---> uname -a: Linux b6ec18ebf520 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-60 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-60@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 591 68 0 1178 1142 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) 03/26/20 _x86_64_ (4 CPU) 05:05:17 LINUX RESTART 05:06:01 tps rtps wtps bread/s bwrtn/s 05:07:01 43.68 9.72 33.95 2310.25 3006.01 05:08:02 4.13 0.00 4.13 0.00 130.06 05:09:01 0.75 0.00 0.75 0.00 9.04 05:10:01 0.53 0.00 0.53 0.00 5.96 05:11:01 0.63 0.00 0.63 0.00 8.32 05:12:01 0.50 0.00 0.50 0.00 6.99 05:13:01 0.25 0.00 0.25 0.00 3.33 05:14:01 0.25 0.00 0.25 0.00 2.71 Average: 6.35 1.22 5.13 289.43 397.43 05:06:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:07:01 115284 1767020 93.88 2620 1234236 942264 32.15 424164 1182048 372 05:08:02 127452 1754852 93.23 2620 1234296 887960 30.30 415912 1181712 20 05:09:01 125860 1756444 93.31 2620 1234248 888212 30.31 417244 1181700 8 05:10:01 127600 1754704 93.22 2620 1234248 887960 30.30 415880 1181700 8 05:11:01 126504 1755800 93.28 2620 1234260 888080 30.30 416648 1181700 8 05:12:01 127364 1754940 93.23 2620 1234264 887960 30.30 416036 1181700 16 05:13:01 126580 1755724 93.28 2620 1234268 888140 30.30 416900 1181700 8 05:14:01 137524 1744780 92.69 2620 1234272 887960 30.30 406096 1181688 8 Average: 126771 1755533 93.27 2620 1234262 894817 30.53 416110 1181744 56 05:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:07:01 eth0 132.91 113.72 645.98 64.04 0.00 0.00 0.00 05:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 docker0 1.10 0.83 0.26 1.93 0.00 0.00 0.00 05:08:02 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 05:08:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 eth0 1.90 1.41 3.37 0.25 0.00 0.00 0.00 05:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 05:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 eth0 0.72 0.22 0.10 0.07 0.00 0.00 0.00 05:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 eth0 0.53 0.08 0.06 0.01 0.00 0.00 0.00 05:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 eth0 0.57 0.48 0.33 0.21 0.00 0.00 0.00 05:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 05:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 17.15 14.55 81.41 8.10 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.14 0.10 0.03 0.24 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) 03/26/20 _x86_64_ (4 CPU) 05:05:17 LINUX RESTART 05:06:01 CPU %user %nice %system %iowait %steal %idle 05:07:01 all 5.90 0.00 2.69 1.08 9.98 80.35 05:07:01 0 4.29 0.00 3.05 3.35 11.45 77.86 05:07:01 1 8.23 0.00 2.41 0.42 8.93 80.02 05:07:01 2 5.28 0.00 2.74 0.34 9.66 81.98 05:07:01 3 5.84 0.00 2.55 0.20 9.86 81.55 05:08:02 all 0.15 0.00 0.08 0.00 0.14 99.63 05:08:02 0 0.07 0.00 0.08 0.00 0.05 99.80 05:08:02 1 0.33 0.00 0.08 0.00 0.13 99.45 05:08:02 2 0.10 0.00 0.07 0.00 0.13 99.70 05:08:02 3 0.10 0.00 0.12 0.00 0.22 99.57 05:09:01 all 0.12 0.00 0.06 0.00 0.31 99.50 05:09:01 0 0.08 0.00 0.03 0.00 0.29 99.59 05:09:01 1 0.27 0.00 0.10 0.00 0.32 99.30 05:09:01 2 0.10 0.00 0.07 0.00 0.22 99.61 05:09:01 3 0.03 0.00 0.03 0.00 0.42 99.51 05:10:01 all 0.15 0.00 0.05 0.00 0.05 99.74 05:10:01 0 0.02 0.00 0.03 0.00 0.03 99.92 05:10:01 1 0.40 0.00 0.05 0.00 0.05 99.50 05:10:01 2 0.17 0.00 0.10 0.00 0.10 99.63 05:10:01 3 0.03 0.00 0.02 0.00 0.03 99.92 05:11:01 all 0.17 0.00 0.07 0.00 0.29 99.48 05:11:01 0 0.03 0.00 0.10 0.00 0.17 99.70 05:11:01 1 0.08 0.00 0.05 0.00 0.25 99.62 05:11:01 2 0.23 0.00 0.05 0.00 0.56 99.15 05:11:01 3 0.30 0.00 0.08 0.00 0.18 99.43 05:12:01 all 0.10 0.00 0.04 0.00 0.41 99.45 05:12:01 0 0.07 0.00 0.05 0.00 0.61 99.27 05:12:01 1 0.02 0.00 0.02 0.00 0.35 99.62 05:12:01 2 0.02 0.00 0.03 0.00 0.25 99.70 05:12:01 3 0.33 0.00 0.05 0.00 0.40 99.22 05:13:01 all 0.14 0.00 0.05 0.00 0.07 99.74 05:13:01 0 0.08 0.00 0.07 0.00 0.13 99.72 05:13:01 1 0.05 0.00 0.03 0.00 0.07 99.85 05:13:01 2 0.08 0.00 0.03 0.00 0.03 99.85 05:13:01 3 0.32 0.00 0.05 0.00 0.07 99.57 05:14:01 all 0.14 0.00 0.05 0.00 0.05 99.75 05:14:01 0 0.03 0.00 0.03 0.00 0.02 99.92 05:14:01 1 0.03 0.00 0.08 0.00 0.07 99.82 05:14:01 2 0.08 0.00 0.10 0.00 0.05 99.77 05:14:01 3 0.43 0.00 0.07 0.00 0.05 99.45 Average: all 0.87 0.00 0.39 0.14 1.43 97.17 Average: 0 0.60 0.00 0.44 0.43 1.63 96.91 Average: 1 1.18 0.00 0.35 0.05 1.28 97.14 Average: 2 0.77 0.00 0.41 0.04 1.40 97.38 Average: 3 0.93 0.00 0.37 0.02 1.42 97.25