---> uname -a: Linux 1dad5442e15a 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-45 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-45@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 597 66 0 1173 1136 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) 02/10/20 _x86_64_ (4 CPU) 14:06:21 LINUX RESTART 14:07:01 tps rtps wtps bread/s bwrtn/s 14:08:01 46.24 12.46 33.78 2500.77 3349.92 14:09:01 3.96 0.00 3.96 0.00 127.45 14:10:01 0.25 0.00 0.25 0.00 2.71 14:11:01 0.30 0.00 0.30 0.00 3.91 14:12:02 0.22 0.00 0.22 0.00 3.51 14:13:01 0.76 0.00 0.76 0.00 10.41 14:14:01 0.55 0.00 0.55 0.00 6.09 14:15:01 0.67 0.00 0.67 0.00 8.36 14:16:01 0.72 0.00 0.72 0.00 8.49 14:17:01 47.45 46.72 0.73 3123.50 7.40 Average: 10.13 5.93 4.20 563.74 353.52 14:07:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:08:01 107644 1774660 94.28 2620 1241564 966760 32.99 423632 1191096 308 14:09:01 114724 1767580 93.91 2620 1241592 908572 31.00 422692 1188608 16 14:10:01 114584 1767720 93.91 2620 1241596 908572 31.00 422696 1188604 16 14:11:01 113140 1769164 93.99 2620 1241596 908860 31.01 425188 1187584 16 14:12:02 115128 1767176 93.88 2620 1241604 908572 31.00 423688 1187572 8 14:13:01 114168 1768136 93.93 2620 1241608 908696 31.00 424552 1187572 8 14:14:01 114036 1768268 93.94 2620 1241612 908728 31.01 424620 1187568 8 14:15:01 114972 1767332 93.89 2620 1241616 908572 31.00 423764 1187568 8 14:16:01 114536 1767768 93.92 2620 1241624 908572 31.00 423896 1187572 8 14:17:01 67764 1814540 96.40 2620 1283612 997568 34.04 396584 1254264 2904 Average: 109070 1773234 94.21 2620 1245802 923347 31.50 421131 1194801 330 14:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:08:01 eth0 192.73 172.81 953.14 83.38 0.00 0.00 0.00 14:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:08:01 docker0 1.03 0.93 0.20 1.43 0.00 0.00 0.00 14:09:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 14:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 eth0 0.42 0.08 0.04 0.01 0.00 0.00 0.00 14:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:11:01 eth0 0.73 0.48 0.61 0.21 0.00 0.00 0.00 14:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:12:02 eth0 0.68 0.08 0.05 0.01 0.00 0.00 0.00 14:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:13:01 eth0 0.56 0.22 0.17 0.07 0.00 0.00 0.00 14:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:14:01 eth0 0.53 0.45 0.27 0.21 0.00 0.00 0.00 14:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:15:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 14:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 14:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:17:01 eth0 15.18 11.39 59.76 4.32 0.00 0.00 0.00 14:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.15 18.61 101.62 8.84 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.10 0.09 0.02 0.14 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) 02/10/20 _x86_64_ (4 CPU) 14:06:21 LINUX RESTART 14:07:01 CPU %user %nice %system %iowait %steal %idle 14:08:01 all 8.42 0.00 3.20 0.91 12.88 74.59 14:08:01 0 5.09 0.00 3.20 0.39 15.63 75.69 14:08:01 1 6.96 0.00 3.11 2.66 12.93 74.34 14:08:01 2 11.09 0.00 3.36 0.12 11.19 74.24 14:08:01 3 10.65 0.00 3.12 0.48 11.70 74.06 14:09:01 all 0.11 0.00 0.06 0.00 0.10 99.73 14:09:01 0 0.05 0.00 0.08 0.00 0.07 99.80 14:09:01 1 0.17 0.00 0.07 0.00 0.12 99.65 14:09:01 2 0.03 0.00 0.08 0.00 0.13 99.75 14:09:01 3 0.17 0.00 0.03 0.00 0.12 99.68 14:10:01 all 0.10 0.00 0.03 0.00 0.29 99.58 14:10:01 0 0.07 0.00 0.05 0.00 0.43 99.45 14:10:01 1 0.02 0.00 0.05 0.00 0.40 99.53 14:10:01 2 0.03 0.00 0.02 0.00 0.07 99.88 14:10:01 3 0.27 0.00 0.02 0.00 0.22 99.50 14:11:01 all 0.11 0.00 0.04 0.00 0.28 99.57 14:11:01 0 0.05 0.00 0.03 0.00 0.32 99.60 14:11:01 1 0.05 0.00 0.02 0.00 0.28 99.65 14:11:01 2 0.03 0.00 0.05 0.00 0.23 99.68 14:11:01 3 0.33 0.00 0.05 0.00 0.28 99.33 14:12:02 all 0.13 0.00 0.04 0.00 0.23 99.60 14:12:02 0 0.05 0.00 0.05 0.00 0.18 99.72 14:12:02 1 0.03 0.00 0.03 0.00 0.13 99.80 14:12:02 2 0.03 0.00 0.03 0.00 0.28 99.65 14:12:02 3 0.40 0.00 0.05 0.00 0.33 99.22 14:13:01 all 0.09 0.00 0.04 0.00 0.31 99.56 14:13:01 0 0.03 0.00 0.03 0.00 0.29 99.65 14:13:01 1 0.08 0.00 0.08 0.00 0.44 99.39 14:13:01 2 0.02 0.00 0.03 0.00 0.17 99.78 14:13:01 3 0.20 0.00 0.02 0.00 0.34 99.44 14:14:01 all 0.12 0.00 0.03 0.00 0.17 99.68 14:14:01 0 0.20 0.00 0.02 0.00 0.15 99.63 14:14:01 1 0.07 0.00 0.03 0.00 0.15 99.75 14:14:01 2 0.07 0.00 0.03 0.00 0.17 99.73 14:14:01 3 0.18 0.00 0.03 0.00 0.23 99.55 14:15:01 all 0.14 0.00 0.04 0.00 0.13 99.70 14:15:01 0 0.25 0.00 0.03 0.00 0.13 99.58 14:15:01 1 0.02 0.00 0.03 0.00 0.08 99.87 14:15:01 2 0.25 0.00 0.05 0.00 0.25 99.45 14:15:01 3 0.02 0.00 0.03 0.00 0.05 99.90 14:16:01 all 0.13 0.00 0.05 0.00 0.10 99.71 14:16:01 0 0.05 0.00 0.03 0.00 0.07 99.85 14:16:01 1 0.08 0.00 0.03 0.00 0.17 99.72 14:16:01 2 0.17 0.00 0.05 0.00 0.07 99.72 14:16:01 3 0.25 0.00 0.07 0.00 0.08 99.60 14:17:01 all 0.85 0.00 0.44 0.93 0.45 97.32 14:17:01 0 0.85 0.00 0.65 0.38 0.33 97.78 14:17:01 1 0.47 0.00 0.37 1.93 0.68 96.55 14:17:01 2 1.51 0.00 0.54 0.82 0.37 96.77 14:17:01 3 0.58 0.00 0.23 0.57 0.43 98.18 Average: all 1.03 0.00 0.40 0.19 1.52 96.86 Average: 0 0.68 0.00 0.43 0.08 1.81 97.00 Average: 1 0.81 0.00 0.39 0.46 1.56 96.77 Average: 2 1.33 0.00 0.43 0.09 1.30 96.86 Average: 3 1.32 0.00 0.37 0.11 1.40 96.81