---> uname -a: Linux 74ad5a993c10 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-62 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-62@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 589 76 0 1172 1144 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) 03/31/20 _x86_64_ (4 CPU) 14:39:03 LINUX RESTART 14:40:01 tps rtps wtps bread/s bwrtn/s 14:41:01 11.49 0.07 11.43 2.13 2128.60 14:42:01 2.76 0.00 2.76 0.00 90.96 14:43:01 0.28 0.00 0.28 0.00 3.60 14:44:01 0.43 0.00 0.43 0.00 5.11 Average: 3.74 0.02 3.73 0.53 557.09 14:40:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:41:01 111936 1770368 94.05 2620 1249272 914108 31.19 428676 1183272 16 14:42:01 112168 1770136 94.04 2620 1249280 903016 30.81 429100 1182976 0 14:43:01 112480 1769824 94.02 2620 1249284 902944 30.81 428752 1182972 20 14:44:01 112720 1769584 94.01 2620 1249288 902968 30.81 428968 1182976 16 Average: 112326 1769978 94.03 2620 1249281 905759 30.90 428874 1183049 13 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:41:01 eth0 2.10 1.30 1.16 0.14 0.00 0.00 0.00 14:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 eth0 1.57 0.57 0.60 0.36 0.00 0.00 0.00 14:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:43:01 eth0 1.13 0.58 0.56 0.43 0.00 0.00 0.00 14:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 eth0 1.18 0.28 0.31 0.17 0.00 0.00 0.00 14:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.49 0.68 0.66 0.27 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) 03/31/20 _x86_64_ (4 CPU) 14:39:03 LINUX RESTART 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:41:01 all 0.21 0.00 0.09 0.00 0.00 99.70 14:41:01 0 0.07 0.00 0.05 0.00 0.00 99.88 14:41:01 1 0.37 0.00 0.10 0.00 0.00 99.53 14:41:01 2 0.30 0.00 0.10 0.00 0.00 99.60 14:41:01 3 0.12 0.00 0.10 0.00 0.00 99.78 14:42:01 all 0.20 0.00 0.05 0.00 0.00 99.75 14:42:01 0 0.05 0.00 0.05 0.00 0.00 99.90 14:42:01 1 0.62 0.00 0.07 0.00 0.02 99.30 14:42:01 2 0.08 0.00 0.05 0.00 0.02 99.85 14:42:01 3 0.08 0.00 0.07 0.00 0.00 99.85 14:43:01 all 0.19 0.00 0.03 0.00 0.00 99.77 14:43:01 0 0.05 0.00 0.02 0.00 0.00 99.93 14:43:01 1 0.52 0.00 0.02 0.00 0.00 99.47 14:43:01 2 0.08 0.00 0.07 0.00 0.00 99.85 14:43:01 3 0.10 0.00 0.03 0.00 0.00 99.87 14:44:01 all 0.18 0.00 0.04 0.00 0.00 99.77 14:44:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:44:01 1 0.55 0.00 0.05 0.00 0.00 99.40 14:44:01 2 0.12 0.00 0.03 0.00 0.00 99.85 14:44:01 3 0.05 0.00 0.05 0.00 0.00 99.90 Average: all 0.20 0.00 0.05 0.00 0.00 99.75 Average: 0 0.05 0.00 0.03 0.00 0.00 99.92 Average: 1 0.51 0.00 0.06 0.00 0.00 99.43 Average: 2 0.15 0.00 0.06 0.00 0.00 99.79 Average: 3 0.09 0.00 0.06 0.00 0.00 99.85