---> uname -a: Linux 6d9bbb648218 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-59 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-59@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 76 0 1143 1114 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) 03/27/20 _x86_64_ (4 CPU) 00:56:10 LINUX RESTART 00:57:01 tps rtps wtps bread/s bwrtn/s 00:58:01 13.52 0.08 13.44 2.66 2040.47 00:59:01 2.33 0.00 2.33 0.00 84.66 01:00:01 0.27 0.00 0.27 0.00 3.78 01:01:01 0.33 0.02 0.32 0.13 3.35 Average: 4.11 0.02 4.09 0.70 533.04 00:57:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:58:01 116652 1765652 93.80 2620 1217816 906632 30.93 451888 1156652 20 00:59:01 116140 1766164 93.83 2620 1217820 902796 30.80 452696 1156352 20 01:00:01 115632 1766672 93.86 2620 1217828 902820 30.80 452936 1156352 8 01:01:01 115792 1766512 93.85 2620 1217828 905136 30.88 452824 1156352 8 Average: 116054 1766250 93.83 2620 1217823 904346 30.86 452586 1156427 14 00:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:58:01 eth0 0.88 0.33 0.06 0.09 0.00 0.00 0.00 00:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:01 eth0 1.00 0.33 0.32 0.20 0.00 0.00 0.00 00:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 eth0 0.48 0.35 0.27 0.20 0.00 0.00 0.00 01:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 01:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.60 0.26 0.16 0.12 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) 03/27/20 _x86_64_ (4 CPU) 00:56:10 LINUX RESTART 00:57:01 CPU %user %nice %system %iowait %steal %idle 00:58:01 all 0.10 0.00 0.10 0.00 0.00 99.80 00:58:01 0 0.10 0.00 0.05 0.00 0.00 99.85 00:58:01 1 0.10 0.00 0.08 0.00 0.00 99.82 00:58:01 2 0.10 0.00 0.13 0.00 0.00 99.77 00:58:01 3 0.08 0.00 0.13 0.00 0.00 99.78 00:59:01 all 0.16 0.00 0.05 0.00 0.00 99.79 00:59:01 0 0.05 0.00 0.05 0.00 0.02 99.88 00:59:01 1 0.27 0.00 0.03 0.00 0.00 99.70 00:59:01 2 0.17 0.00 0.07 0.00 0.00 99.77 00:59:01 3 0.17 0.00 0.05 0.00 0.00 99.78 01:00:01 all 0.05 0.00 0.05 0.00 0.00 99.90 01:00:01 0 0.07 0.00 0.07 0.00 0.00 99.87 01:00:01 1 0.03 0.00 0.03 0.00 0.02 99.92 01:00:01 2 0.08 0.00 0.05 0.00 0.00 99.87 01:00:01 3 0.03 0.00 0.05 0.00 0.00 99.92 01:01:01 all 0.16 0.00 0.06 0.00 0.00 99.77 01:01:01 0 0.05 0.00 0.05 0.00 0.00 99.90 01:01:01 1 0.10 0.00 0.10 0.02 0.00 99.78 01:01:01 2 0.30 0.00 0.05 0.00 0.00 99.65 01:01:01 3 0.18 0.00 0.07 0.00 0.00 99.75 Average: all 0.12 0.00 0.07 0.00 0.00 99.81 Average: 0 0.07 0.00 0.05 0.00 0.00 99.87 Average: 1 0.13 0.00 0.06 0.00 0.00 99.80 Average: 2 0.16 0.00 0.08 0.00 0.00 99.76 Average: 3 0.12 0.00 0.08 0.00 0.00 99.81