---> uname -a: Linux 25a394ef1ba6 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: 2933.436 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-42 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-42@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 621 64 0 1151 1112 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) 02/07/20 _x86_64_ (4 CPU) 21:01:20 LINUX RESTART 21:02:01 tps rtps wtps bread/s bwrtn/s 21:03:01 41.16 8.99 32.17 2107.89 2243.07 21:04:01 2.50 0.00 2.50 0.00 86.34 21:05:01 0.28 0.00 0.28 0.00 3.48 21:06:01 0.28 0.00 0.28 0.00 3.01 21:07:01 0.23 0.00 0.23 0.00 3.51 21:08:01 0.75 0.00 0.75 0.00 9.71 21:09:01 0.32 0.00 0.32 0.00 5.53 21:10:01 0.17 0.00 0.17 0.00 1.48 21:11:02 97.69 62.71 34.98 3976.17 16195.57 Average: 15.94 7.97 7.97 676.30 2062.43 21:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:03:01 116020 1766284 93.84 2620 1209064 948596 32.37 447560 1160612 24 21:04:01 124436 1757868 93.39 2620 1209016 904576 30.86 440812 1160272 8 21:05:01 123528 1758776 93.44 2620 1209020 904792 30.87 441908 1160272 8 21:06:01 123352 1758952 93.45 2620 1209020 904720 30.87 441656 1160272 8 21:07:01 124188 1758116 93.40 2620 1209028 904648 30.87 441148 1160272 8 21:08:01 123716 1758588 93.43 2620 1209032 904756 30.87 441776 1160272 8 21:09:01 124848 1757456 93.37 2620 1209036 904576 30.86 440928 1160272 12 21:10:01 128016 1754288 93.20 2620 1209040 904576 30.86 437464 1160228 16 21:11:02 75380 1806924 96.00 2620 1184652 1115604 38.06 456396 1156812 20160 Average: 118165 1764139 93.72 2620 1206323 932983 31.83 443294 1159920 2250 21:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:03:01 eth0 137.28 111.31 508.19 51.34 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 1.17 1.02 0.21 1.51 0.00 0.00 0.00 21:04:01 eth0 0.28 0.00 0.03 0.00 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 1.08 0.60 0.47 0.22 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 eth0 0.90 0.35 0.30 0.17 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 eth0 0.48 0.17 0.17 0.10 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 eth0 0.52 0.32 0.27 0.20 0.00 0.00 0.00 21:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 eth0 0.13 0.10 0.01 0.01 0.00 0.00 0.00 21:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:02 eth0 103.03 84.76 2118.56 10.66 0.00 0.00 0.00 21:11:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 27.10 21.97 292.15 6.97 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.13 0.11 0.02 0.17 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) 02/07/20 _x86_64_ (4 CPU) 21:01:20 LINUX RESTART 21:02:01 CPU %user %nice %system %iowait %steal %idle 21:03:01 all 4.22 0.00 1.78 1.01 0.71 92.28 21:03:01 0 4.23 0.00 1.59 0.12 0.60 93.46 21:03:01 1 3.66 0.00 1.82 1.12 0.87 92.52 21:03:01 2 4.22 0.00 1.98 1.53 0.61 91.66 21:03:01 3 4.79 0.00 1.73 1.24 0.75 91.48 21:04:01 all 0.17 0.00 0.05 0.00 0.03 99.75 21:04:01 0 0.02 0.00 0.03 0.00 0.05 99.90 21:04:01 1 0.10 0.00 0.05 0.00 0.03 99.82 21:04:01 2 0.10 0.00 0.07 0.00 0.02 99.82 21:04:01 3 0.47 0.00 0.07 0.00 0.03 99.43 21:05:01 all 0.16 0.00 0.04 0.00 0.02 99.77 21:05:01 0 0.05 0.00 0.03 0.00 0.02 99.90 21:05:01 1 0.10 0.00 0.07 0.00 0.03 99.80 21:05:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:05:01 3 0.45 0.00 0.03 0.00 0.02 99.50 21:06:01 all 0.16 0.00 0.04 0.00 0.03 99.77 21:06:01 0 0.05 0.00 0.07 0.00 0.03 99.85 21:06:01 1 0.28 0.00 0.02 0.02 0.00 99.68 21:06:01 2 0.05 0.00 0.05 0.00 0.05 99.85 21:06:01 3 0.25 0.00 0.02 0.00 0.03 99.70 21:07:01 all 0.17 0.00 0.04 0.00 0.02 99.78 21:07:01 0 0.18 0.00 0.03 0.00 0.02 99.77 21:07:01 1 0.38 0.00 0.05 0.00 0.02 99.55 21:07:01 2 0.05 0.00 0.03 0.00 0.02 99.90 21:07:01 3 0.05 0.00 0.05 0.00 0.03 99.87 21:08:01 all 0.14 0.00 0.04 0.00 0.03 99.78 21:08:01 0 0.43 0.00 0.05 0.00 0.07 99.45 21:08:01 1 0.08 0.00 0.03 0.00 0.02 99.87 21:08:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:08:01 3 0.03 0.00 0.05 0.00 0.05 99.87 21:09:01 all 0.17 0.00 0.05 0.00 0.01 99.77 21:09:01 0 0.50 0.00 0.03 0.00 0.02 99.45 21:09:01 1 0.07 0.00 0.05 0.00 0.02 99.87 21:09:01 2 0.07 0.00 0.05 0.00 0.02 99.87 21:09:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:10:01 all 0.15 0.00 0.04 0.00 0.03 99.78 21:10:01 0 0.47 0.00 0.05 0.00 0.07 99.42 21:10:01 1 0.05 0.00 0.05 0.00 0.02 99.88 21:10:01 2 0.03 0.00 0.03 0.00 0.02 99.92 21:10:01 3 0.03 0.00 0.03 0.00 0.02 99.92 21:11:02 all 4.45 0.00 2.41 1.25 0.63 91.26 21:11:02 0 4.13 0.00 2.89 0.13 0.62 92.23 21:11:02 1 4.01 0.00 2.25 0.59 0.67 92.48 21:11:02 2 4.16 0.00 2.00 1.12 0.65 92.06 21:11:02 3 5.50 0.00 2.48 3.17 0.56 88.30 Average: all 1.08 0.00 0.50 0.25 0.17 98.00 Average: 0 1.11 0.00 0.53 0.03 0.17 98.17 Average: 1 0.97 0.00 0.49 0.19 0.19 98.17 Average: 2 0.97 0.00 0.47 0.29 0.15 98.11 Average: 3 1.29 0.00 0.50 0.49 0.17 97.57