly be displayed,only srmls works
>
>

5.find a way to count the correct space information in order to cope with the bug from dCache NFS system.When the file size >2GB, the space information can not correctly be displayed,only srmls works
 

functions

Changed:
<
<

1.Display T2 space usage
>
>
1.Display T2 space usage
 
T2: name, directory, size, remark
2.Display T3 space usage in cmsd01 and cmsd02
T3: name, directory, size, remark
Line: 23 to 22
 
PhEDEx subscription: requestor, the LFN of dataset or block, size, the time when the data is created, remark

policies

Changed:
<
<

1. Automatically use system commands and SRM commands to count the amount of space usage once or twice each day.
>
>
1. Automatically use system commands and SRM commands to count the amount of space usage once or twice each day.
 
2. Automatically collect information from the PhEDEx system
3. The information is outputted in XML format and displayed in web page
4. The tools used here:du,df,srmls,wget
Line: 29 to 28
 
4. The tools used here:du,df,srmls,wget
5. The language used here: perl, xml, xsl
Deleted:
<
<
 

space monitoring link

Changed:
<
<
http://cmsui01.ihep.ac.cn/space_BJ.xml
>
>
http://cmsui01.ihep.ac.cn/space_mon/space_BJ.xml
  *Please feel free to give some comments.
 
This site is powered by the TWiki collaboration platform Powered by PerlCopyright © 2008-2020 by the contributing authors. All material on this collaboration platform is the property of the contributing authors.
Ideas, requests, problems regarding TWiki? Send feedback