---> uname -a: Linux c2705293de85 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: 2933.442 BogoMIPS: 5866.88 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-75 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-75@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 633 66 0 1137 1100 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) 05/29/20 _x86_64_ (4 CPU) 17:00:33 LINUX RESTART 17:01:02 tps rtps wtps bread/s bwrtn/s 17:02:01 58.21 17.58 40.63 3328.46 3803.30 17:03:01 3.23 0.00 3.23 0.00 113.56 17:04:01 0.60 0.00 0.60 0.00 5.65 17:05:01 0.53 0.00 0.53 0.00 5.35 17:06:01 0.65 0.00 0.65 0.00 8.56 Average: 12.50 3.47 9.03 657.31 777.79 17:01:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:02:01 92948 1789356 95.06 2620 1210656 949048 32.38 459912 1163360 12 17:03:01 102512 1779792 94.55 2620 1210688 911740 31.11 454248 1163012 8 17:04:01 101300 1781004 94.62 2620 1210692 912008 31.12 455452 1162992 8 17:05:01 101596 1780708 94.60 2620 1210696 911948 31.12 455192 1162992 8 17:06:01 102588 1779716 94.55 2620 1210700 911840 31.11 454584 1162992 8 Average: 100189 1782115 94.68 2620 1210686 919317 31.37 455878 1163070 9 17:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:02:01 eth0 467.02 294.01 1030.98 94.99 0.00 0.00 0.00 17:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:02:01 docker0 1.71 1.46 0.34 2.54 0.00 0.00 0.00 17:03:01 eth0 0.80 0.08 0.06 0.03 0.00 0.00 0.00 17:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:04:01 eth0 1.55 0.62 0.59 0.36 0.00 0.00 0.00 17:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:05:01 eth0 0.50 0.30 0.27 0.23 0.00 0.00 0.00 17:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:01 eth0 0.25 0.15 0.12 0.01 0.00 0.00 0.00 17:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 92.85 58.29 203.81 18.89 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.34 0.29 0.07 0.50 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) 05/29/20 _x86_64_ (4 CPU) 17:00:33 LINUX RESTART 17:01:02 CPU %user %nice %system %iowait %steal %idle 17:02:01 all 12.49 0.00 3.99 2.03 0.02 81.47 17:02:01 0 11.42 0.00 4.96 2.30 0.02 81.31 17:02:01 1 13.65 0.00 3.17 1.81 0.03 81.33 17:02:01 2 12.27 0.00 4.03 0.87 0.02 82.82 17:02:01 3 12.66 0.00 3.78 3.11 0.02 80.44 17:03:01 all 0.19 0.00 0.06 0.00 0.00 99.75 17:03:01 0 0.08 0.00 0.03 0.00 0.00 99.88 17:03:01 1 0.55 0.00 0.05 0.00 0.00 99.40 17:03:01 2 0.07 0.00 0.08 0.00 0.00 99.85 17:03:01 3 0.07 0.00 0.07 0.00 0.02 99.85 17:04:01 all 0.20 0.00 0.06 0.00 0.00 99.73 17:04:01 0 0.08 0.00 0.10 0.00 0.00 99.82 17:04:01 1 0.53 0.00 0.05 0.00 0.00 99.42 17:04:01 2 0.10 0.00 0.05 0.00 0.00 99.85 17:04:01 3 0.10 0.00 0.03 0.00 0.00 99.87 17:05:01 all 0.18 0.00 0.04 0.00 0.00 99.78 17:05:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:05:01 1 0.52 0.00 0.02 0.00 0.00 99.47 17:05:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:05:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:06:01 all 0.08 0.00 0.07 0.00 0.00 99.85 17:06:01 0 0.05 0.00 0.05 0.00 0.00 99.90 17:06:01 1 0.13 0.00 0.10 0.00 0.00 99.77 17:06:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:06:01 3 0.08 0.00 0.05 0.00 0.00 99.87 Average: all 2.58 0.00 0.83 0.40 0.01 96.19 Average: 0 2.29 0.00 1.01 0.45 0.00 96.25 Average: 1 3.03 0.00 0.67 0.36 0.01 95.94 Average: 2 2.47 0.00 0.84 0.17 0.00 96.51 Average: 3 2.54 0.00 0.78 0.61 0.01 96.06