High steal% inside vm

Sakis

Active Member
Aug 14, 2013
121
6
38
One proxmox node that hosts only one vm is having high sys% cpu usage. This is translated to high steal% inside vm.

Code:
03:41:18 PM  CPU    %usr   %nice    %sys %iowait    %irq   %soft  %steal  %guest  %gnice   %idle
03:41:20 PM  all    0.24    0.00    5.13    0.01    0.00    0.13    0.00    7.53    0.00   86.96
03:41:22 PM  all    0.23    0.00    1.85    0.01    0.00    0.11    0.00    5.34    0.00   92.47
03:41:24 PM  all    2.98    0.00    2.75    0.04    0.00    0.22    0.00    5.19    0.00   88.81
03:41:26 PM  all    8.31    0.00    6.61    0.13    0.00    0.48    0.00   10.45    0.00   74.01
03:41:28 PM  all    3.67    0.00    3.40    0.14    0.00    0.30    0.00    8.88    0.00   83.62
03:41:30 PM  all    0.33    0.00    2.99    0.01    0.00    0.13    0.00    8.45    0.00   88.08
03:41:32 PM  all    0.13    0.00    2.22    0.01    0.00    0.09    0.00    7.93    0.00   89.63
03:41:34 PM  all    0.30    0.00    2.84    0.03    0.00    0.09    0.00    8.84    0.00   87.90
03:41:36 PM  all    4.97    0.00    6.09    0.04    0.00    0.39    0.00   11.48    0.00   77.03
03:41:38 PM  all    1.97    0.00    2.31    0.04    0.00    0.20    0.00    8.40    0.00   87.09
03:41:40 PM  all    0.47    0.00    1.17    0.01    0.00    0.10    0.00    6.44    0.00   91.81
03:41:42 PM  all    0.30    0.00    1.03    0.00    0.00    0.11    0.00    6.14    0.00   92.42
03:41:44 PM  all    0.34    0.00    1.26    0.02    0.00    0.16    0.00    6.07    0.00   92.15
03:41:46 PM  all    0.28    0.00    6.13    0.07    0.00    0.13    0.00    7.92    0.00   85.47
03:41:48 PM  all    0.31    0.00    6.38    0.04    0.00    0.13    0.00    9.32    0.00   83.82
03:41:50 PM  all    0.13    0.00    2.87    0.00    0.00    0.05    0.00   10.57    0.00   86.38
03:41:52 PM  all    0.29    0.00    5.19    0.00    0.00    0.09    0.00    7.72    0.00   86.71
03:41:54 PM  all    0.51    0.00    9.60    0.03    0.00    0.14    0.00    6.15    0.00   83.57
03:41:56 PM  all    8.98    0.00   30.40    0.13    0.00    0.54    0.00   11.56    0.00   48.39
03:41:58 PM  all    5.38    0.00   13.82    0.15    0.00    0.32    0.00   15.75    0.00   64.58
03:42:00 PM  all    0.33    0.00    3.92    0.01    0.00    0.11    0.00    6.43    0.00   89.19
03:42:02 PM  all    0.47    0.00    6.91    0.01    0.00    0.12    0.00   14.07    0.00   78.42
03:42:04 PM  all    1.66    0.00    3.08    0.02    0.00    0.20    0.00    8.46    0.00   86.59
03:42:06 PM  all    3.08    0.00    4.81    0.03    0.00    0.19    0.00    7.80    0.00   84.10
03:42:08 PM  all    0.47    0.00    3.43    0.03    0.00    0.09    0.00    6.59    0.00   89.39
03:42:10 PM  all    0.21    0.00    5.96    0.00    0.00    0.09    0.00   10.54    0.00   83.20
03:42:12 PM  all    0.43    0.00   19.77    0.01    0.00    0.11    0.00    8.52    0.00   71.17
03:42:14 PM  all    0.39    0.00   52.95    0.03    0.00    0.12    0.00    6.34    0.00   40.17
03:42:16 PM  all    0.20    0.00   46.48    0.01    0.00    0.07    0.00    4.69    0.00   48.55
03:42:18 PM  all    0.33    0.00   49.90    0.04    0.00    0.09    0.00    5.56    0.00   44.08
03:42:20 PM  all    0.24    0.00   64.51    0.01    0.00    0.09    0.00    4.04    0.00   31.12
03:42:22 PM  all    0.09    0.00   59.57    0.01    0.00    0.09    0.00    8.43    0.00   31.82
03:42:24 PM  all    3.16    0.00   59.57    0.02    0.00    0.21    0.00    7.84    0.00   29.20
03:42:26 PM  all    7.00    0.00   52.29    0.10    0.00    0.37    0.00   10.24    0.00   30.00
03:42:28 PM  all    0.23    0.00   59.77    0.04    0.00    0.09    0.00    8.21    0.00   31.66
03:42:30 PM  all    0.44    0.00   45.68    0.02    0.00    0.11    0.00   14.33    0.00   39.43
03:42:32 PM  all    0.35    0.00   39.61    0.00    0.00    0.11    0.00   12.37    0.00   47.55
03:42:34 PM  all    3.15    0.00   46.89    0.05    0.00    0.28    0.00   14.92    0.00   34.70
03:42:36 PM  all    2.81    0.00   48.19    0.05    0.00    0.24    0.00   13.05    0.00   35.66

03:42:36 PM  CPU    %usr   %nice    %sys %iowait    %irq   %soft  %steal  %guest  %gnice   %idle
03:42:38 PM  all    2.78    0.00   46.98    0.06    0.00    0.26    0.00   14.16    0.00   35.77
03:42:40 PM  all    0.20    0.00   17.77    0.01    0.00    0.06    0.00   25.83    0.00   56.13
03:42:42 PM  all    0.31    0.00    4.62    0.01    0.00    0.11    0.00    8.88    0.00   86.07
03:42:44 PM  all    0.34    0.00    6.48    0.02    0.00    0.11    0.00   10.41    0.00   82.64
03:42:46 PM  all    3.67    0.00    9.87    0.02    0.00    0.32    0.00    9.28    0.00   76.85
03:42:48 PM  all    0.31    0.00    5.72    0.02    0.01    0.13    0.00    6.35    0.00   87.47
03:42:50 PM  all    0.49    0.00   10.57    0.01    0.00    0.18    0.00   11.06    0.00   77.69
03:42:52 PM  all    0.32    0.00    6.17    0.00    0.00    0.13    0.00    7.50    0.00   85.88

Nothing strange running on proxmox node. Any help on debugging high sys% usage in this node?
 

About

The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway.
We think our community is one of the best thanks to people like you!

Get your subscription!

The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Tens of thousands of happy customers have a Proxmox subscription. Get yours easily in our online shop.

Buy now!