---> uname -a: Linux bddf7307b605 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-messaging_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-messaging_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 707 82 0 1048 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) 05/27/20 _x86_64_ (4 CPU) 23:27:21 LINUX RESTART 23:28:01 tps rtps wtps bread/s bwrtn/s 23:29:01 49.83 11.91 37.92 2599.93 3472.41 23:30:01 4.00 0.00 4.00 0.00 123.72 23:31:01 0.65 0.00 0.65 0.00 6.81 23:32:01 0.68 0.00 0.68 0.00 8.24 23:33:01 0.65 0.00 0.65 0.00 8.04 23:34:02 0.67 0.00 0.67 0.00 7.50 23:35:01 0.68 0.00 0.68 0.00 8.92 23:36:01 0.67 0.00 0.67 0.00 9.02 23:37:01 266.71 138.95 127.77 5102.91 41982.13 23:38:01 157.09 53.91 103.18 3543.29 20885.11 Average: 48.25 20.51 27.73 1126.65 6663.40 23:28:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:29:01 123516 1758788 93.44 2620 1219560 973244 33.21 417612 1175564 376 23:30:01 129888 1752416 93.10 2620 1219572 963276 32.87 414584 1175124 8 23:31:01 136280 1746024 92.76 2620 1219576 907764 30.97 410864 1173416 8 23:32:01 136104 1746200 92.77 2620 1219576 907764 30.97 411000 1173412 8 23:33:01 136184 1746120 92.77 2620 1219584 907812 30.97 411260 1173412 20 23:34:02 135184 1747120 92.82 2620 1219588 907956 30.98 412116 1173412 8 23:35:01 135528 1746776 92.80 2620 1219592 907980 30.98 412108 1173408 8 23:36:01 146796 1735508 92.20 2620 1219596 907764 30.97 400996 1173152 8 23:37:01 156064 1726240 91.71 2620 1130468 1052176 35.90 516752 1012116 95380 23:38:01 140708 1741596 92.52 2620 1058200 1011308 34.51 559328 895776 144 Average: 137625 1744679 92.69 2620 1194531 944704 32.23 436662 1129879 9597 23:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:29:01 eth0 165.54 130.97 758.04 74.65 0.00 0.00 0.00 23:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 docker0 1.10 0.98 0.24 2.30 0.00 0.00 0.00 23:30:01 eth0 0.42 0.38 0.26 0.17 0.00 0.00 0.00 23:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:31:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 23:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 eth0 0.45 0.08 0.02 0.01 0.00 0.00 0.00 23:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 eth0 0.63 0.17 0.13 0.04 0.00 0.00 0.00 23:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:02 eth0 0.91 0.30 0.36 0.22 0.00 0.00 0.00 23:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 eth0 0.42 0.34 0.27 0.20 0.00 0.00 0.00 23:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 23:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:37:01 eth0 279.65 211.36 7002.15 61.71 0.00 0.00 0.00 23:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:37:01 docker0 12.04 11.96 1.17 42.04 0.00 0.00 0.00 23:38:01 eth0 150.17 91.96 216.65 77.29 