---> uname -a: Linux 60eeca61c976 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: 2933.442 BogoMIPS: 5866.88 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 6.3G 43.7G 13% / 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-43 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-43@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 599 67 0 1171 1135 Swap: 1023 0 1023 ---> 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 6: eth0@if7: 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) 02/10/20 _x86_64_ (4 CPU) 17:24:53 LINUX RESTART 17:26:01 tps rtps wtps bread/s bwrtn/s 17:27:01 9.19 0.00 9.19 0.00 1695.50 17:28:01 0.67 0.00 0.67 0.00 7.56 17:29:01 0.37 0.00 0.37 0.00 4.31 17:30:01 0.22 0.00 0.22 0.00 3.18 17:31:01 0.32 0.00 0.32 0.00 4.93 17:32:01 0.27 0.00 0.27 0.00 3.26 17:33:01 63.80 51.79 12.01 3634.40 7504.06 Average: 10.70 7.41 3.29 519.71 1318.58 17:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:27:01 116120 1766184 93.83 2620 1240524 901492 30.76 424440 1184100 20 17:28:01 116804 1765500 93.79 2620 1240528 901300 30.75 423968 1183800 16 17:29:01 116852 1765452 93.79 2620 1240592 901300 30.75 423820 1183808 24 17:30:01 116204 1766100 93.83 2620 1240540 901468 30.76 424840 1183800 16 17:31:01 116644 1765660 93.80 2620 1240548 901384 30.75 424356 1183800 12 17:32:01 115848 1766456 93.85 2620 1240552 901456 30.76 424796 1183800 8 17:33:01 105024 1777280 94.42 2620 1214276 973504 33.22 418304 1176104 6668 Average: 114785 1767519 93.90 2620 1236794 911701 31.11 423503 1182745 966 17:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:27:01 eth0 0.92 0.48 0.41 0.17 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 0.08 0.08 0.01 0.07 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 0.80 0.08 0.06 0.01 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 0.55 0.43 0.27 0.21 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.30 0.20 0.14 0.08 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 0.53 0.33 0.27 0.20 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 eth0 96.62 79.84 2114.50 9.41 0.00 0.00 0.00 17:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 14.27 11.65 302.53 1.45 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 02/10/20 _x86_64_ (4 CPU) 17:24:53 LINUX RESTART 17:26:01 CPU %user %nice %system %iowait %steal %idle 17:27:01 all 0.21 0.00 0.09 0.00 0.00 99.70 17:27:01 0 0.12 0.00 0.08 0.00 0.00 99.80 17:27:01 1 0.08 0.00 0.07 0.00 0.00 99.85 17:27:01 2 0.12 0.00 0.13 0.00 0.00 99.75 17:27:01 3 0.55 0.00 0.08 0.00 0.00 99.37 17:28:01 all 0.20 0.00 0.06 0.00 0.00 99.75 17:28:01 0 0.07 0.00 0.03 0.00 0.00 99.90 17:28:01 1 0.53 0.00 0.05 0.00 0.00 99.42 17:28:01 2 0.05 0.00 0.02 0.00 0.00 99.93 17:28:01 3 0.13 0.00 0.08 0.00 0.00 99.78 17:29:01 all 0.13 0.00 0.06 0.00 0.00 99.81 17:29:01 0 0.05 0.00 0.05 0.00 0.00 99.90 17:29:01 1 0.23 0.00 0.07 0.00 0.00 99.70 17:29:01 2 0.18 0.00 0.10 0.00 0.00 99.72 17:29:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:30:01 all 0.07 0.00 0.05 0.00 0.00 99.87 17:30:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:30:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:30:01 2 0.10 0.00 0.07 0.00 0.00 99.83 17:30:01 3 0.07 0.00 0.07 0.00 0.00 99.87 17:31:01 all 0.05 0.00 0.04 0.00 0.00 99.90 17:31:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:31:01 1 0.10 0.00 0.08 0.00 0.02 99.80 17:31:01 2 0.05 0.00 0.03 0.00 0.00 99.92 17:31:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:32:01 all 0.17 0.00 0.07 0.00 0.00 99.76 17:32:01 0 0.05 0.00 0.07 0.00 0.00 99.88 17:32:01 1 0.08 0.00 0.07 0.00 0.00 99.85 17:32:01 2 0.10 0.00 0.05 0.00 0.02 99.83 17:32:01 3 0.47 0.00 0.07 0.00 0.02 99.45 17:33:01 all 2.39 0.00 1.32 1.16 0.00 95.13 17:33:01 0 1.82 0.00 1.82 0.07 0.02 96.28 17:33:01 1 2.59 0.00 1.30 3.04 0.00 93.07 17:33:01 2 2.85 0.00 1.15 1.08 0.00 94.91 17:33:01 3 2.27 0.00 1.03 0.45 0.00 96.24 Average: all 0.46 0.00 0.24 0.17 0.00 99.13 Average: 0 0.31 0.00 0.30 0.01 0.00 99.37 Average: 1 0.53 0.00 0.24 0.43 0.00 98.80 Average: 2 0.49 0.00 0.22 0.15 0.00 99.13 Average: 3 0.51 0.00 0.20 0.06 0.00 99.23