---> uname -a: Linux b0b0b61b478e 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.4G 42.6G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.4G 42.6G 15% /etc/resolv.conf /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hostname /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hosts /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 7.4G 42.6G 15% /var/log/sa /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/xfoundry_go-mod-bootstrap_master ---> free -m: total used free shared buff/cache available Mem: 1838 742 73 0 1021 1031 Swap: 1023 2 1021 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 16: eth0@if17: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/16/20 _x86_64_ (4 CPU) 13:48:07 LINUX RESTART 13:49:02 tps rtps wtps bread/s bwrtn/s 13:50:01 19.58 6.23 13.35 1821.05 2371.93 13:51:01 2.70 0.00 2.70 0.00 85.26 13:52:02 0.70 0.00 0.70 0.00 7.84 13:53:01 0.41 0.00 0.41 0.00 4.98 13:54:01 0.28 0.00 0.28 0.00 3.53 13:55:01 0.38 0.00 0.38 0.00 5.24 13:56:01 0.27 0.00 0.27 0.00 3.86 13:57:01 0.25 0.00 0.25 0.00 2.43 13:58:01 209.75 110.62 99.13 4525.35 30282.49 13:59:01 195.49 55.61 139.88 2429.00 34942.86 Average: 43.11 17.30 25.81 877.77 6793.19 13:49:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 110676 1771628 94.12 2620 1238116 964484 32.91 439060 1173496 8 13:51:01 121476 1760828 93.55 2620 1238120 895952 30.57 430500 1173124 8 13:52:02 120236 1762068 93.61 2620 1238128 896168 30.58 431860 1173104 12 13:53:01 118132 1764172 93.72 2620 1238128 899504 30.69 433456 1173104 8 13:54:01 120060 1762244 93.62 2620 1238136 896168 30.58 431976 1173104 20 13:55:01 121636 1760668 93.54 2620 1238140 895952 30.57 430716 1173104 20 13:56:01 125460 1756844 93.33 2620 1238144 895988 30.57 426652 1173100 12 13:57:01 125824 1756480 93.32 2620 1238148 895952 30.57 426344 1173100 8 13:58:01 169980 1712324 90.97 2620 1123280 921252 31.43 524412 979908 22228 13:59:01 207800 1674504 88.96 2620 931668 1255288 42.83 585344 805524 48 Average: 134128 1748176 92.87 2620 1196001 941671 32.13 456032 1117067 2237 13:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:50:01 eth0 55.25 46.65 423.32 32.76 0.00 0.00 0.00 13:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 docker0 0.83 0.74 0.15 1.15 0.00 0.00 0.00 13:51:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:02 eth0 0.95 0.45 0.30 0.18 0.00 0.00 0.00 13:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 eth0 1.74 0.88 4.98 0.09 0.00 0.00 0.00 13:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:54:01 eth0 0.65 0.45 0.36 0.27 0.00 0.00 0.00 13:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:55:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 13:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:56:01 eth0 0.23 0.20 0.07 0.02 0.00 0.00 0.00 13:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:57:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 13:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:58:01 vethc1a9582 182.58 231.80 15.27 1065.68 0.00 0.00 0.00 13:58:01 eth0 632.33 470.56 