---> uname -a: Linux 27037105b0df 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-60 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-60@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 618 75 0 1144 1115 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) 03/20/20 _x86_64_ (4 CPU) 19:49:09 LINUX RESTART 19:50:02 tps rtps wtps bread/s bwrtn/s 19:51:01 9.16 0.08 9.08 2.71 2087.62 19:52:01 2.47 0.00 2.47 0.00 86.66 19:53:01 0.25 0.00 0.25 0.00 4.05 19:54:01 0.32 0.00 0.32 0.00 3.61 19:55:01 0.20 0.00 0.20 0.00 3.01 19:56:01 103.81 69.41 34.40 4331.82 16276.22 Average: 19.41 11.62 7.79 724.83 3081.08 19:50:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:51:01 109892 1772412 94.16 2620 1216704 948020 32.35 448408 1165500 16 19:52:01 117316 1764988 93.77 2620 1216708 894068 30.51 442288 1165176 8 19:53:01 116156 1766148 93.83 2620 1216716 894284 30.51 443560 1165160 8 19:54:01 116072 1766232 93.83 2620 1216716 894296 30.51 443784 1165160 8 19:55:01 117360 1764944 93.77 2620 1216728 894152 30.51 442976 1165160 8 19:56:01 69916 1812388 96.29 2620 1194872 1105076 37.70 467800 1154696 85168 Average: 107785 1774519 94.27 2620 1213074 938316 32.01 448136 1163475 14203 19:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:51:01 eth0 0.66 0.20 0.03 0.11 0.00 0.00 0.00 19:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:52:01 eth0 0.47 0.08 0.05 0.01 0.00 0.00 0.00 19:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:53:01 eth0 2.18 0.93 0.96 0.42 0.00 0.00 0.00 19:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:54:01 eth0 0.48 0.32 0.27 0.20 0.00 0.00 0.00 19:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:55:01 eth0 0.23 0.20 0.08 0.07 0.00 0.00 0.00 19:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:56:01 eth0 941.13 500.45 2387.92 39.13 0.00 0.00 0.00 19:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 158.05 83.98 399.55 6.68 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) 03/20/20 _x86_64_ (4 CPU) 19:49:09 LINUX RESTART 19:50:02 CPU %user %nice %system %iowait %steal %idle 19:51:01 all 0.21 0.00 0.11 0.00 0.00 99.67 19:51:01 0 0.07 0.00 0.03 0.00 0.00 99.90 19:51:01 1 0.46 0.00 0.05 0.00 0.02 99.47 19:51:01 2 0.24 0.00 0.19 0.00 0.00 99.58 19:51:01 3 0.07 0.00 0.17 0.00 0.02 99.75 19:52:01 all 0.20 0.00 0.05 0.00 0.00 99.75 19:52:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:52:01 1 0.23 0.00 0.05 0.00 0.00 99.72 19:52:01 2 0.08 0.00 0.05 0.00 0.00 99.87 19:52:01 3 0.43 0.00 0.07 0.00 0.00 99.50 19:53:01 all 0.20 0.00 0.05 0.00 0.00 99.75 19:53:01 0 0.03 0.00 0.05 0.00 0.00 99.92 19:53:01 1 0.08 0.00 0.05 0.00 0.00 99.87 19:53:01 2 0.07 0.00 0.03 0.00 0.02 99.88 19:53:01 3 0.58 0.00 0.10 0.00 0.00 99.32 19:54:01 all 0.18 0.00 0.06 0.00 0.00 99.76 19:54:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:54:01 1 0.12 0.00 0.10 0.00 0.00 99.78 19:54:01 2 0.08 0.00 0.05 0.00 0.00 99.87 19:54:01 3 0.48 0.00 0.05 0.00 0.00 99.47 19:55:01 all 0.11 0.00 0.05 0.00 0.00 99.84 19:55:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:55:01 1 0.08 0.00 0.05 0.00 0.00 99.87 19:55:01 2 0.08 0.00 0.05 0.00 0.00 99.87 19:55:01 3 0.23 0.00 0.07 0.00 0.00 99.70 19:56:01 all 4.79 0.00 3.06 1.46 0.02 90.68 19:56:01 0 4.89 0.00 3.07 0.93 0.02 91.10 19:56:01 1 4.49 0.00 3.13 1.59 0.02 90.77 19:56:01 2 5.07 0.00 2.99 1.61 0.03 90.31 19:56:01 3 4.71 0.00 3.07 1.68 0.02 90.52 Average: all 0.94 0.00 0.56 0.24 0.00 98.25 Average: 0 0.85 0.00 0.54 0.15 0.00 98.46 Average: 1 0.91 0.00 0.57 0.27 0.01 98.25 Average: 2 0.93 0.00 0.56 0.27 0.01 98.23 Average: 3 1.09 0.00 0.59 0.28 0.01 98.04