---> uname -a: Linux e90f58551843 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/exfoundry_go-mod-registry_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/exfoundry_go-mod-registry_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 746 88 0 1002 1026 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) 03/25/20 _x86_64_ (4 CPU) 20:23:15 LINUX RESTART 20:24:03 tps rtps wtps bread/s bwrtn/s 20:25:01 22.28 4.89 17.39 1259.58 2003.72 20:26:01 2.55 0.02 2.53 0.53 85.38 20:27:01 0.27 0.00 0.27 0.00 3.26 20:28:01 0.27 0.00 0.27 0.00 3.73 20:29:01 275.51 117.88 157.64 4477.29 49827.39 Average: 60.56 24.75 35.82 1148.82 10465.06 20:24:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:25:01 111256 1771048 94.09 2620 1237168 950428 32.43 435904 1177024 20 20:26:01 117880 1764424 93.74 2620 1237172 902984 30.81 430508 1176720 12 20:27:01 116468 1765836 93.81 2620 1237180 903200 30.82 431880 1176720 12 20:28:01 116632 1765672 93.80 2620 1237184 903276 30.82 432120 1176720 8 20:29:01 79600 1802704 95.77 2620 1109584 1128968 38.52 602900 923792 102932 Average: 108367 1773937 94.24 2620 1211658 957771 32.68 466662 1126195 20597 20:24:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:25:01 eth0 47.20 38.14 341.02 26.07 0.00 0.00 0.00 20:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 docker0 0.95 0.84 0.24 1.53 0.00 0.00 0.00 20:26:01 eth0 0.60 0.03 0.06 0.00 0.00 0.00 0.00 20:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 eth0 1.45 0.58 1.01 0.10 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 eth0 0.50 0.33 0.27 0.32 0.00 0.00 0.00 20:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 eth0 296.33 241.63 6952.19 31.25 0.00 0.00 0.00 20:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 docker0 10.92 8.28 1.33 18.15 0.00 0.00 0.00 Average: eth0 69.50 56.38 1469.77 11.46 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.39 1.84 0.31 3.96 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) 03/25/20 _x86_64_ (4 CPU) 20:23:15 LINUX RESTART 20:24:03 CPU %user %nice %system %iowait %steal %idle 20:25:01 all 2.83 0.00 1.40 0.14 0.21 95.42 20:25:01 0 2.84 0.00 1.40 0.05 0.17 95.53 20:25:01 1 3.48 0.00 1.39 0.40 0.16 94.58 20:25:01 2 2.40 0.00 1.37 0.05 0.26 95.92 20:25:01 3 2.54 0.00 1.45 0.05 0.24 95.71 20:26:01 all 0.13 0.00 0.07 0.00 0.04 99.77 20:26:01 0 0.35 0.00 0.08 0.00 0.03 99.53 20:26:01 1 0.07 0.00 0.05 0.00 0.02 99.87 20:26:01 2 0.07 0.00 0.08 0.00 0.07 99.78 20:26:01 3 0.05 0.00 0.07 0.00 0.03 99.85 20:27:01 all 0.11 0.00 0.06 0.00 0.03 99.80 20:27:01 0 0.12 0.00 0.05 0.00 0.03 99.80 20:27:01 1 0.08 0.00 0.05 0.00 0.02 99.85 20:27:01 2 0.12 0.00 0.05 0.00 0.03 99.80 20:27:01 3 0.13 0.00 0.07 0.00 0.02 99.78 20:28:01 all 0.17 0.00 0.05 0.00 0.01 99.77 20:28:01 0 0.50 0.00 0.03 0.00 0.02 99.45 20:28:01 1 0.03 0.00 0.05 0.00 0.00 99.92 20:28:01 2 0.07 0.00 0.05 0.00 0.02 99.87 20:28:01 3 0.05 0.00 0.07 0.00 0.02 99.87 20:29:01 all 14.15 0.00 8.67 2.37 0.72 74.09 20:29:01 0 13.76 0.00 8.82 2.07 0.75 74.60 20:29:01 1 13.94 0.00 8.87 1.35 0.73 75.11 20:29:01 2 15.02 0.00 9.29 2.12 0.68 72.89 20:29:01 3 13.88 0.00 7.71 3.96 0.72 73.73 Average: all 3.43 0.00 2.02 0.50 0.20 93.86 Average: 0 3.47 0.00 2.05 0.42 0.20 93.86 Average: 1 3.47 0.00 2.05 0.34 0.18 93.95 Average: 2 3.49 0.00 2.14 0.43 0.21 93.73 Average: 3 3.28 0.00 1.84 0.79 0.20 93.89