---> uname -a: Linux 34deef1ee35e 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: 2933.436 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% /var/log/sa /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 ---> free -m: total used free shared buff/cache available Mem: 1838 733 81 0 1022 1039 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) 03/06/20 _x86_64_ (4 CPU) 16:29:33 LINUX RESTART 16:30:01 tps rtps wtps bread/s bwrtn/s 16:31:01 57.67 15.52 42.15 2876.14 3720.20 16:32:01 3.96 0.00 3.96 0.00 115.92 16:33:01 0.58 0.00 0.58 0.00 5.78 16:34:01 0.63 0.00 0.63 0.00 6.71 16:35:01 0.60 0.00 0.60 0.00 6.69 16:36:02 0.70 0.00 0.70 0.00 7.51 16:37:01 174.43 108.28 66.15 3921.84 27068.03 16:38:01 205.62 70.78 134.84 3035.61 33819.05 Average: 55.30 24.15 31.14 1224.00 8056.79 16:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:31:01 114444 1767860 93.92 2620 1233660 949564 32.40 423100 1183656 16 16:32:01 121956 1760348 93.52 2620 1233840 899840 30.70 419052 1183464 8 16:33:01 122568 1759736 93.49 2620 1233844 899776 30.70 418560 1183448 8 16:34:01 123328 1758976 93.45 2620 1233848 899668 30.70 418008 1183404 8 16:35:01 122160 1760144 93.51 2620 1233856 899872 30.70 419020 1183404 8 16:36:02 122748 1759556 93.48 2620 1233860 899800 30.70 418712 1183404 8 16:37:01 72216 1810088 96.16 2620 1178328 1165244 39.76 476112 1143336 41332 16:38:01 244684 1637620 87.00 2620 927852 1021132 34.84 537920 811032 100 Average: 130513 1751791 93.07 2620 1188636 954362 32.56 441311 1131894 5186 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:31:01 eth0 260.83 177.50 971.88 80.70 0.00 0.00 0.00 16:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:31:01 docker0 0.85 0.77 0.21 1.44 0.00 0.00 0.00 16:32:01 eth0 1.72 0.45 0.37 0.21 0.00 0.00 0.00 16:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:33:01 eth0 1.02 0.60 0.45 0.22 0.00 0.00 0.00 16:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:34:01 eth0 0.70 0.08 0.06 0.01 0.00 0.00 0.00 16:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:35:01 eth0 0.75 0.38 0.29 0.21 0.00 0.00 0.00 16:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:02 eth0 0.83 0.52 0.41 0.28 0.00 0.00 0.00 16:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 eth0 147.09 122.32 3571.14 16.68 0.00 0.00 0.00 16:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 veth4f70fd8 0.32 0.36 0.04 0.31 0.00 0.00 0.00 16:37:01 docker0 1.19 1.03 0.24 1.76 0.00 0.00 0.00 16:38:01 eth0 236.31 198.64 3778.90 82.88 0.00 0.00 0.00 16:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 veth2e345e3 0.00 0.05 0.00 0.00 0.00 0.00 0.00 16:38:01 docker0 37.75 41.81 2.21 267.17 0.00 0.00 0.00 Average: eth0 81.05 62.46 1035.49 22.67 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2e345e3 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.88 5.37 0.31 33.70 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) 03/06/20 _x86_64_ (4 CPU) 16:29:33 LINUX RESTART 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:31:01 all 11.72 0.00 4.19 1.87 2.23 79.99 16:31:01 0 9.92 0.00 5.17 1.16 2.29 81.46 16:31:01 1 13.38 0.00 3.36 0.82 2.00 80.44 16:31:01 2 10.58 0.00 3.86 0.72 2.57 82.26 16:31:01 3 13.01 0.00 4.37 4.83 2.08 75.70 16:32:01 all 0.18 0.00 0.07 0.00 0.06 99.69 16:32:01 0 0.13 0.00 0.03 0.00 0.13 99.70 16:32:01 1 0.07 0.00 0.05 0.00 0.03 99.85 16:32:01 2 0.40 0.00 0.08 0.00 0.02 99.50 16:32:01 3 0.10 0.00 0.12 0.00 0.07 99.72 16:33:01 all 0.17 0.00 0.06 0.00 0.03 99.75 16:33:01 0 0.08 0.00 0.07 0.00 0.00 99.85 16:33:01 1 0.07 0.00 0.07 0.00 0.02 99.85 16:33:01 2 0.42 0.00 0.07 0.00 0.03 99.48 16:33:01 3 0.10 0.00 0.03 0.00 0.03 99.83 16:34:01 all 0.09 0.00 0.07 0.00 0.01 99.82 16:34:01 0 0.07 0.00 0.05 0.00 0.02 99.87 16:34:01 1 0.05 0.00 0.03 0.00 0.00 99.92 16:34:01 2 0.17 0.00 0.12 0.00 0.02 99.70 16:34:01 3 0.08 0.00 0.07 0.00 0.02 99.83 16:35:01 all 0.11 0.00 0.05 0.00 0.01 99.83 16:35:01 0 0.10 0.00 0.05 0.00 0.02 99.83 16:35:01 1 0.07 0.00 0.07 0.00 0.03 99.83 16:35:01 2 0.25 0.00 0.03 0.00 0.00 99.72 16:35:01 3 0.05 0.00 0.05 0.00 0.02 99.88 16:36:02 all 0.17 0.00 0.05 0.00 0.10 99.69 16:36:02 0 0.02 0.00 0.02 0.00 0.05 99.92 16:36:02 1 0.05 0.00 0.08 0.00 0.20 99.67 16:36:02 2 0.50 0.00 0.05 0.00 0.05 99.40 16:36:02 3 0.10 0.00 0.05 0.00 0.07 99.78 16:37:01 all 6.81 0.00 3.91 0.84 0.89 87.55 16:37:01 0 6.34 0.00 3.53 0.45 1.00 88.68 16:37:01 1 7.94 0.00 3.71 1.00 0.85 86.49 16:37:01 2 7.04 0.00 3.90 0.45 0.90 87.71 16:37:01 3 5.90 0.00 4.49 1.43 0.85 87.33 16:38:01 all 13.93 0.00 8.68 1.70 2.61 73.07 16:38:01 0 12.53 0.00 8.09 0.93 2.58 75.87 16:38:01 1 12.78 0.00 8.76 3.00 2.71 72.74 16:38:01 2 12.21 0.00 8.56 1.60 2.59 75.04 16:38:01 3 18.24 0.00 9.29 1.31 2.56 68.60 Average: all 4.09 0.00 2.10 0.54 0.73 92.53 Average: 0 3.60 0.00 2.09 0.31 0.75 93.25 Average: 1 4.25 0.00 1.99 0.59 0.72 92.45 Average: 2 3.90 0.00 2.05 0.34 0.76 92.95 Average: 3 4.62 0.00 2.26 0.94 0.70 91.48