---> uname -a: Linux cdead7e33e1c 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 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-45 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-45@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 595 74 0 1167 1138 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 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) 14:18:33 LINUX RESTART 14:19:01 tps rtps wtps bread/s bwrtn/s 14:20:01 51.86 13.53 38.33 2631.79 3606.79 14:21:01 3.60 0.02 3.58 0.53 109.13 14:22:01 0.32 0.00 0.32 0.00 4.60 14:23:01 0.40 0.00 0.40 0.00 5.62 14:24:02 0.30 0.00 0.30 0.00 5.48 14:25:01 0.39 0.00 0.39 0.00 5.93 14:26:01 0.32 0.00 0.32 0.00 5.56 14:27:01 0.37 0.00 0.37 0.00 5.98 Average: 7.21 1.70 5.51 329.88 469.81 14:19:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 112156 1770148 94.04 2620 1239860 943180 32.18 423588 1186224 16 14:21:01 121808 1760496 93.53 2620 1239892 894156 30.51 418276 1185332 16 14:22:01 121156 1761148 93.56 2620 1239900 894204 30.51 418724 1185320 16 14:23:01 122832 1759472 93.47 2620 1239900 893964 30.50 417312 1185320 20 14:24:02 122092 1760212 93.51 2620 1239908 894072 30.51 417900 1185320 8 14:25:01 122264 1760040 93.50 2620 1239912 894060 30.50 417996 1185320 20 14:26:01 123028 1759276 93.46 2620 1239916 893964 30.50 417480 1185316 12 14:27:01 123684 1758620 93.43 2620 1239920 893960 30.50 416132 1185316 8 Average: 121128 1761177 93.56 2620 1239901 900195 30.71 418426 1185434 15 14:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:20:01 eth0 348.79 253.05 962.92 85.67 0.00 0.00 0.00 14:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 docker0 1.36 1.35 0.22 1.50 0.00 0.00 0.00 14:21:01 eth0 1.75 0.48 0.37 0.19 0.00 0.00 0.00 14:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:22:01 eth0 2.01 0.90 0.82 0.42 0.00 0.00 0.00 14:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:23:01 eth0 0.53 0.08 0.05 0.04 0.00 0.00 0.00 14:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:24:02 eth0 0.55 0.32 0.27 0.20 0.00 0.00 0.00 14:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:25:01 eth0 0.39 0.32 0.17 0.08 0.00 0.00 0.00 14:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:26:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 14:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:27:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 14:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 44.39 32.00 120.89 10.85 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.17 0.17 0.03 0.19 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) 14:18:33 LINUX RESTART 14:19:01 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 10.52 0.00 3.29 1.22 0.89 84.08 14:20:01 0 11.48 0.00 3.89 0.25 0.64 83.74 14:20:01 1 10.23 0.00 3.72 0.29 1.01 84.75 14:20:01 2 10.50 0.00 2.54 3.60 0.88 82.48 14:20:01 3 9.88 0.00 3.03 0.71 1.03 85.35 14:21:01 all 0.17 0.00 0.06 0.00 0.07 99.69 14:21:01 0 0.18 0.00 0.05 0.00 0.07 99.70 14:21:01 1 0.07 0.00 0.07 0.00 0.12 99.75 14:21:01 2 0.35 0.00 0.05 0.00 0.08 99.52 14:21:01 3 0.12 0.00 0.07 0.00 0.03 99.78 14:22:01 all 0.14 0.00 0.03 0.00 0.36 99.47 14:22:01 0 0.03 0.00 0.02 0.00 0.12 99.83 14:22:01 1 0.03 0.00 0.02 0.00 0.37 99.58 14:22:01 2 0.18 0.00 0.07 0.00 0.73 99.02 14:22:01 3 0.30 0.00 0.02 0.00 0.23 99.45 14:23:01 all 0.15 0.00 0.04 0.00 0.29 99.51 14:23:01 0 0.02 0.00 0.03 0.00 0.30 99.65 14:23:01 1 0.03 0.00 0.05 0.00 0.20 99.72 14:23:01 2 0.08 0.00 0.03 0.02 0.48 99.39 14:23:01 3 0.47 0.00 0.07 0.00 0.17 99.30 14:24:02 all 0.09 0.00 0.03 0.00 0.04 99.83 14:24:02 0 0.03 0.00 0.02 0.00 0.03 99.92 14:24:02 1 0.07 0.00 0.02 0.00 0.03 99.88 14:24:02 2 0.07 0.00 0.03 0.00 0.08 99.82 14:24:02 3 0.20 0.00 0.05 0.00 0.03 99.72 14:25:01 all 0.14 0.00 0.05 0.00 0.25 99.57 14:25:01 0 0.03 0.00 0.05 0.00 0.10 99.81 14:25:01 1 0.03 0.00 0.05 0.00 0.24 99.68 14:25:01 2 0.12 0.00 0.07 0.00 0.49 99.32 14:25:01 3 0.39 0.00 0.02 0.00 0.14 99.46 14:26:01 all 0.15 0.00 0.03 0.00 0.09 99.73 14:26:01 0 0.05 0.00 0.03 0.00 0.07 99.85 14:26:01 1 0.07 0.00 0.03 0.00 0.05 99.85 14:26:01 2 0.05 0.00 0.03 0.00 0.17 99.75 14:26:01 3 0.42 0.00 0.03 0.00 0.08 99.47 14:27:01 all 0.16 0.00 0.03 0.00 0.08 99.73 14:27:01 0 0.03 0.00 0.03 0.00 0.05 99.88 14:27:01 1 0.03 0.00 0.03 0.00 0.10 99.83 14:27:01 2 0.10 0.00 0.03 0.00 0.07 99.80 14:27:01 3 0.48 0.00 0.03 0.00 0.12 99.37 Average: all 1.43 0.00 0.44 0.15 0.26 97.72 Average: 0 1.47 0.00 0.51 0.03 0.17 97.82 Average: 1 1.31 0.00 0.49 0.04 0.26 97.90 Average: 2 1.42 0.00 0.35 0.45 0.37 97.40 Average: 3 1.52 0.00 0.41 0.09 0.23 97.76