---> uname -a: Linux 7695320b313a 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-30 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-30@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 589 68 0 1180 1144 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) 01/15/20 _x86_64_ (4 CPU) 16:23:38 LINUX RESTART 16:24:01 tps rtps wtps bread/s bwrtn/s 16:25:02 98.79 40.74 58.04 4870.66 22422.25 16:26:01 9.28 0.08 9.20 2.70 1760.51 16:27:01 2.21 0.00 2.21 0.00 72.59 16:28:01 0.23 0.00 0.23 0.00 2.70 16:29:01 0.23 0.00 0.23 0.00 3.35 16:30:01 0.38 0.00 0.38 0.00 5.06 16:31:01 1.58 1.35 0.23 78.87 2.99 Average: 16.15 6.05 10.10 710.56 3477.83 16:24:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:25:02 108348 1773956 94.24 2620 1243584 983432 33.55 431820 1183912 47516 16:26:01 119892 1762412 93.63 2620 1243616 898212 30.65 421208 1183704 8 16:27:01 119392 1762912 93.66 2620 1243624 898460 30.65 422404 1183692 16 16:28:01 116936 1765368 93.79 2620 1243624 898776 30.67 423960 1183660 8 16:29:01 120036 1762268 93.62 2620 1243632 898344 30.65 421560 1183660 8 16:30:01 119980 1762324 93.63 2620 1243692 898424 30.65 422220 1183672 20 16:31:01 107468 1774836 94.29 2620 1246036 902724 30.80 427408 1184792 44 Average: 116007 1766297 93.84 2620 1243973 911196 31.09 424369 1183870 6803 16:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:25:02 eth0 197.51 159.31 966.53 81.04 0.00 0.00 0.00 16:25:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:02 docker0 1.01 0.91 0.16 1.14 0.00 0.00 0.00 16:26:01 eth0 0.79 0.08 0.06 0.03 0.00 0.00 0.00 16:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 eth0 0.88 0.45 0.30 0.18 0.00 0.00 0.00 16:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 eth0 3.35 1.25 3.93 0.30 0.00 0.00 0.00 16:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:29:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 eth0 0.20 0.15 0.08 0.07 0.00 0.00 0.00 16:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:31:01 eth0 3.57 2.58 3.78 1.21 0.00 0.00 0.00 16:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 29.61 23.52 139.85 11.88 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.15 0.13 0.02 0.16 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) 01/15/20 _x86_64_ (4 CPU) 16:23:38 LINUX RESTART 16:24:01 CPU %user %nice %system %iowait %steal %idle 16:25:02 all 12.54 0.00 7.11 4.99 15.73 59.63 16:25:02 0 12.47 0.00 8.78 3.07 16.20 59.48 16:25:02 1 11.88 0.00 6.64 7.23 16.14 58.10 16:25:02 2 14.87 0.00 6.89 4.47 15.13 58.64 16:25:02 3 11.04 0.00 6.13 5.08 15.47 62.28 16:26:01 all 0.12 0.00 0.12 0.00 0.45 99.31 16:26:01 0 0.08 0.00 0.19 0.00 0.37 99.36 16:26:01 1 0.05 0.00 0.10 0.00 0.44 99.41 16:26:01 2 0.12 0.00 0.12 0.00 0.59 99.17 16:26:01 3 0.24 0.00 0.10 0.00 0.37 99.29 16:27:01 all 0.13 0.00 0.04 0.00 0.32 99.50 16:27:01 0 0.03 0.00 0.02 0.00 0.13 99.82 16:27:01 1 0.07 0.00 0.05 0.00 0.48 99.40 16:27:01 2 0.37 0.00 0.05 0.00 0.53 99.05 16:27:01 3 0.05 0.00 0.05 0.00 0.17 99.73 16:28:01 all 0.18 0.00 0.04 0.00 0.39 99.39 16:28:01 0 0.20 0.00 0.05 0.00 0.42 99.33 16:28:01 1 0.07 0.00 0.03 0.00 0.50 99.40 16:28:01 2 0.42 0.00 0.07 0.00 0.38 99.13 16:28:01 3 0.03 0.00 0.02 0.00 0.25 99.70 16:29:01 all 0.13 0.00 0.05 0.00 0.07 99.75 16:29:01 0 0.05 0.00 0.02 0.00 0.02 99.92 16:29:01 1 0.08 0.00 0.05 0.00 0.10 99.77 16:29:01 2 0.40 0.00 0.07 0.00 0.15 99.38 16:29:01 3 0.02 0.00 0.05 0.00 0.02 99.92 16:30:01 all 0.12 0.00 0.04 0.00 0.10 99.75 16:30:01 0 0.00 0.00 0.02 0.00 0.03 99.95 16:30:01 1 0.03 0.00 0.03 0.00 0.08 99.85 16:30:01 2 0.37 0.00 0.05 0.00 0.20 99.38 16:30:01 3 0.03 0.00 0.03 0.00 0.05 99.88 16:31:01 all 0.36 0.00 0.31 0.02 1.59 97.73 16:31:01 0 0.28 0.00 0.30 0.03 1.62 97.77 16:31:01 1 0.30 0.00 0.25 0.02 1.49 97.95 16:31:01 2 0.66 0.00 0.38 0.00 1.95 97.01 16:31:01 3 0.20 0.00 0.30 0.02 1.29 98.19 Average: all 1.94 0.00 1.10 0.72 2.67 93.57 Average: 0 1.85 0.00 1.32 0.44 2.66 93.72 Average: 1 1.81 0.00 1.04 1.05 2.79 93.30 Average: 2 2.43 0.00 1.08 0.63 2.68 93.18 Average: 3 1.68 0.00 0.97 0.74 2.55 94.06