---> uname -a: Linux 1731286efd3c 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 744 89 0 1004 1029 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) 01/10/20 _x86_64_ (4 CPU) 14:47:49 LINUX RESTART 14:49:01 tps rtps wtps bread/s bwrtn/s 14:50:01 11.84 0.00 11.84 0.00 1712.75 14:51:01 0.43 0.00 0.43 0.00 6.49 14:52:01 0.27 0.00 0.27 0.00 3.48 14:53:01 0.47 0.00 0.47 0.00 5.58 14:54:01 0.78 0.00 0.78 0.00 8.81 14:55:02 32.41 3.56 28.85 495.09 14512.44 14:56:01 326.28 152.89 173.38 5586.87 41586.18 14:57:01 168.75 74.78 93.98 5005.92 26989.75 Average: 67.14 28.66 38.48 1377.76 10542.76 14:49:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 126100 1756204 93.30 2620 1232880 901836 30.77 421148 1178484 20 14:51:01 124976 1757328 93.36 2620 1232892 902192 30.78 423184 1178184 20 14:52:01 125064 1757240 93.36 2620 1232896 902072 30.78 422484 1178184 16 14:53:01 126092 1756212 93.30 2620 1232896 901904 30.77 424816 1175104 8 14:54:01 126120 1756184 93.30 2620 1232904 901976 30.77 425220 1175104 8 14:55:02 67952 1814352 96.39 2620 1235388 1114316 38.02 531628 1108700 96024 14:56:01 149844 1732460 92.04 2620 1039976 1112552 37.96 519160 954460 99256 14:57:01 126864 1755440 93.26 2004 1026072 1063612 36.29 573108 888192 34192 Average: 121627 1760678 93.54 2543 1183238 975058 33.27 467594 1104552 28693 14:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:50:01 eth0 0.77 0.08 0.07 0.01 0.00 0.00 0.00 14:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:51:01 eth0 1.98 1.00 2.98 0.25 0.00 0.00 0.00 14:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:52:01 eth0 1.00 0.35 0.29 0.20 0.00 0.00 0.00 14:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:53:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 14:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:54:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 14:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:55:02 eth0 96.97 79.57 3464.16 9.53 0.00 0.00 0.00 14:55:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:55:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:56:01 eth0 331.40 259.05 4624.29 34.90 0.00 0.00 0.00 14:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:56:01 docker0 156.41 208.88 11.82 1098.08 0.00 0.00 0.00 14:57:01 veth2dff482 0.00 0.03 0.00 0.00 0.00 0.00 0.00 14:57:01 eth0 905.07 691.05 11429.62 246.14 0.00 0.00 0.00 14:57:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 14:57:01 docker0 175.41 229.70 13.11 1301.26 0.00 0.00 0.00 Average: veth2dff482 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 113.41 86.59 1432.22 30.84 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 21.98 28.78 1.64 163.06 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) 01/10/20 _x86_64_ (4 CPU) 14:47:49 LINUX RESTART 14:49:01 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 0.10 0.00 0.12 0.00 0.27 99.51 14:50:01 0 0.03 0.00 0.08 0.00 0.20 99.68 14:50:01 1 0.05 0.00 0.10 0.00 0.20 99.65 14:50:01 2 0.27 0.00 0.13 0.00 0.48 99.12 14:50:01 3 0.03 0.00 0.17 0.00 0.22 99.58 14:51:01 all 0.14 0.00 0.03 0.00 0.34 99.49 14:51:01 0 0.08 0.00 0.05 0.00 0.32 99.55 14:51:01 1 0.05 0.00 0.03 0.00 0.30 99.62 14:51:01 2 0.05 0.00 0.03 0.00 0.20 99.72 14:51:01 3 0.38 0.00 0.05 0.00 0.52 99.05 14:52:01 all 0.10 0.00 0.04 0.00 0.13 99.73 14:52:01 0 0.02 0.00 0.05 0.00 0.05 99.88 14:52:01 1 0.05 0.00 0.05 0.00 0.22 99.68 14:52:01 2 0.03 0.00 0.03 0.00 0.13 99.80 14:52:01 3 0.32 0.00 0.03 0.00 0.12 99.53 14:53:01 all 0.11 0.00 0.05 0.00 0.16 99.67 14:53:01 0 0.07 0.00 0.10 0.00 0.12 99.72 14:53:01 1 0.03 0.00 0.03 0.00 0.17 99.77 14:53:01 2 0.05 0.00 0.05 0.00 0.18 99.72 14:53:01 3 0.30 0.00 0.02 0.00 0.18 99.50 14:54:01 all 0.07 0.00 0.03 0.00 0.20 99.69 14:54:01 0 0.02 0.00 0.03 0.00 0.10 99.85 14:54:01 1 0.08 0.00 0.03 0.00 0.28 99.60 14:54:01 2 0.07 0.00 0.03 0.00 0.22 99.68 14:54:01 3 0.17 0.00 0.05 0.00 0.18 99.60 14:55:02 all 2.25 0.00 1.36 0.09 4.23 92.06 14:55:02 0 2.68 0.00 1.71 0.07 4.47 91.07 14:55:02 1 1.95 0.00 1.48 0.00 3.81 92.76 14:55:02 2 2.21 0.00 1.11 0.20 4.49 91.99 14:55:02 3 2.13 0.00 1.16 0.10 4.14 92.48 14:56:01 all 12.60 0.00 8.03 2.51 10.17 66.68 14:56:01 0 14.02 0.00 9.83 2.60 10.46 63.09 14:56:01 1 12.33 0.00 7.81 2.00 10.12 67.74 14:56:01 2 13.93 0.00 8.42 4.03 10.11 63.51 14:56:01 3 10.21 0.00 6.12 1.39 10.01 72.27 14:57:01 all 8.91 0.00 5.71 2.49 8.82 74.06 14:57:01 0 9.41 0.00 5.95 2.20 8.96 73.47 14:57:01 1 7.66 0.00 5.41 4.34 8.75 73.83 14:57:01 2 9.93 0.00 5.68 1.22 9.00 74.17 14:57:01 3 8.65 0.00 5.81 2.24 8.58 74.73 Average: all 2.94 0.00 1.86 0.62 2.96 91.61 Average: 0 3.16 0.00 2.14 0.58 2.99 91.13 Average: 1 2.68 0.00 1.81 0.77 2.90 91.83 Average: 2 3.22 0.00 1.88 0.65 3.03 91.21 Average: 3 2.71 0.00 1.63 0.45 2.93 92.28