---> uname -a: Linux 3504774602db 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 6.3G 43.7G 13% / 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-messaging_PR-48 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-messaging_PR-48@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 593 68 0 1176 1140 Swap: 1023 0 1023 ---> 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 6: eth0@if7: 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) 03/05/20 _x86_64_ (4 CPU) 17:11:30 LINUX RESTART 17:12:02 tps rtps wtps bread/s bwrtn/s 17:13:01 8.33 3.11 5.21 491.62 1066.09 17:14:01 1.18 0.00 1.18 0.00 18.30 17:15:01 0.30 0.00 0.30 0.00 3.08 17:16:01 0.30 0.00 0.30 0.00 3.10 17:17:01 0.23 0.00 0.23 0.00 2.76 17:18:01 39.97 9.41 30.56 2034.30 2409.61 17:19:01 0.52 0.00 0.52 0.00 7.79 17:20:01 0.63 0.00 0.63 0.00 6.73 17:21:01 0.67 0.00 0.67 0.00 7.83 17:22:01 0.75 0.00 0.75 0.00 8.59 17:23:01 0.65 0.00 0.65 0.00 8.11 17:24:01 107.81 67.70 40.11 3988.41 17074.01 Average: 13.45 6.69 6.76 543.02 1719.22 17:12:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:13:01 72768 1809536 96.13 2620 1403824 745528 25.44 288032 1369304 12 17:14:01 75804 1806500 95.97 2620 1403828 748180 25.53 285728 1369068 8 17:15:01 75684 1806620 95.98 2620 1403832 748180 25.53 285744 1369068 8 17:16:01 75632 1806672 95.98 2620 1403836 748180 25.53 285952 1369068 16 17:17:01 75524 1806780 95.99 2620 1403840 748180 25.53 286052 1369068 8 17:18:01 108380 1773924 94.24 2620 1248848 928844 31.69 426408 1191584 12 17:19:01 114560 1767744 93.91 2620 1248852 897396 30.62 420876 1191576 8 17:20:01 114644 1767660 93.91 2620 1248856 897396 30.62 420956 1191576 8 17:21:01 114836 1767468 93.90 2620 1248860 897460 30.62 420988 1191576 8 17:22:01 113460 1768844 93.97 2620 1248924 897616 30.63 421824 1191588 24 17:23:01 113920 1768384 93.95 2620 1248872 897556 30.62 421472 1191580 12 17:24:01 100256 1782048 94.67 2620 1194156 1099984 37.53 431468 1161320 80724 Average: 96289 1786015 94.88 2620 1308877 854542 29.16 366292 1263031 6737 17:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:13:01 eth0 103.32 85.15 338.88 20.24 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 eth0 0.08 0.10 0.01 0.01 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 eth0 0.08 0.10 0.01 0.01 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 eth0 0.13 0.10 0.01 0.01 0.00 0.00 0.00 17:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 eth0 290.34 226.88 653.01 70.92 0.00 0.00 0.00 17:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 docker0 0.92 0.77 0.22 1.44 0.00 0.00 0.00 17:19:01 eth0 0.08 0.13 0.01 0.01 0.00 0.00 0.00 17:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 eth0 0.80 0.10 0.07 0.01 0.00 0.00 0.00 17:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 eth0 1.25 0.67 0.56 0.37 0.00 0.00 0.00 17:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 eth0 0.27 0.18 0.14 0.10 0.00 0.00 0.00 17:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 eth0 88.34 74.93 2328.24 10.27 0.00 0.00 0.00 17:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 40.33 32.31 276.71 8.48 