0.00 0.00 0.00 23:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:38:01 docker0 37.14 48.25 2.22 146.32 0.00 0.00 0.00 Average: eth0 59.95 43.65 799.29 21.47 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.04 6.13 0.36 19.10 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) 05/27/20 _x86_64_ (4 CPU) 23:27:21 LINUX RESTART 23:28:01 CPU %user %nice %system %iowait %steal %idle 23:29:01 all 10.45 0.00 3.14 1.04 10.89 74.48 23:29:01 0 8.95 0.00 3.58 0.12 11.95 75.42 23:29:01 1 11.87 0.00 2.79 0.29 9.81 75.24 23:29:01 2 9.12 0.00 3.18 3.60 11.33 72.77 23:29:01 3 11.87 0.00 3.00 0.14 10.45 74.54 23:30:01 all 0.29 0.00 0.06 0.00 0.27 99.37 23:30:01 0 0.17 0.00 0.07 0.00 0.17 99.60 23:30:01 1 0.38 0.00 0.05 0.00 0.25 99.32 23:30:01 2 0.58 0.00 0.08 0.00 0.32 99.02 23:30:01 3 0.07 0.00 0.05 0.00 0.37 99.52 23:31:01 all 0.11 0.00 0.05 0.00 0.40 99.44 23:31:01 0 0.32 0.00 0.07 0.00 0.37 99.25 23:31:01 1 0.05 0.00 0.03 0.00 0.35 99.57 23:31:01 2 0.05 0.00 0.08 0.00 0.70 99.17 23:31:01 3 0.00 0.00 0.02 0.00 0.20 99.78 23:32:01 all 0.10 0.00 0.06 0.00 0.30 99.53 23:32:01 0 0.22 0.00 0.08 0.00 0.20 99.50 23:32:01 1 0.07 0.00 0.05 0.00 0.32 99.57 23:32:01 2 0.07 0.00 0.05 0.00 0.27 99.62 23:32:01 3 0.05 0.00 0.07 0.02 0.40 99.47 23:33:01 all 0.10 0.00 0.05 0.00 0.42 99.44 23:33:01 0 0.23 0.00 0.03 0.00 0.32 99.42 23:33:01 1 0.05 0.00 0.05 0.00 0.50 99.40 23:33:01 2 0.08 0.00 0.08 0.00 0.68 99.15 23:33:01 3 0.03 0.00 0.02 0.00 0.17 99.78 23:34:02 all 0.11 0.00 0.05 0.00 0.58 99.25 23:34:02 0 0.25 0.00 0.03 0.00 0.61 99.10 23:34:02 1 0.03 0.00 0.05 0.00 0.46 99.45 23:34:02 2 0.08 0.00 0.05 0.00 0.43 99.44 23:34:02 3 0.08 0.00 0.08 0.00 0.83 99.01 23:35:01 all 0.08 0.00 0.05 0.00 0.94 98.93 23:35:01 0 0.03 0.00 0.05 0.00 1.11 98.81 23:35:01 1 0.15 0.00 0.05 0.00 1.33 98.47 23:35:01 2 0.07 0.00 0.07 0.00 0.73 99.14 23:35:01 3 0.02 0.00 0.05 0.00 0.57 99.36 23:36:01 all 0.07 0.00 0.04 0.00 0.93 98.96 23:36:01 0 0.02 0.00 0.05 0.00 0.50 99.44 23:36:01 1 0.15 0.00 0.03 0.00 0.98 98.84 23:36:01 2 0.07 0.00 0.07 0.00 1.76 98.11 23:36:01 3 0.05 0.00 0.02 0.00 0.50 99.44 23:37:01 all 7.51 0.00 5.37 1.33 21.77 64.03 23:37:01 0 6.76 0.00 4.53 0.56 21.77 66.37 23:37:01 1 7.37 0.00 5.20 0.77 22.32 64.33 23:37:01 2 10.24 0.00 7.02 2.84 22.36 57.54 23:37:01 3 5.74 0.00 4.76 1.18 20.64 67.67 23:38:01 all 6.57 0.00 5.13 2.30 13.65 72.35 23:38:01 0 4.72 0.00 4.37 3.38 14.68 72.85 23:38:01 1 7.47 0.00 5.81 1.67 13.25 71.80 23:38:01 2 7.86 0.00 5.21 2.76 13.56 70.61 23:38:01 3 6.25 0.00 5.17 1.39 13.08 74.10 Average: all 2.54 0.00 1.41 0.47 5.05 90.54 Average: 0 2.17 0.00 1.30 0.41 5.22 90.90 Average: 1 2.75 0.00 1.41 0.27 4.98 90.59 Average: 2 2.82 0.00 1.59 0.92 5.21 89.47 Average: 3 2.42 0.00 1.34 0.28 4.78 91.19