---> uname -a: Linux 2bb589f1e747 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-77 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-77@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 586 68 0 1183 1148 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) 06/01/20 _x86_64_ (4 CPU) 17:41:08 LINUX RESTART 17:42:01 tps rtps wtps bread/s bwrtn/s 17:43:01 12.02 1.38 10.64 82.73 2116.97 17:44:01 2.26 0.00 2.26 0.00 80.90 17:45:01 0.25 0.00 0.25 0.00 4.01 17:46:01 0.30 0.00 0.30 0.00 3.65 Average: 3.71 0.35 3.36 20.68 551.43 17:42:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:43:01 129292 1753012 93.13 2620 1227240 955332 32.60 419528 1168672 20 17:44:01 138284 1744020 92.65 2620 1227224 902064 30.78 412680 1168344 8 17:45:01 137232 1745072 92.71 2620 1227232 902344 30.79 414320 1167860 8 17:46:01 138936 1743368 92.62 2620 1227232 902068 30.78 412784 1167860 8 Average: 135936 1746368 92.78 2620 1227232 915452 31.23 414828 1168184 11 17:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:43:01 eth0 19.57 13.81 17.28 22.43 0.00 0.00 0.00 17:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:43:01 docker0 1.65 1.27 0.34 2.66 0.00 0.00 0.00 17:44:01 eth0 0.73 0.17 0.20 0.01 0.00 0.00 0.00 17:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:45:01 eth0 1.23 0.82 0.59 0.41 0.00 0.00 0.00 17:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:46:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 17:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 5.40 3.71 4.52 5.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.41 0.32 0.09 0.66 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) 06/01/20 _x86_64_ (4 CPU) 17:41:08 LINUX RESTART 17:42:01 CPU %user %nice %system %iowait %steal %idle 17:43:01 all 1.17 0.00 0.48 0.03 0.01 98.31 17:43:01 0 0.92 0.00 0.45 0.03 0.02 98.58 17:43:01 1 1.73 0.00 0.48 0.00 0.00 97.78 17:43:01 2 0.77 0.00 0.45 0.02 0.02 98.75 17:43:01 3 1.27 0.00 0.53 0.02 0.00 98.18 17:44:01 all 0.16 0.00 0.07 0.00 0.00 99.77 17:44:01 0 0.05 0.00 0.05 0.00 0.00 99.90 17:44:01 1 0.28 0.00 0.05 0.00 0.00 99.67 17:44:01 2 0.13 0.00 0.10 0.00 0.00 99.77 17:44:01 3 0.20 0.00 0.07 0.00 0.00 99.73 17:45:01 all 0.20 0.00 0.06 0.00 0.00 99.73 17:45:01 0 0.12 0.00 0.07 0.00 0.00 99.82 17:45:01 1 0.10 0.00 0.10 0.00 0.00 99.80 17:45:01 2 0.05 0.00 0.05 0.00 0.00 99.90 17:45:01 3 0.55 0.00 0.05 0.00 0.00 99.40 17:46:01 all 0.18 0.00 0.07 0.00 0.00 99.75 17:46:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:46:01 1 0.08 0.00 0.15 0.00 0.00 99.77 17:46:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:46:01 3 0.53 0.00 0.03 0.00 0.00 99.43 Average: all 0.43 0.00 0.17 0.01 0.00 99.39 Average: 0 0.28 0.00 0.15 0.01 0.00 99.55 Average: 1 0.55 0.00 0.20 0.00 0.00 99.25 Average: 2 0.25 0.00 0.16 0.00 0.00 99.57 Average: 3 0.64 0.00 0.17 0.00 0.00 99.19