---> uname -a: Linux a401e3434e31 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% /w/workspace/exfoundry_go-mod-bootstrap_PR-34 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-34@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 616 73 0 1148 1117 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) 01/29/20 _x86_64_ (4 CPU) 23:30:47 LINUX RESTART 23:31:01 tps rtps wtps bread/s bwrtn/s 23:32:01 163.42 84.87 78.55 6912.43 38778.96 23:33:01 3.55 0.00 3.55 0.00 109.71 23:34:01 0.28 0.00 0.28 0.00 3.75 23:35:02 0.28 0.00 0.28 0.00 3.59 23:36:01 0.29 0.00 0.29 0.00 3.39 23:37:01 0.42 0.00 0.42 0.00 5.33 Average: 28.13 14.19 13.94 1155.76 6504.85 23:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:32:01 122748 1759556 93.48 2620 1203072 955792 32.61 423312 1176040 16 23:33:01 132656 1749648 92.95 2620 1203108 903720 30.83 419560 1173220 8 23:34:01 132004 1750300 92.99 2620 1203112 903980 30.84 420988 1173208 16 23:35:02 131768 1750536 93.00 2620 1203116 903920 30.84 423052 1170768 12 23:36:01 132912 1749392 92.94 2620 1203120 903788 30.84 422456 1170768 8 23:37:01 132168 1750136 92.98 2620 1203124 903848 30.84 422796 1170768 8 Average: 130709 1751595 93.06 2620 1203109 912508 31.13 422027 1172462 11 23:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:32:01 eth0 324.76 219.97 974.65 82.90 0.00 0.00 0.00 23:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:32:01 docker0 0.78 0.83 0.16 1.14 0.00 0.00 0.00 23:33:01 eth0 0.88 0.08 0.07 0.02 0.00 0.00 0.00 23:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 eth0 3.58 1.93 3.90 0.30 0.00 0.00 0.00 23:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:02 eth0 0.57 0.43 0.27 0.21 0.00 0.00 0.00 23:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 23:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:37:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 23:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 55.19 37.23 163.68 13.96 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 0.14 0.03 0.19 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) 01/29/20 _x86_64_ (4 CPU) 23:30:47 LINUX RESTART 23:31:01 CPU %user %nice %system %iowait %steal %idle 23:32:01 all 16.79 0.00 8.77 5.13 2.04 67.27 23:32:01 0 16.18 0.00 9.36 4.13 1.89 68.44 23:32:01 1 16.50 0.00 9.70 7.34 1.90 64.56 23:32:01 2 18.26 0.00 7.59 3.63 2.22 68.30 23:32:01 3 16.20 0.00 8.49 5.40 2.15 67.76 23:33:01 all 0.17 0.00 0.07 0.00 0.04 99.73 23:33:01 0 0.48 0.00 0.03 0.00 0.05 99.43 23:33:01 1 0.08 0.00 0.10 0.00 0.03 99.78 23:33:01 2 0.07 0.00 0.03 0.00 0.02 99.88 23:33:01 3 0.03 0.00 0.08 0.00 0.02 99.87 23:34:01 all 0.16 0.00 0.05 0.00 0.08 99.71 23:34:01 0 0.33 0.00 0.08 0.00 0.08 99.50 23:34:01 1 0.08 0.00 0.05 0.00 0.05 99.82 23:34:01 2 0.13 0.00 0.03 0.00 0.12 99.72 23:34:01 3 0.10 0.00 0.05 0.00 0.08 99.77 23:35:02 all 0.12 0.00 0.06 0.00 0.22 99.60 23:35:02 0 0.27 0.00 0.03 0.00 0.25 99.45 23:35:02 1 0.08 0.00 0.07 0.00 0.27 99.58 23:35:02 2 0.05 0.00 0.08 0.00 0.13 99.73 23:35:02 3 0.08 0.00 0.07 0.00 0.25 99.60 23:36:01 all 0.15 0.00 0.05 0.00 0.20 99.60 23:36:01 0 0.41 0.00 0.03 0.00 0.19 99.37 23:36:01 1 0.05 0.00 0.05 0.00 0.14 99.76 23:36:01 2 0.05 0.00 0.07 0.00 0.20 99.68 23:36:01 3 0.08 0.00 0.05 0.00 0.25 99.61 23:37:01 all 0.14 0.00 0.05 0.00 0.13 99.68 23:37:01 0 0.40 0.00 0.05 0.00 0.10 99.45 23:37:01 1 0.07 0.00 0.05 0.00 0.25 99.63 23:37:01 2 0.03 0.00 0.05 0.00 0.12 99.80 23:37:01 3 0.03 0.00 0.03 0.00 0.07 99.87 Average: all 2.88 0.00 1.49 0.84 0.45 94.34 Average: 0 2.97 0.00 1.58 0.68 0.42 94.35 Average: 1 2.78 0.00 1.65 1.21 0.44 93.93 Average: 2 3.06 0.00 1.29 0.60 0.46 94.58 Average: 3 2.71 0.00 1.44 0.89 0.46 94.50