---> uname -a: Linux 3a1655b7ca46 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/exfoundry_go-mod-registry_master /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/exfoundry_go-mod-registry_master@tmp /dev/vda1 50.0G 7.4G 42.6G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 749 81 0 1007 1022 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) 01/29/20 _x86_64_ (4 CPU) 00:27:16 LINUX RESTART 00:28:01 tps rtps wtps bread/s bwrtn/s 00:29:01 50.58 13.39 37.20 2685.87 3419.40 00:30:02 3.44 0.00 3.44 0.00 103.30 00:31:01 0.30 0.00 0.30 0.00 3.54 00:32:01 0.25 0.00 0.25 0.00 2.96 00:33:01 0.25 0.00 0.25 0.00 3.38 00:34:01 0.40 0.00 0.40 0.00 5.14 00:35:01 0.28 0.00 0.28 0.00 3.46 00:36:01 0.70 0.48 0.22 60.19 2.30 00:37:01 239.61 122.13 117.48 4383.25 39613.54 00:38:01 158.50 52.28 106.21 2567.81 20814.88 Average: 45.56 18.88 26.68 972.38 6415.99 00:28:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:29:01 96044 1786260 94.90 2620 1231320 968000 33.03 445676 1180404 20 00:30:02 109072 1773232 94.21 2620 1231324 897464 30.62 437644 1179320 12 00:31:01 108992 1773312 94.21 2620 1231332 897464 30.62 437588 1179320 16 00:32:01 107700 1774604 94.28 2620 1231332 897696 30.63 438780 1179312 16 00:33:01 107644 1774660 94.28 2620 1231340 897736 30.63 438944 1179280 16 00:34:01 107348 1774956 94.30 2620 1231344 897756 30.63 439048 1179280 8 00:35:01 109088 1773216 94.20 2620 1231348 897528 30.62 437844 1179276 8 00:36:01 99368 1782936 94.72 2620 1233188 911688 31.11 440276 1179824 44 00:37:01 76188 1806116 95.95 2620 1168384 1129424 38.54 590616 1010040 56456 00:38:01 240192 1642112 87.24 2620 919048 1105604 37.72 549908 810500 112 Average: 116164 1766140 93.83 2620 1193996 950036 32.41 465632 1125656 5671 00:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:29:01 eth0 137.91 116.43 715.84 70.32 0.00 0.00 0.00 00:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 docker0 1.01 0.91 0.22 1.33 0.00 0.00 0.00 00:30:02 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 00:30:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 eth0 0.47 0.07 0.04 0.01 0.00 0.00 0.00 00:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 eth0 1.63 0.47 0.59 0.32 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 eth0 0.55 0.50 0.34 0.30 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 eth0 0.13 0.10 0.06 0.03 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 00:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 eth0 3.43 2.48 3.75 1.14 0.00 0.00 0.00 00:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 eth0 845.68 573.91 6978.09 57.20 0.00 0.00 0.00 00:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 docker0 13.51 10.25 1.57 19.47 0.00 0.00 0.00 00:38:01 eth0 120.83 98.77 286.02 71.00 0.00 0.00 0.00 00:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:38:01 