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alicecrunchwip [2020/06/03 15:22]
florido [Logbook]
alicecrunchwip [2020/06/17 12:40]
florido [TODO]
Line 12: Line 12:
  
 See description in this graph below. See description in this graph below.
 +
 +<​code>​
 +
 +
 +             ​.------------------------------------------.
 +             ​| ​             M.2 Disk 250GB              |
 +             ​|------------------------------------------|
 +  .----------| Main system disk - boot /                |                              SW RAID1
 +  |          | operating system ​                        ​|-------------------------------------------------------------.
 +  |          | /swap                                    |                                                             |
 +  |          | /ahome (admin home separated from users) |                                                             |
 +  |          '​------------------------------------------' ​                                                            |
 +  |                                                                                                                   |
 +  |   SW RAID1                                                                                                        |
 +  |         ​.----------------------------------------. ​                 .----------------------------------------. ​   |
 +  |         ​| ​           U.2 disk 1 960GB            |                  |            U.2 disk 2 960GB            |    |
 +  |         ​|----------------------------------------| ​                 |----------------------------------------| ​   |
 +  |         | - User folders /home 700GB             ​|<​---------------->​| - User folders /home 700GB             ​| ​   |
 +  |         | -------------------------------------- |     SW RAID1     | -------------------------------------- |    |
 +  --------->​| - copy of boot disk (bootable) / 100GB |                  | - copy of boot disk (bootable) / 100GB |<​---'​
 +            |   copy of /ahome 100GB260GB ​           |<​---------------->​| ​  copy of /ahome 100GB                 |
 +            '​----------------------------------------' ​                 '​----------------------------------------'​
 +
 +
 +
 +                          .------------------------------------------------.
 +               ​__________ |      RAID6 storage - 8x 12TB disks /disk       | __________ ​
 +              [_|||||||_°]|------------------------------------------------|[_|||||||_°]
 +              [_|||||||_°]| - 7x 12TB in RAID6 -> 60TB (50-55 usable) ​     |[_|||||||_°]
 +              [_|||||||_°]| - 1x 12TB spare                                |[_|||||||_°]
 +                          '​------------------------------------------------'​
 +</​code>​
  
 One can login to the machine as it does with aurora. ​ One can login to the machine as it does with aurora. ​
  
 Additionally admins can login to a separate monitor machine to check the status of hardware components. This machine will also send warnings in case of issues. Additionally admins can login to a separate monitor machine to check the status of hardware components. This machine will also send warnings in case of issues.
 +
 +<​code>​
 +
 +                                       ​____ ​  ​__ ​            
 +                                      |    | |==|            ​
 +                  .------Admins------>​|____| |  |  HW Monitor
 +                  |                   /::::/​ |__|            ​
 +                  |                              |
 +              __  _                              |<​monitoring>​
 +     ​o ​      ​[__]|=| ​                            v
 +    /|\      /::/​|_| ​               ________ ​                   ​
 +    / \                            |==|=====| ​                  
 +         Own laptop / teddi        |  |     ​| ​                  
 +                  |                |  |     ​| ​                  
 +                  |                |  |     ​| ​ ALICE new machine
 +                  '​--Researchers-->​| ​ |     ​| ​                  
 +                                   ​| ​ |====°| ​                  
 +                                   ​|__|_____| ​                  
 +                                                                ​
 +                                                                ​
 +
 +</​code>​
  
 Florido will take care of OS installation and hardware maintenance/​monitoring. This info will be shared with ALICE admins. Florido will take care of OS installation and hardware maintenance/​monitoring. This info will be shared with ALICE admins.
Line 22: Line 76:
 ===== TODO ===== ===== TODO =====
  
-  * Configure networking: DONE  +  * Configure networking: DONE :-D 
-  * Configure maintenance interface: DONE +  * Configure maintenance interface: DONE :-D 
-  * Configure monitoring server: DONE +  * Configure monitoring server: ​ongoing FIXME 
-  * Install system: DONE +    * Configure machine os and services ​DONE :-D 
-  * Create RAID6: ​ongoing +    * Configure hardware monitoring FIXME 
-    * Find best settings, discuss with users +    * Configure user access to monitor FIXME 
-  * Configure systemongoing +  * Install system: DONE :-D 
-    * Configure firewall +  * Create RAID6: ​DONE :-D 
-    * Configure config management system. Maybe chance to test ansible +    * Find best settings, discuss with users DONE :-D
-    * Create admin users +
-    * Format and connect RAID6 disk+
  