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.08 0.06 0.02 0.12 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) 03/05/20 _x86_64_ (4 CPU) 17:11:30 LINUX RESTART 17:12:02 CPU %user %nice %system %iowait %steal %idle 17:13:01 all 3.42 0.00 0.90 0.04 0.06 95.58 17:13:01 0 4.50 0.00 1.27 0.00 0.08 94.14 17:13:01 1 3.56 0.00 0.64 0.03 0.05 95.71 17:13:01 2 2.36 0.00 0.78 0.07 0.09 96.70 17:13:01 3 3.26 0.00 0.90 0.05 0.03 95.76 17:14:01 all 0.09 0.00 0.05 0.00 0.00 99.86 17:14:01 0 0.15 0.00 0.03 0.00 0.00 99.82 17:14:01 1 0.07 0.00 0.07 0.00 0.00 99.87 17:14:01 2 0.08 0.00 0.07 0.00 0.00 99.85 17:14:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:15:01 all 0.17 0.00 0.05 0.00 0.00 99.78 17:15:01 0 0.50 0.00 0.02 0.00 0.00 99.48 17:15:01 1 0.05 0.00 0.07 0.00 0.00 99.88 17:15:01 2 0.10 0.00 0.05 0.00 0.00 99.85 17:15:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:16:01 all 0.18 0.00 0.05 0.00 0.00 99.78 17:16:01 0 0.50 0.00 0.02 0.00 0.00 99.48 17:16:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:16:01 2 0.08 0.00 0.08 0.00 0.00 99.83 17:16:01 3 0.07 0.00 0.03 0.00 0.00 99.90 17:17:01 all 0.17 0.00 0.04 0.00 0.00 99.79 17:17:01 0 0.28 0.00 0.00 0.00 0.00 99.72 17:17:01 1 0.05 0.00 0.03 0.00 0.00 99.92 17:17:01 2 0.27 0.00 0.05 0.00 0.00 99.68 17:17:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:18:01 all 5.62 0.00 2.01 1.21 0.00 91.15 17:18:01 0 6.28 0.00 2.69 0.12 0.00 90.91 17:18:01 1 4.97 0.00 2.04 4.15 0.02 88.81 17:18:01 2 5.86 0.00 1.56 0.30 0.00 92.28 17:18:01 3 5.36 0.00 1.78 0.29 0.00 92.58 17:19:01 all 0.08 0.00 0.05 0.00 0.00 99.87 17:19:01 0 0.05 0.00 0.05 0.00 0.00 99.90 17:19:01 1 0.08 0.00 0.08 0.00 0.00 99.83 17:19:01 2 0.08 0.00 0.03 0.00 0.00 99.88 17:19:01 3 0.13 0.00 0.03 0.00 0.00 99.83 17:20:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:20:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:20:01 1 0.03 0.00 0.05 0.00 0.00 99.92 17:20:01 2 0.10 0.00 0.05 0.00 0.02 99.83 17:20:01 3 0.55 0.00 0.08 0.00 0.00 99.37 17:21:01 all 0.18 0.00 0.05 0.00 0.00 99.76 17:21:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:21:01 1 0.05 0.00 0.03 0.00 0.00 99.92 17:21:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:21:01 3 0.53 0.00 0.07 0.00 0.00 99.40 17:22:01 all 0.20 0.00 0.05 0.00 0.00 99.75 17:22:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:22:01 1 0.10 0.00 0.08 0.00 0.00 99.82 17:22:01 2 0.10 0.00 0.05 0.00 0.00 99.85 17:22:01 3 0.55 0.00 0.05 0.00 0.00 99.40 17:23:01 all 0.17 0.00 0.04 0.00 0.00 99.79 17:23:01 0 0.13 0.00 0.03 0.00 0.00 99.83 17:23:01 1 0.03 0.00 0.05 0.00 0.00 99.92 17:23:01 2 0.05 0.00 0.05 0.00 0.00 99.90 17:23:01 3 0.43 0.00 0.03 0.00 0.00 99.53 17:24:01 all 4.74 0.00 2.83 1.42 0.01 90.99 17:24:01 0 5.40 0.00 3.18 2.88 0.02 88.52 17:24:01 1 4.71 0.00 2.44 0.33 0.02 92.50 17:24:01 2 4.92 0.00 2.85 0.80 0.02 91.41 17:24:01 3 3.96 0.00 2.87 1.63 0.02 91.53 Average: all 1.26 0.00 0.51 0.22 0.01 98.00 Average: 0 1.48 0.00 0.62 0.25 0.01 97.64 Average: 1 1.14 0.00 0.47 0.38 0.01 98.00 Average: 2 1.17 0.00 0.47 0.10 0.01 98.25 Average: 3 1.24 0.00 0.49 0.16 0.00 98.10