---> uname -a: Linux da30c08dd574 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: 2933.396 BogoMIPS: 5866.79 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 7.6G 42.4G 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/xfoundry_go-mod-bootstrap_master ---> free -m: total used free shared buff/cache available Mem: 1838 723 86 0 1027 1049 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) 05/29/20 _x86_64_ (4 CPU) 17:30:14 LINUX RESTART 17:31:01 tps rtps wtps bread/s bwrtn/s 17:32:01 9.77 0.17 9.61 10.66 1812.62 17:33:01 2.30 0.00 2.30 0.00 77.15 17:34:01 0.27 0.00 0.27 0.00 3.41 17:35:01 0.35 0.00 0.35 0.00 3.93 17:36:01 203.60 121.67 81.92 4413.65 30936.32 17:37:01 188.42 61.57 126.85 4000.80 31805.06 Average: 67.47 30.58 36.89 1404.61 10776.30 17:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:32:01 115408 1766896 93.87 2620 1211412 931760 31.79 444808 1159368 20 17:33:01 119408 1762896 93.66 2620 1211416 897940 30.64 442588 1158352 8 17:34:01 117840 1764464 93.74 2620 1211428 898192 30.65 444036 1158352 16 17:35:01 119364 1762940 93.66 2620 1211428 897940 30.64 443592 1157336 8 17:36:01 99404 1782900 94.72 2620 1124512 1050520 35.84 514460 1067392 10620 17:37:01 138032 1744272 92.67 2620 1038832 948060 32.35 555840 898908 116 Average: 118243 1764061 93.72 2620 1168171 937402 31.98 474221 1099951 1798 17:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:32:01 eth0 10.69 7.31 8.90 9.56 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 0.02 0.00 0.00 0.00 0.00 0.00 17:33:01 eth0 0.70 0.07 0.06 0.01 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 17:34:01 eth0 1.22 0.90 0.59 0.39 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 17:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 eth0 156.12 131.48 3818.35 18.07 0.00 0.00 0.00 17:36:01 vethf94af50 18.45 18.66 2.20 44.91 0.00 0.00 0.00 17:36:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 17:36:01 docker0 19.79 19.88 2.27 47.40 0.00 0.00 0.00 17:37:01 eth0 276.81 203.13 3401.01 89.91 0.00 0.00 0.00 17:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 docker0 52.31 82.79 3.03 147.63 0.00 0.00 0.00 Average: eth0 74.30 57.18 1205.18 19.67 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.80 16.90 0.83 32.10 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) 05/29/20 _x86_64_ (4 CPU) 17:30:14 LINUX RESTART 17:31:01 CPU %user %nice %system %iowait %steal %idle 17:32:01 all 0.77 0.00 0.24 0.01 0.00 98.98 17:32:01 0 0.45 0.00 0.25 0.03 0.00 99.27 17:32:01 1 0.92 0.00 0.32 0.02 0.00 98.75 17:32:01 2 1.30 0.00 0.23 0.00 0.00 98.47 17:32:01 3 0.42 0.00 0.20 0.00 0.00 99.38 17:33:01 all 0.16 0.00 0.09 0.00 0.00 99.75 17:33:01 0 0.32 0.00 0.08 0.00 0.00 99.60 17:33:01 1 0.08 0.00 0.12 0.00 0.00 99.80 17:33:01 2 0.20 0.00 0.07 0.00 0.00 99.73 17:33:01 3 0.03 0.00 0.07 0.00 0.00 99.90 17:34:01 all 0.17 0.00 0.06 0.00 0.00 99.77 17:34:01 0 0.48 0.00 0.03 0.00 0.00 99.48 17:34:01 1 0.07 0.00 0.08 0.00 0.02 99.83 17:34:01 2 0.05 0.00 0.05 0.00 0.00 99.90 17:34:01 3 0.07 0.00 0.07 0.00 0.00 99.87 17:35:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:35:01 0 0.50 0.00 0.03 0.00 0.00 99.47 17:35:01 1 0.08 0.00 0.05 0.00 0.00 99.87 17:35:01 2 0.05 0.00 0.03 0.00 0.00 99.92 17:35:01 3 0.08 0.00 0.07 0.00 0.00 99.85 17:36:01 all 7.12 0.00 3.88 2.56 0.03 86.41 17:36:01 0 6.50 0.00 3.93 2.50 0.02 87.05 17:36:01 1 6.51 0.00 3.83 2.38 0.02 87.26 17:36:01 2 7.35 0.00 3.78 1.23 0.05 87.59 17:36:01 3 8.12 0.00 4.01 4.16 0.03 83.68 17:37:01 all 11.51 0.00 7.03 2.45 0.03 78.98 17:37:01 0 10.70 0.00 7.94 1.78 0.02 79.56 17:37:01 1 13.26 0.00 6.89 3.61 0.03 76.20 17:37:01 2 11.39 0.00 6.98 2.11 0.05 79.47 17:37:01 3 10.69 0.00 6.30 2.29 0.02 80.70 Average: all 3.29 0.00 1.88 0.83 0.01 93.99 Average: 0 3.14 0.00 2.03 0.71 0.01 94.12 Average: 1 3.46 0.00 1.87 1.00 0.01 93.66 Average: 2 3.37 0.00 1.84 0.55 0.02 94.22 Average: 3 3.21 0.00 1.77 1.07 0.01 93.94