---> uname -a: Linux 7774f2d4fe2a 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/exfoundry_go-mod-bootstrap_PR-34@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-34 ---> free -m: total used free shared buff/cache available Mem: 1838 590 64 0 1183 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) 01/22/20 _x86_64_ (4 CPU) 14:29:55 LINUX RESTART 14:31:01 tps rtps wtps bread/s bwrtn/s 14:32:02 8.38 0.00 8.38 0.00 2602.98 14:33:01 0.29 0.00 0.29 0.00 3.98 14:34:01 0.28 0.00 0.28 0.00 3.61 14:35:01 0.25 0.00 0.25 0.00 2.57 14:36:01 0.30 0.00 0.30 0.00 4.80 14:37:01 0.32 0.00 0.32 0.00 3.63 Average: 1.64 0.00 1.64 0.00 438.18 14:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:32:02 93748 1788556 95.02 2620 1266272 901900 30.77 416420 1213956 20 14:33:01 93972 1788332 95.01 2620 1266284 891788 30.43 416696 1213540 16 14:34:01 93336 1788968 95.04 2620 1266288 891836 30.43 417020 1213540 8 14:35:01 94740 1787564 94.97 2620 1266288 891620 30.42 416016 1213540 8 14:36:01 93748 1788556 95.02 2620 1266296 891788 30.43 416828 1213540 16 14:37:01 94592 1787712 94.97 2620 1266300 891620 30.42 416080 1213536 12 Average: 94023 1788281 95.00 2620 1266288 893425 30.48 416510 1213609 13 14:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:32:02 eth0 1.33 0.35 0.33 0.20 0.00 0.00 0.00 14:32:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:33:01 eth0 0.86 0.49 0.31 0.18 0.00 0.00 0.00 14:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:01 eth0 0.55 0.42 0.27 0.23 0.00 0.00 0.00 14:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 eth0 0.90 0.08 0.07 0.01 0.00 0.00 0.00 14:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:01 eth0 0.73 0.52 0.42 0.27 0.00 0.00 0.00 14:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:37:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 14:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.74 0.32 0.23 0.15 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) 01/22/20 _x86_64_ (4 CPU) 14:29:55 LINUX RESTART 14:31:01 CPU %user %nice %system %iowait %steal %idle 14:32:02 all 0.21 0.00 0.07 0.00 0.00 99.72 14:32:02 0 0.05 0.00 0.02 0.00 0.00 99.93 14:32:02 1 0.62 0.00 0.10 0.00 0.00 99.28 14:32:02 2 0.07 0.00 0.10 0.00 0.00 99.83 14:32:02 3 0.10 0.00 0.05 0.00 0.00 99.85 14:33:01 all 0.19 0.00 0.03 0.00 0.00 99.77 14:33:01 0 0.03 0.00 0.03 0.00 0.00 99.93 14:33:01 1 0.61 0.00 0.05 0.00 0.00 99.34 14:33:01 2 0.07 0.00 0.03 0.00 0.00 99.90 14:33:01 3 0.07 0.00 0.05 0.00 0.00 99.88 14:34:01 all 0.18 0.00 0.03 0.00 0.00 99.79 14:34:01 0 0.03 0.00 0.02 0.00 0.00 99.95 14:34:01 1 0.57 0.00 0.02 0.00 0.00 99.42 14:34:01 2 0.07 0.00 0.03 0.00 0.02 99.88 14:34:01 3 0.05 0.00 0.03 0.00 0.00 99.92 14:35:01 all 0.18 0.00 0.03 0.00 0.00 99.79 14:35:01 0 0.03 0.00 0.03 0.00 0.00 99.93 14:35:01 1 0.57 0.00 0.03 0.00 0.00 99.40 14:35:01 2 0.05 0.00 0.03 0.00 0.00 99.92 14:35:01 3 0.05 0.00 0.03 0.00 0.00 99.92 14:36:01 all 0.18 0.00 0.05 0.00 0.00 99.77 14:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 14:36:01 1 0.40 0.00 0.03 0.00 0.00 99.57 14:36:01 2 0.05 0.00 0.02 0.00 0.00 99.93 14:36:01 3 0.23 0.00 0.10 0.00 0.00 99.67 14:37:01 all 0.18 0.00 0.03 0.00 0.00 99.79 14:37:01 0 0.30 0.00 0.02 0.00 0.00 99.68 14:37:01 1 0.05 0.00 0.03 0.00 0.00 99.92 14:37:01 2 0.07 0.00 0.05 0.00 0.00 99.88 14:37:01 3 0.30 0.00 0.05 0.00 0.00 99.65 Average: all 0.19 0.00 0.04 0.00 0.00 99.77 Average: 0 0.08 0.00 0.03 0.00 0.00 99.89 Average: 1 0.47 0.00 0.04 0.00 0.00 99.49 Average: 2 0.06 0.00 0.04 0.00 0.00 99.89 Average: 3 0.13 0.00 0.05 0.00 0.00 99.81