 +  * Configure system: ongoing FIXME
 +    * Configure firewall DONE :-D
 +    * Test fallback operating system in case of failure FIXME
 +    * Configure config management system. Testing **ansible** DONE :-D
 +    * Create admin users ongoing FIXME
 +      * generic alice user DONE :-D
 +      * give admin permissions to relevant alice users FIXME
 +    * Format and connect RAID6 disk DONE :-D
 +    * Configure RAID monitoring FIXME
 +  * User services (tasks mainly to be done by admin users): :?:
 +    * Create users :?:
 +    * Create folders :?:
 +    * Share folders across servers (requires installing new services) :?:
 +    * Install ALICE software :?:
 +      * More details here :?:
 +    * Move data :?:
 +  * Documentation
 +    * Write a page on how to manage the system :?:
 +      * Must be only accessible by admins
 +      * Must include system description above here
 +      * Must describe common procedures
 +      * Ask if users want remote X11
 ===== Logbook ===== ===== Logbook =====
  
Line 39: Line 113:
 ==== 20206** ==== ==== 20206** ====
   * new entry   * new entry
 +
 +==== 2020616 ====
 +  * Configured system to be managed remotely via ansible
 +    * Changed sshd_config
 +    * Added management keys to root user
 +    * Management currently done via my workstation,​ may change in the future.
 +  * Installed basic software
 +  * Created alice admin user
 +  * Installed basic build software
 +
 +==== 2020612 ====
 +  * Formatted RAID volume as xfs <code bash>​mkfs.xfs -f -d su=1m,sw=5 -L alicedisk /​dev/​sda</​code>​
 +    * Shows a warning but should be harmless
 +
 +^ su=1m        | 1MB strip size |
 +^ sw=5         | 5 RAID disks (+2 parity) |
 +^ -L alicedisk | xfs label |
 +^ /​dev/​sda ​    | the raid shown as a device to the kernel |
 +
 +  * created folder ''/​disk''​
 +  * created entry in fstab for disk based on UUID:<​code ini># RAID disk
 +UUID=0d4a40e5-084e-404f-9219-6c3645929ec2 /disk                   ​xfs ​    ​rw,​seclabel,​relatime,​attr2,​inode64,​sunit=2048,​swidth=10240,​noquota 0 0</​code>​
 +==== 2020609 ====
 +  * configured server network and hostname: beast
 +  * Installed storcli RAID management tool from Vendor website
 +    * https://​www.broadcom.com/​products/​storage/​raid-controllers/​megaraid-9460-8i ​
 +    * https://​docs.broadcom.com/​docs/​007.1316.0000.0000_Unified_StorCLI_PUL.zip
 +    * Sw installed in ''/​opt/​MegaRAID/​storcli/''​
 +    * For brevity added alias ''​storcli''​ in root .bashrc
 +  * Created array volume with 1024k strip size for very large files <code bash>​storcli /c0 add vd r6 name=alicedisk drives=133:​0-6 Strip=1024</​code>​
 +    * Note: initialization takes 13h
 +    * Raid volume name in storcli:''/​c0/​v0''​
 +  * Created hotspare (disk that kicks in if one breaks)<​code bash>​storcli /c0/e133/s7 add hotsparedrive</​code>​
 +  * Written few notes on storcli in [[it_tips:​storcliqr|MegaRAID storcli QR]]
  
 ==== 2020603 ==== ==== 2020603 ====
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   * Reset maintenance interface. Tested ok. Custom tools not working but web browser interface ok.   * Reset maintenance interface. Tested ok. Custom tools not working but web browser interface ok.
   * Installed system. Configured RAID1 on system disks. Upgraded system.   * Installed system. Configured RAID1 on system disks. Upgraded system.
 +  * Configured basic firewall.
  
 ==== 2020602 ==== ==== 2020602 ====
alicecrunchwip.txt · Last modified: 2020/06/18 09:58 by florido

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