vethf95dba5 0.95 0.75 0.15 0.13 0.00 0.00 0.00 00:38:01 docker0 63.58 64.21 4.65 243.75 0.00 0.00 0.00 Average: eth0 111.39 79.50 800.69 20.09 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf95dba5 0.09 0.07 0.01 0.01 0.00 0.00 0.00 Average: docker0 6.38 6.44 0.47 24.46 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) 01/29/20 _x86_64_ (4 CPU) 00:27:16 LINUX RESTART 00:28:01 CPU %user %nice %system %iowait %steal %idle 00:29:01 all 9.31 0.00 4.27 0.92 18.01 67.50 00:29:01 0 10.01 0.00 4.07 0.65 19.81 65.45 00:29:01 1 10.11 0.00 4.64 0.65 16.73 67.87 00:29:01 2 8.46 0.00 4.14 0.88 17.69 68.83 00:29:01 3 8.65 0.00 4.25 1.47 17.79 67.84 00:30:02 all 0.14 0.00 0.07 0.00 0.16 99.63 00:30:02 0 0.35 0.00 0.02 0.00 0.13 99.50 00:30:02 1 0.05 0.00 0.13 0.00 0.27 99.55 00:30:02 2 0.12 0.00 0.10 0.00 0.18 99.60 00:30:02 3 0.05 0.00 0.07 0.00 0.07 99.82 00:31:01 all 0.14 0.00 0.04 0.00 0.11 99.71 00:31:01 0 0.36 0.00 0.03 0.00 0.05 99.56 00:31:01 1 0.05 0.00 0.02 0.00 0.05 99.88 00:31:01 2 0.10 0.00 0.05 0.00 0.27 99.58 00:31:01 3 0.05 0.00 0.03 0.00 0.07 99.85 00:32:01 all 0.14 0.00 0.06 0.00 0.21 99.59 00:32:01 0 0.43 0.00 0.07 0.00 0.48 99.02 00:32:01 1 0.05 0.00 0.08 0.00 0.17 99.70 00:32:01 2 0.05 0.00 0.05 0.00 0.08 99.82 00:32:01 3 0.02 0.00 0.03 0.00 0.08 99.87 00:33:01 all 0.12 0.00 0.05 0.00 0.29 99.54 00:33:01 0 0.33 0.00 0.05 0.00 0.28 99.33 00:33:01 1 0.02 0.00 0.05 0.00 0.23 99.70 00:33:01 2 0.10 0.00 0.08 0.00 0.38 99.43 00:33:01 3 0.05 0.00 0.02 0.00 0.25 99.68 00:34:01 all 0.09 0.00 0.05 0.00 0.36 99.51 00:34:01 0 0.05 0.00 0.02 0.00 0.28 99.65 00:34:01 1 0.03 0.00 0.07 0.00 0.35 99.55 00:34:01 2 0.22 0.00 0.03 0.00 0.33 99.42 00:34:01 3 0.05 0.00 0.05 0.00 0.50 99.40 00:35:01 all 0.09 0.00 0.04 0.00 0.45 99.42 00:35:01 0 0.05 0.00 0.03 0.00 0.27 99.65 00:35:01 1 0.03 0.00 0.03 0.00 0.53 99.40 00:35:01 2 0.23 0.00 0.07 0.00 0.60 99.10 00:35:01 3 0.05 0.00 0.03 0.00 0.40 99.52 00:36:01 all 0.31 0.00 0.25 0.01 0.30 99.12 00:36:01 0 0.48 0.00 0.38 0.02 0.35 98.76 00:36:01 1 0.17 0.00 0.33 0.03 0.30 99.17 00:36:01 2 0.47 0.00 0.17 0.00 0.25 99.12 00:36:01 3 0.13 0.00 0.15 0.00 0.30 99.42 00:37:01 all 7.92 0.00 5.71 1.55 16.23 68.60 00:37:01 0 8.11 0.00 6.21 2.67 17.14 65.86 00:37:01 1 8.25 0.00 5.68 0.88 16.26 68.93 00:37:01 2 8.35 0.00 5.97 1.16 16.50 68.02 00:37:01 3 6.96 0.00 4.97 1.52 15.02 71.53 00:38:01 all 7.53 0.00 6.52 1.55 17.41 66.99 00:38:01 0 11.31 0.00 6.50 0.85 18.92 62.42 00:38:01 1 6.61 0.00 7.53 1.58 16.84 67.43 00:38:01 2 5.75 0.00 5.94 2.24 17.27 68.81 00:38:01 3 6.51 0.00 6.09 1.49 16.64 69.27 Average: all 2.63 0.00 1.74 0.41 5.46 89.76 Average: 0 3.20 0.00 1.76 0.42 5.87 88.76 Average: 1 2.59 0.00 1.89 0.32 5.28 89.92 Average: 2 2.44 0.00 1.70 0.44 5.49 89.92 Average: 3 2.29 0.00 1.60 0.46 5.20 90.45