Hello,
i have issue with my r620 server with Cloudlinux OS nad raid 10 for system and home partition and backup with raid 1.
With this settings disks slow down at time and IOTOP doesn't show any extreme i/o and 10MB/s is write on disks when issue happen.
Also disk in raid are WD Red 1TB and here are hdparam when little load on disk happen:
Timing buffered disk reads: 22 MB in 3.00 seconds = 7.32 MB/sec
also all disk in raid 10 shows Spun Up:
| ID | 0:1:0 |
| Status | Non-Critical |
| Name | Physical Disk 0:1:0 |
| State | Online |
| Power Status | Spun Up |
| Bus Protocol | SATA |
| Media | HDD |
| Revision | 82.00A82 |
| T10 PI Capable | No |
| Certified | No |
| Capacity | 931.00GB |
| Used RAID Disk Space | 931.00GB |
| Available RAID Disk Space | 0.00GB |
| Hot Spare | No |
| Vendor ID | |
| Product ID | WDC WD10JFCX-68N6GN0 |
| Serial No. | WD-WXS1A17DF21X |
| Negotiated Speed | 6.00 Gbps |
| Capable Speed | 6.00 Gbps |
| Sector Size | 512B |
| SAS Address | 500056B37789ABEE |
| Non-RAID HDD Disk Cache Policy | Not Applicable |
Best regards.