5558.36 114.77 0.00 0.00 0.00 13:58:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 13:58:01 docker0 183.39 232.40 12.92 1066.80 0.00 0.00 0.00 13:59:01 eth0 166.27 136.89 3697.55 73.78 0.00 0.00 0.00 13:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:59:01 veth75da66d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:59:01 docker0 20.39 23.07 1.17 220.42 0.00 0.00 0.00 Average: eth0 58.96 46.70 869.61 13.83 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth75da66d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 20.45 25.64 1.41 129.19 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/16/20 _x86_64_ (4 CPU) 13:48:07 LINUX RESTART 13:49:02 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 2.50 0.00 2.02 0.34 6.04 89.10 13:50:01 0 2.55 0.00 2.18 0.23 6.43 88.61 13:50:01 1 2.50 0.00 1.89 0.90 5.99 88.72 13:50:01 2 2.54 0.00 1.91 0.02 6.07 89.46 13:50:01 3 2.40 0.00 2.10 0.20 5.70 89.60 13:51:01 all 0.12 0.00 0.09 0.00 0.46 99.33 13:51:01 0 0.05 0.00 0.13 0.00 0.43 99.38 13:51:01 1 0.35 0.00 0.10 0.00 0.61 98.94 13:51:01 2 0.05 0.00 0.05 0.00 0.50 99.40 13:51:01 3 0.07 0.00 0.08 0.00 0.27 99.58 13:52:02 all 0.07 0.00 0.07 0.01 0.58 99.27 13:52:02 0 0.07 0.00 0.03 0.00 0.45 99.45 13:52:02 1 0.12 0.00 0.13 0.03 0.65 99.07 13:52:02 2 0.05 0.00 0.05 0.00 0.98 98.92 13:52:02 3 0.05 0.00 0.02 0.00 0.25 99.68 13:53:01 all 0.19 0.00 0.07 0.00 0.27 99.47 13:53:01 0 0.10 0.00 0.08 0.00 0.32 99.49 13:53:01 1 0.30 0.00 0.07 0.00 0.32 99.31 13:53:01 2 0.22 0.00 0.10 0.00 0.36 99.32 13:53:01 3 0.12 0.00 0.03 0.00 0.10 99.75 13:54:01 all 0.08 0.00 0.04 0.00 0.34 99.54 13:54:01 0 0.07 0.00 0.05 0.00 0.40 99.48 13:54:01 1 0.05 0.00 0.05 0.00 0.22 99.68 13:54:01 2 0.15 0.00 0.02 0.00 0.38 99.45 13:54:01 3 0.05 0.00 0.03 0.00 0.35 99.57 13:55:01 all 0.09 0.00 0.05 0.00 0.45 99.41 13:55:01 0 0.03 0.00 0.05 0.00 0.61 99.30 13:55:01 1 0.05 0.00 0.05 0.00 0.23 99.67 13:55:01 2 0.23 0.00 0.07 0.00 0.48 99.22 13:55:01 3 0.05 0.00 0.03 0.00 0.46 99.45 13:56:01 all 0.14 0.00 0.06 0.00 0.06 99.74 13:56:01 0 0.05 0.00 0.03 0.00 0.05 99.87 13:56:01 1 0.12 0.00 0.10 0.00 0.08 99.70 13:56:01 2 0.35 0.00 0.08 0.00 0.10 99.47 13:56:01 3 0.02 0.00 0.03 0.00 0.03 99.92 13:57:01 all 0.09 0.00 0.05 0.00 0.13 99.72 13:57:01 0 0.03 0.00 0.03 0.00 0.07 99.87 13:57:01 1 0.05 0.00 0.05 0.00 0.13 99.77 13:57:01 2 0.20 0.00 0.07 0.00 0.23 99.50 13:57:01 3 0.07 0.00 0.05 0.00 0.10 99.78 13:58:01 all 9.29 0.00 5.44 1.56 10.27 73.44 13:58:01 0 9.73 0.00 6.04 1.78 11.23 71.22 13:58:01 1 8.47 0.00 5.56 1.39 10.14 74.45 13:58:01 2 10.06 0.00 5.42 2.12 9.43 72.97 13:58:01 3 8.93 0.00 4.76 0.93 10.29 75.09 13:59:01 all 9.69 0.00 7.07 0.78 15.13 67.34 13:59:01 0 9.75 0.00 7.51 0.55 16.38 65.81 13:59:01 1 9.42 0.00 8.35 0.72 14.77 66.73 13:59:01 2 6.19 0.00 5.78 0.61 14.27 73.16 13:59:01 3 13.46 0.00 6.62 1.23 15.12 63.57 Average: all 2.22 0.00 1.49 0.27 3.37 92.66 Average: 0 2.22 0.00 1.60 0.25 3.61 92.31 Average: 1 2.13 0.00 1.63 0.30 3.30 92.64 Average: 2 2.00 0.00 1.36 0.27 3.30 93.07 Average: 3 2.52 0.00 1.37 0.24 3.26 92.61