---> uname -a: Linux b442cf22f799 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: 2933.396 BogoMIPS: 5866.79 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 600 63 0 1173 1133 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) 03/23/20 _x86_64_ (4 CPU) 16:40:14 LINUX RESTART 16:41:01 tps rtps wtps bread/s bwrtn/s 16:42:01 13.78 1.76 12.02 455.79 1799.08 16:43:02 2.75 0.00 2.75 0.00 83.50 16:44:01 0.69 0.00 0.69 0.00 8.69 16:45:01 0.58 0.00 0.58 0.00 6.54 16:46:01 0.33 0.00 0.33 0.00 6.08 16:47:01 0.32 0.00 0.32 0.00 4.41 Average: 3.08 0.30 2.79 76.21 319.04 16:41:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:42:01 114068 1768236 93.94 2620 1232844 949664 32.40 431024 1178816 20 16:43:02 119836 1762468 93.63 2620 1232848 900528 30.73 427276 1177452 8 16:44:01 118932 1763372 93.68 2620 1232856 900796 30.73 428588 1177392 8 16:45:01 119908 1762396 93.63 2620 1232856 900592 30.73 427572 1177392 8 16:46:01 119076 1763228 93.67 2620 1232864 900800 30.73 428244 1177392 12 16:47:01 120332 1761972 93.61 2620 1232868 900656 30.73 427492 1177392 20 Average: 118692 1763612 93.69 2620 1232856 908839 31.01 428366 1177639 13 16:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:42:01 eth0 28.48 23.67 26.51 23.49 0.00 0.00 0.00 16:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:42:01 docker0 1.31 1.18 0.27 1.90 0.00 0.00 0.00 16:43:02 eth0 0.80 0.05 0.07 0.00 0.00 0.00 0.00 16:43:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:43:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:44:01 eth0 2.18 0.69 0.64 0.41 0.00 0.00 0.00 16:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:45:01 eth0 0.28 0.05 0.03 0.00 0.00 0.00 0.00 16:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 eth0 0.65 0.47 0.42 0.27 0.00 0.00 0.00 16:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 eth0 0.13 0.07 0.01 0.01 0.00 0.00 0.00 16:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 5.43 4.18 4.63 4.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.22 0.20 0.05 0.32 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) 03/23/20 _x86_64_ (4 CPU) 16:40:14 LINUX RESTART 16:41:01 CPU %user %nice %system %iowait %steal %idle 16:42:01 all 2.25 0.00 1.01 0.04 0.00 96.70 16:42:01 0 2.27 0.00 1.07 0.02 0.02 96.63 16:42:01 1 2.49 0.00 0.87 0.02 0.00 96.63 16:42:01 2 2.49 0.00 1.10 0.02 0.00 96.39 16:42:01 3 1.72 0.00 1.05 0.08 0.02 97.13 16:43:02 all 0.20 0.00 0.08 0.00 0.01 99.72 16:43:02 0 0.03 0.00 0.03 0.00 0.00 99.93 16:43:02 1 0.47 0.00 0.05 0.00 0.00 99.48 16:43:02 2 0.18 0.00 0.12 0.00 0.02 99.68 16:43:02 3 0.10 0.00 0.08 0.00 0.00 99.82 16:44:01 all 0.15 0.00 0.07 0.00 0.01 99.76 16:44:01 0 0.10 0.00 0.05 0.00 0.02 99.83 16:44:01 1 0.32 0.00 0.10 0.00 0.03 99.54 16:44:01 2 0.10 0.00 0.05 0.00 0.02 99.83 16:44:01 3 0.10 0.00 0.05 0.00 0.02 99.83 16:45:01 all 0.18 0.00 0.06 0.00 0.00 99.76 16:45:01 0 0.07 0.00 0.05 0.00 0.00 99.88 16:45:01 1 0.50 0.00 0.08 0.00 0.00 99.42 16:45:01 2 0.08 0.00 0.08 0.00 0.00 99.83 16:45:01 3 0.03 0.00 0.03 0.00 0.00 99.93 16:46:01 all 0.19 0.00 0.05 0.00 0.00 99.76 16:46:01 0 0.05 0.00 0.05 0.00 0.00 99.90 16:46:01 1 0.23 0.00 0.05 0.00 0.00 99.72 16:46:01 2 0.10 0.00 0.07 0.00 0.00 99.83 16:46:01 3 0.40 0.00 0.05 0.00 0.00 99.55 16:47:01 all 0.19 0.00 0.05 0.00 0.00 99.76 16:47:01 0 0.03 0.00 0.05 0.00 0.00 99.92 16:47:01 1 0.10 0.00 0.05 0.00 0.00 99.85 16:47:01 2 0.12 0.00 0.03 0.00 0.00 99.85 16:47:01 3 0.52 0.00 0.03 0.00 0.00 99.45 Average: all 0.53 0.00 0.22 0.01 0.01 99.24 Average: 0 0.43 0.00 0.22 0.00 0.01 99.35 Average: 1 0.69 0.00 0.20 0.00 0.01 99.11 Average: 2 0.51 0.00 0.24 0.00 0.01 99.24 Average: 3 0.48 0.00 0.22 0.01 0.01 99.28