Category: Storage

Hitachi VSP (or HPE XP) host mode options

When you create host group on Hitachi VSP (or HPE XP) series, you can use these best practices for most used operating systems. For all operating systems: If you have GAD ( or HA) you must enable 88(Port Consolidation) in…

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Disable trim, ,if quick format takes long time

If your storage and OS support trim, quick format can takes long time. Furtermore, you can disable trim before format and activate it later. For Windows: Disable trim command: fsutil behavior set disabledeletenotify 1 To enable again: fsutil behavior set…

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Security Tips for Storage and Backup Admins

1. EMC Networker: Change “remote access” option *@*  on every client” –> https://sysarticles.com/emc-networker-security-exploit-that-remote-access/ 2. Veritas Netbackup: Remove No.Restrictions file –> https://sysarticles.com/security-expolit-on-netbackup-no-restrictions/ 3. EMC VMAX: Change default password of SMC user in unisphere (take snapshot or backup before changing. If you would get…

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How to Expand a Striped Meta on EMC VMAX (Disk büyütme işlemi)

1. Create new meta devices that you will add to disk: symconfigure -cmd “create dev count=X, size=Y cyl, emulation=FBA, config=TDEV, mvs_ssid=0, device_attr=SCSI3_persist_reserv;” prepare / commit ·        Change the X and Y to the correct values for your environment ·         Make a note of the device IDs, I’ll…

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Netapp E Series Test Result

Netapp Properties: Model: E5400 (E5400A-12GB-R6) 2 controller, 8 FC port(8 Gbit) 17 800GB SSD disk(16 data, 1 spare) Aggrigate raid level: 5 Luns(2 Luns created, owner of N:\ is controller B and owner of L:\ is controller A) segment size:…

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Snapmanager for SQL: Timeout Expired

Error Code: Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding. Example: [08:01:47.379] [HostName] Connecting to SQL server HostName… [08:01:47.383] [HostName] Transaction log backup for database [BSM] will truncate logs… [08:01:47.383]…

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Symantec Netbackup ve Netapp Snapmanager SQL ile yedekleme ve geri dönme

Merhabalar, Symantec Netbackup ve Netapp Snapmanager  SQL ile yedekleme ve geri dönme ile ilgili hazırladığım dökümanlara aşağıdaki linklerde ulaşabilirsiniz. UT – Veri yedekleme talimatı UT – Geri Yükleme talimatı Ayrıca geri yükleme dökümanında netappdaki snapshottan dönmek için yapılan lun clone…

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Netapplarda tüm volume ler için autogrow ve snap autodelete ayarlayan script

Netapp üzerinde snapshotlardan dolayı lun offline sorunu ile karşılaşmak istemiyorsanız, mutlaka vol autogrow ve ve snap autodelete ayarlamanız gerekmekte. Her ne kadar yönetim için kullandığınız grafik arayüzü ile oluşturduğunuz lunlarda bu özellikler otomatik gelse de eskiden kalma ve ya komutla…

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