---> uname -a: Linux 56927d002de2 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 7.5G 42.5G 15% / 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 719 86 0 1031 1050 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 16: eth0@if17: 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) 04/10/20 _x86_64_ (4 CPU) 00:30:14 LINUX RESTART 00:31:02 tps rtps wtps bread/s bwrtn/s 00:32:01 17.43 2.52 14.91 611.51 1939.76 00:33:01 2.57 0.00 2.57 0.00 80.48 00:34:01 0.65 0.00 0.65 0.00 8.36 00:35:01 0.22 0.00 0.22 0.00 2.90 00:36:01 0.28 0.00 0.28 0.00 4.31 00:37:01 201.41 119.57 81.84 4454.01 26251.51 00:38:01 175.94 28.93 147.01 1711.66 35566.71 Average: 57.20 21.69 35.51 972.12 9167.29 00:31:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:32:01 111584 1770720 94.07 2620 1237572 945816 32.27 427396 1184756 12 00:33:01 119032 1763272 93.68 2620 1237584 905112 30.88 420956 1184456 8 00:34:01 118636 1763668 93.70 2620 1237588 905308 30.89 422088 1184452 8 00:35:01 117696 1764608 93.75 2620 1237588 905368 30.89 422548 1184452 12 00:36:01 118704 1763600 93.69 2620 1237596 905200 30.88 421556 1184452 16 00:37:01 145284 1737020 92.28 2620 1150660 1067252 36.41 462232 1085752 64680 00:38:01 245592 1636712 86.95 2620 945064 1043812 35.61 528176 833112 112 Average: 139504 1742800 92.59 2620 1183379 953981 32.55 443565 1120205 9264 00:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:32:01 eth0 45.36 36.58 332.12 26.76 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 docker0 1.54 1.35 0.30 2.36 0.00 0.00 0.00 00:33:01 eth0 0.58 0.07 0.06 0.01 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 eth0 3.45 1.80 3.47 0.27 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 eth0 0.53 0.33 0.27 0.23 0.00 0.00 0.00 00:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 eth0 0.22 0.20 0.08 0.07 0.00 0.00 0.00 00:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 eth0 161.72 124.11 3552.31 20.52 0.00 0.00 0.00 00:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:01 veth4ac2ff2 0.00 0.10 0.00 0.01 0.00 0.00 0.00 00:37:01 docker0 18.47 15.56 2.19 44.03 0.00 0.00 0.00 00:38:01 veth984c67e 1.83 1.33 0.30 0.26 0.00 0.00 0.00 00:38:01 eth0 763.40 526.63 8059.59 185.15 0.00 0.00 0.00 00:38:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 00:38:01 docker0 61.57 90.98 3.47 254.17 0.00 0.00 0.00 Average: veth984c67e 0.26 0.19 0.04 0.04 0.00 0.00 0.00 Average: eth0 109.64 75.63 1157.48 26.59 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.50 15.30 0.81 42.83 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) 04/10/20 _x86_64_ (4 CPU) 00:30:14 LINUX RESTART 00:31:02 CPU %user %nice %system %iowait %steal %idle 00:32:01 all 2.68 0.00 1.54 0.06 1.08 94.65 00:32:01 0 2.95 0.00 1.24 0.09 0.95 94.77 00:32:01 1 3.01 0.00 1.58 0.05 1.09 94.27 00:32:01 2 2.20 0.00 1.51 0.02 1.15 95.12 00:32:01 3 2.55 0.00 1.80 0.07 1.14 94.44 00:33:01 all 0.18 0.00 0.09 0.00 0.14 99.59 00:33:01 0 0.07 0.00 0.10 0.00 0.15 99.68 00:33:01 1 0.53 0.00 0.07 0.00 0.12 99.29 00:33:01 2 0.07 0.00 0.08 0.00 0.19 99.66 00:33:01 3 0.05 0.00 0.08 0.00 0.12 99.75 00:34:01 all 0.17 0.00 0.05 0.00 0.18 99.60 00:34:01 0 0.07 0.00 0.08 0.00 0.28 99.57 00:34:01 1 0.17 0.00 0.03 0.00 0.12 99.68 00:34:01 2 0.35 0.00 0.03 0.00 0.17 99.45 00:34:01 3 0.10 0.00 0.07 0.00 0.15 99.68 00:35:01 all 0.12 0.00 0.04 0.00 0.31 99.53 00:35:01 0 0.03 0.00 0.03 0.00 0.35 99.58 00:35:01 1 0.07 0.00 0.05 0.00 0.25 99.63 00:35:01 2 0.10 0.00 0.07 0.00 0.37 99.47 00:35:01 3 0.27 0.00 0.03 0.00 0.28 99.42 00:36:01 all 0.13 0.00 0.09 0.00 0.20 99.58 00:36:01 0 0.32 0.00 0.08 0.00 0.42 99.18 00:36:01 1 0.05 0.00 0.10 0.00 0.08 99.77 00:36:01 2 0.05 0.00 0.08 0.00 0.22 99.65 00:36:01 3 0.12 0.00 0.07 0.00 0.08 99.73 00:37:01 all 7.29 0.00 4.67 2.01 3.99 82.05 00:37:01 0 7.66 0.00 4.95 1.76 3.93 81.71 00:37:01 1 7.58 0.00 4.38 3.04 3.92 81.08 00:37:01 2 7.43 0.00 4.70 1.25 4.08 82.55 00:37:01 3 6.51 0.00 4.65 1.96 4.01 82.87 00:38:01 all 11.59 0.00 7.69 1.40 8.79 70.53 00:38:01 0 10.40 0.00 7.48 1.16 8.69 72.28 00:38:01 1 14.65 0.00 6.68 1.92 9.49 67.26 00:38:01 2 9.19 0.00 8.81 1.00 8.21 72.79 00:38:01 3 12.06 0.00 7.79 1.52 8.75 69.88 Average: all 3.17 0.00 2.03 0.49 2.10 92.21 Average: 0 3.06 0.00 1.99 0.43 2.11 92.41 Average: 1 3.75 0.00 1.86 0.72 2.18 91.49 Average: 2 2.77 0.00 2.18 0.32 2.05 92.68 Average: 3 3.09 0.00 2.07 0.51 2.08 92.25