---> uname -a: Linux 869ae14fe99b 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 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/dgexfoundry_go-mod-secrets_PR-45@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_go-mod-secrets_PR-45 ---> free -m: total used free shared buff/cache available Mem: 1838 592 74 0 1171 1142 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) 01/23/20 _x86_64_ (4 CPU) 23:18:42 LINUX RESTART 23:19:02 tps rtps wtps bread/s bwrtn/s 23:20:01 106.35 37.36 68.99 4784.16 32438.68 23:21:01 3.43 0.00 3.43 0.00 108.48 23:22:01 0.25 0.00 0.25 0.00 2.98 23:23:01 0.27 0.00 0.27 0.00 3.33 23:24:01 0.28 0.00 0.28 0.00 3.46 23:25:01 0.72 0.00 0.72 0.00 8.33 23:26:01 0.68 0.00 0.68 0.00 7.83 Average: 15.79 5.26 10.53 674.05 4589.58 23:19:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 106072 1776232 94.36 2620 1250076 923312 31.50 422708 1192300 16 23:21:01 110204 1772100 94.15 2620 1250032 919616 31.38 421868 1192092 8 23:22:01 112040 1770264 94.05 2620 1250036 890008 30.37 420280 1191976 8 23:23:01 113000 1769304 94.00 2620 1250036 889804 30.36 419140 1191968 8 23:24:01 112420 1769884 94.03 2620 1250044 889996 30.37 420184 1191968 8 23:25:01 112776 1769528 94.01 2620 1250048 889876 30.36 419556 1191968 8 23:26:01 113748 1768556 93.96 2620 1250052 889804 30.36 419160 1191964 8 Average: 111466 1770838 94.08 2620 1250046 898917 30.67 420414 1192034 9 23:19:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:20:01 eth0 355.21 262.83 997.52 87.95 0.00 0.00 0.00 23:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 docker0 1.13 0.91 0.22 2.06 0.00 0.00 0.00 23:21:01 eth0 2.28 1.57 1.85 0.29 0.00 0.00 0.00 23:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 eth0 1.05 0.48 0.31 0.21 0.00 0.00 0.00 23:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 eth0 0.48 0.08 0.05 0.01 0.00 0.00 0.00 23:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 eth0 0.82 0.42 0.28 0.21 0.00 0.00 0.00 23:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 eth0 0.82 0.22 0.16 0.07 0.00 0.00 0.00 23:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 23:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 50.85 37.44 140.92 12.51 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.16 0.13 0.03 0.29 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) 01/23/20 _x86_64_ (4 CPU) 23:18:42 LINUX RESTART 23:19:02 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 13.33 0.00 5.98 7.72 0.02 72.94 23:20:01 0 11.92 0.00 6.69 7.59 0.02 73.78 23:20:01 1 13.35 0.00 5.61 6.41 0.02 74.62 23:20:01 2 14.17 0.00 5.76 8.51 0.02 71.54 23:20:01 3 13.88 0.00 5.89 8.34 0.02 71.86 23:21:01 all 0.23 0.00 0.07 0.00 0.00 99.71 23:21:01 0 0.33 0.00 0.02 0.00 0.02 99.63 23:21:01 1 0.10 0.00 0.10 0.00 0.00 99.80 23:21:01 2 0.40 0.00 0.08 0.00 0.02 99.50 23:21:01 3 0.10 0.00 0.05 0.00 0.00 99.85 23:22:01 all 0.19 0.00 0.05 0.00 0.00 99.76 23:22:01 0 0.05 0.00 0.05 0.00 0.00 99.90 23:22:01 1 0.07 0.00 0.05 0.00 0.00 99.88 23:22:01 2 0.57 0.00 0.05 0.00 0.00 99.38 23:22:01 3 0.05 0.00 0.05 0.00 0.00 99.90 23:23:01 all 0.19 0.00 0.07 0.00 0.00 99.75 23:23:01 0 0.07 0.00 0.05 0.00 0.00 99.88 23:23:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:23:01 2 0.55 0.00 0.05 0.00 0.00 99.40 23:23:01 3 0.07 0.00 0.12 0.00 0.00 99.82 23:24:01 all 0.19 0.00 0.05 0.00 0.00 99.76 23:24:01 0 0.03 0.00 0.05 0.00 0.00 99.92 23:24:01 1 0.08 0.00 0.03 0.00 0.00 99.88 23:24:01 2 0.57 0.00 0.03 0.00 0.00 99.40 23:24:01 3 0.10 0.00 0.08 0.00 0.00 99.82 23:25:01 all 0.17 0.00 0.04 0.00 0.00 99.80 23:25:01 0 0.05 0.00 0.02 0.00 0.00 99.93 23:25:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:25:01 2 0.53 0.00 0.03 0.00 0.00 99.43 23:25:01 3 0.05 0.00 0.02 0.00 0.00 99.93 23:26:01 all 0.18 0.00 0.05 0.00 0.00 99.78 23:26:01 0 0.02 0.00 0.03 0.00 0.00 99.95 23:26:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:26:01 2 0.53 0.00 0.05 0.00 0.00 99.42 23:26:01 3 0.10 0.00 0.07 0.00 0.00 99.83 Average: all 2.03 0.00 0.88 1.08 0.00 96.01 Average: 0 1.74 0.00 0.97 1.06 0.00 96.22 Average: 1 1.92 0.00 0.83 0.90 0.00 96.35 Average: 2 2.43 0.00 0.85 1.19 0.00 95.52 Average: 3 2.00 0.00 0.88 1.16 0.00 95.95