---> uname -a: Linux edd5271d4e13 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-bootstrap_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_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 720 100 0 1017 1054 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) 02/06/20 _x86_64_ (4 CPU) 13:04:13 LINUX RESTART 13:05:01 tps rtps wtps bread/s bwrtn/s 13:06:01 10.46 1.37 9.09 81.81 1852.93 13:07:01 2.26 0.00 2.26 0.00 78.12 13:08:01 0.28 0.00 0.28 0.00 3.65 13:09:01 0.30 0.00 0.30 0.00 3.75 13:10:01 0.22 0.00 0.22 0.00 3.78 13:11:01 0.30 0.00 0.30 0.00 4.33 13:12:01 0.27 0.00 0.27 0.00 3.73 13:13:01 0.33 0.00 0.33 0.00 4.56 13:14:02 312.80 139.72 173.08 5592.81 55713.11 Average: 36.39 15.69 20.70 631.08 6413.15 13:05:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:06:01 109980 1772324 94.16 2620 1256616 932844 31.83 419428 1193860 16 13:07:01 113548 1768756 93.97 2620 1256620 906616 30.93 417032 1193560 16 13:08:01 113112 1769192 93.99 2620 1256628 906652 30.93 417380 1193560 8 13:09:01 113700 1768604 93.96 2620 1256628 906528 30.93 416512 1193560 8 13:10:01 113548 1768756 93.97 2620 1256636 906568 30.93 416748 1193560 8 13:11:01 114892 1767412 93.90 2620 1256640 906388 30.93 415584 1193556 12 13:12:01 120160 1762144 93.62 2620 1256644 906388 30.93 410456 1193560 8 13:13:01 120292 1762012 93.61 2620 1256648 906388 30.93 410588 1193556 8 13:14:02 111532 1770772 94.07 2620 1107336 1004400 34.27 486736 1006544 65804 Average: 114529 1767775 93.92 2620 1240044 920308 31.40 423385 1172813 7321 13:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:06:01 eth0 10.04 7.64 9.30 8.05 0.00 0.00 0.00 13:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:06:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 13:07:01 eth0 2.43 0.85 0.76 0.42 0.00 0.00 0.00 13:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:08:01 eth0 2.81 0.50 0.67 0.39 0.00 0.00 0.00 13:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:09:01 eth0 1.45 0.32 0.35 0.20 0.00 0.00 0.00 13:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 eth0 1.17 0.80 0.68 0.47 0.00 0.00 0.00 13:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:11:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 13:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:12:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 13:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:13:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 13:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:14:02 eth0 295.66 254.78 6977.71 35.88 0.00 0.00 0.00 13:14:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:14:02 veth0225b64 0.00 0.02 0.00 0.00 0.00 0.00 0.00 13:14:02 docker0 19.25 15.36 2.23 44.31 0.00 0.00 0.00 Average: eth0 34.91 29.49 777.31 5.05 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0225b64 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.14 1.71 0.25 4.93 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) 02/06/20 _x86_64_ (4 CPU) 13:04:13 LINUX RESTART 13:05:01 CPU %user %nice %system %iowait %steal %idle 13:06:01 all 0.54 0.00 0.13 0.00 0.00 99.33 13:06:01 0 0.40 0.00 0.17 0.00 0.00 99.43 13:06:01 1 0.83 0.00 0.13 0.00 0.00 99.03 13:06:01 2 0.40 0.00 0.17 0.02 0.00 99.42 13:06:01 3 0.53 0.00 0.07 0.00 0.00 99.40 13:07:01 all 0.21 0.00 0.06 0.00 0.00 99.73 13:07:01 0 0.53 0.00 0.05 0.00 0.00 99.42 13:07:01 1 0.13 0.00 0.07 0.00 0.02 99.78 13:07:01 2 0.12 0.00 0.03 0.00 0.00 99.85 13:07:01 3 0.07 0.00 0.07 0.00 0.00 99.87 13:08:01 all 0.18 0.00 0.05 0.00 0.00 99.77 13:08:01 0 0.52 0.00 0.02 0.00 0.00 99.47 13:08:01 1 0.05 0.00 0.07 0.00 0.00 99.88 13:08:01 2 0.08 0.00 0.08 0.00 0.00 99.83 13:08:01 3 0.05 0.00 0.03 0.00 0.00 99.92 13:09:01 all 0.20 0.00 0.05 0.00 0.00 99.74 13:09:01 0 0.53 0.00 0.03 0.00 0.00 99.43 13:09:01 1 0.10 0.00 0.07 0.00 0.00 99.83 13:09:01 2 0.12 0.00 0.08 0.00 0.00 99.80 13:09:01 3 0.05 0.00 0.03 0.00 0.00 99.92 13:10:01 all 0.19 0.00 0.05 0.00 0.00 99.75 13:10:01 0 0.12 0.00 0.07 0.00 0.00 99.82 13:10:01 1 0.05 0.00 0.03 0.00 0.00 99.92 13:10:01 2 0.05 0.00 0.05 0.00 0.00 99.90 13:10:01 3 0.55 0.00 0.08 0.00 0.00 99.37 13:11:01 all 0.13 0.00 0.05 0.00 0.00 99.82 13:11:01 0 0.08 0.00 0.07 0.00 0.00 99.85 13:11:01 1 0.07 0.00 0.03 0.00 0.00 99.90 13:11:01 2 0.05 0.00 0.03 0.00 0.00 99.92 13:11:01 3 0.32 0.00 0.07 0.00 0.00 99.62 13:12:01 all 0.10 0.00 0.05 0.00 0.00 99.85 13:12:01 0 0.28 0.00 0.05 0.00 0.00 99.67 13:12:01 1 0.07 0.00 0.07 0.00 0.00 99.87 13:12:01 2 0.02 0.00 0.00 0.00 0.00 99.98 13:12:01 3 0.05 0.00 0.07 0.00 0.00 99.88 13:13:01 all 0.18 0.00 0.04 0.00 0.00 99.78 13:13:01 0 0.52 0.00 0.03 0.00 0.00 99.45 13:13:01 1 0.07 0.00 0.05 0.00 0.00 99.88 13:13:01 2 0.02 0.00 0.03 0.00 0.00 99.95 13:13:01 3 0.10 0.00 0.05 0.00 0.00 99.85 13:14:02 all 14.89 0.00 8.94 2.48 0.03 73.67 13:14:02 0 14.98 0.00 8.89 1.36 0.03 74.74 13:14:02 1 14.28 0.00 9.07 4.03 0.03 72.60 13:14:02 2 14.64 0.00 9.12 2.07 0.03 74.13 13:14:02 3 15.68 0.00 8.68 2.48 0.03 73.12 Average: all 1.82 0.00 1.03 0.27 0.00 96.87 Average: 0 1.97 0.00 1.03 0.15 0.00 96.85 Average: 1 1.72 0.00 1.05 0.44 0.01 96.78 Average: 2 1.70 0.00 1.05 0.23 0.00 97.01 Average: 3 1.90 0.00 1.00 0.27 0.00 96.82