---> uname -a: Linux 4a025ec4e534 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 7.5G 42.5G 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master ---> free -m: total used free shared buff/cache available Mem: 1838 709 84 0 1043 1064 Swap: 1023 1 1022 ---> 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) 02/04/20 _x86_64_ (4 CPU) 20:11:27 LINUX RESTART 20:12:01 tps rtps wtps bread/s bwrtn/s 20:13:01 52.68 14.93 37.76 2781.18 3403.36 20:14:01 1.31 0.02 1.30 0.53 61.52 20:15:01 0.33 0.00 0.33 0.00 3.91 20:16:02 0.28 0.00 0.28 0.00 3.33 20:17:01 0.24 0.00 0.24 0.00 3.06 20:18:01 0.77 0.00 0.77 0.00 9.44 20:19:01 159.89 91.66 68.23 3093.21 24439.10 20:20:01 205.74 58.85 146.88 3109.83 36100.83 Average: 52.78 20.73 32.05 1125.87 8022.50 20:12:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:13:01 111296 1771008 94.09 2620 1227576 969328 33.07 427612 1187168 16 20:14:01 123292 1759012 93.45 2620 1227792 890340 30.38 420576 1184484 12 20:15:01 122068 1760236 93.51 2620 1227800 890520 30.38 422048 1184472 16 20:16:02 120908 1761396 93.58 2620 1227800 890640 30.39 422476 1184472 16 20:17:01 122968 1759336 93.47 2620 1227808 890340 30.38 420856 1184472 12 20:18:01 122260 1760044 93.50 2620 1227812 890436 30.38 421384 1184472 8 20:19:01 65984 1816320 96.49 2620 1180532 1301324 44.40 465092 1162200 104460 20:20:01 97220 1785084 94.84 2620 1115060 974728 33.26 605456 903320 80200 Average: 110750 1771555 94.12 2620 1207773 962207 32.83 450688 1146883 23093 20:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:13:01 eth0 197.34 160.28 954.61 79.35 0.00 0.00 0.00 20:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 docker0 0.91 0.98 0.18 1.39 0.00 0.00 0.00 20:14:01 eth0 0.87 0.08 0.07 0.01 0.00 0.00 0.00 20:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 eth0 1.15 0.73 0.51 0.23 0.00 0.00 0.00 20:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:02 eth0 0.38 0.35 0.26 0.20 0.00 0.00 0.00 20:16:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 eth0 0.27 0.20 0.14 0.07 0.00 0.00 0.00 20:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:19:01 veth7f5ddd8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:19:01 eth0 348.12 259.34 4481.15 93.52 0.00 0.00 0.00 20:19:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 20:19:01 veth5621eca 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 eth0 183.79 154.35 3744.97 64.49 0.00 0.00 0.00 20:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 veth7fe00b3 26.05 28.43 1.75 225.46 0.00 0.00 0.00 20:20:01 docker0 42.91 42.41 3.42 268.56 0.00 0.00 0.00 Average: eth0 62.36 50.00 1023.82 19.59 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7fe00b3 3.27 3.56 0.22 28.26 0.00 0.00 0.00 Average: docker0 5.38 5.32 0.43 33.67 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) 02/04/20 _x86_64_ (4 CPU) 20:11:27 LINUX RESTART 20:12:01 CPU %user %nice %system %iowait %steal %idle 20:13:01 all 10.42 0.00 4.11 1.01 10.64 73.83 20:13:01 0 10.59 0.00 4.24 0.53 12.23 72.41 20:13:01 1 11.47 0.00 3.69 0.45 9.78 74.61 20:13:01 2 9.63 0.00 4.26 0.38 10.70 75.03 20:13:01 3 9.97 0.00 4.23 2.69 9.87 73.24 20:14:01 all 0.15 0.00 0.07 0.00 0.28 99.50 20:14:01 0 0.07 0.00 0.15 0.00 0.28 99.50 20:14:01 1 0.37 0.00 0.08 0.00 0.35 99.20 20:14:01 2 0.08 0.00 0.03 0.00 0.32 99.57 20:14:01 3 0.08 0.00 0.07 0.00 0.17 99.68 20:15:01 all 0.10 0.00 0.03 0.00 0.56 99.31 20:15:01 0 0.05 0.00 0.03 0.00 0.47 99.45 20:15:01 1 0.25 0.00 0.03 0.00 0.43 99.28 20:15:01 2 0.03 0.00 0.03 0.00 0.81 99.12 20:15:01 3 0.05 0.00 0.03 0.00 0.53 99.39 20:16:02 all 0.08 0.00 0.03 0.00 0.75 99.13 20:16:02 0 0.18 0.00 0.02 0.00 0.63 99.17 20:16:02 1 0.03 0.00 0.03 0.00 0.51 99.42 20:16:02 2 0.05 0.00 0.03 0.00 1.06 98.86 20:16:02 3 0.05 0.00 0.03 0.00 0.83 99.09 20:17:01 all 0.07 0.00 0.05 0.00 1.04 98.84 20:17:01 0 0.17 0.00 0.03 0.00 0.84 98.95 20:17:01 1 0.03 0.00 0.05 0.00 1.26 98.66 20:17:01 2 0.05 0.00 0.03 0.00 0.81 99.11 20:17:01 3 0.05 0.00 0.07 0.00 1.26 98.62 20:18:01 all 0.11 0.00 0.03 0.00 0.39 99.47 20:18:01 0 0.27 0.00 0.02 0.00 0.32 99.40 20:18:01 1 0.07 0.00 0.03 0.00 0.68 99.22 20:18:01 2 0.03 0.00 0.02 0.00 0.13 99.82 20:18:01 3 0.08 0.00 0.05 0.00 0.38 99.48 20:19:01 all 4.30 0.00 2.98 0.80 6.29 85.63 20:19:01 0 4.31 0.00 3.05 0.29 6.14 86.21 20:19:01 1 3.93 0.00 2.99 0.37 6.56 86.15 20:19:01 2 4.38 0.00 3.03 1.57 5.99 85.03 20:19:01 3 4.58 0.00 2.79 0.96 6.46 85.21 20:20:01 all 10.15 0.00 6.58 1.66 13.42 68.19 20:20:01 0 11.71 0.00 6.56 2.34 14.78 64.61 20:20:01 1 9.24 0.00 7.00 1.61 13.13 69.02 20:20:01 2 8.22 0.00 5.54 1.46 13.18 71.61 20:20:01 3 11.46 0.00 7.29 1.22 12.56 67.48 Average: all 3.16 0.00 1.73 0.43 4.15 90.53 Average: 0 3.41 0.00 1.76 0.39 4.45 89.98 Average: 1 3.16 0.00 1.72 0.30 4.06 90.75 Average: 2 2.81 0.00 1.62 0.43 4.12 91.02 Average: 3 3.25 0.00 1.80 0.60 3.97 90.38