---> uname -a: Linux 16db2e5b3dbb 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@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master ---> free -m: total used free shared buff/cache available Mem: 1838 755 84 0 998 1014 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) 03/26/20 _x86_64_ (4 CPU) 22:48:05 LINUX RESTART 22:49:02 tps rtps wtps bread/s bwrtn/s 22:50:01 11.31 1.54 9.77 73.39 2752.39 22:51:01 2.46 0.00 2.46 0.00 86.23 22:52:01 0.37 0.00 0.37 0.00 5.96 22:53:01 0.30 0.00 0.30 0.00 3.61 22:54:01 0.22 0.00 0.22 0.00 2.75 22:55:01 0.33 0.00 0.33 0.00 5.26 22:56:01 253.65 127.59 126.06 4820.45 40691.33 22:57:01 223.22 83.72 139.50 5407.56 37933.68 Average: 61.67 26.70 34.97 1291.68 10213.21 22:49:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:50:01 110432 1771872 94.13 2620 1213460 942836 32.17 449176 1164008 16 22:51:01 118392 1763912 93.71 2620 1213464 901868 30.77 443508 1163232 20 22:52:01 117516 1764788 93.76 2620 1213472 902060 30.78 444608 1163236 8 22:53:01 118360 1763944 93.71 2620 1213472 901868 30.77 443608 1163232 8 22:54:01 117836 1764468 93.74 2620 1213476 902000 30.78 444272 1163232 8 22:55:01 117940 1764364 93.73 2620 1213488 902164 30.78 444444 1163228 12 22:56:01 80216 1802088 95.74 2620 1158100 1118604 38.17 560284 1030708 105368 22:57:01 132572 1749732 92.96 2416 1019904 957960 32.69 590672 873160 54292 Average: 114158 1768146 93.94 2595 1182355 941170 32.11 477572 1110505 19967 22:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:50:01 eth0 21.48 17.03 17.85 20.74 0.00 0.00 0.00 22:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 docker0 1.25 0.98 0.27 1.92 0.00 0.00 0.00 22:51:01 eth0 0.27 0.13 0.02 0.01 0.00 0.00 0.00 22:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:01 eth0 1.18 0.42 0.31 0.20 0.00 0.00 0.00 22:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 eth0 0.48 0.05 0.05 0.00 0.00 0.00 0.00 22:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 eth0 0.73 0.40 0.40 0.26 0.00 0.00 0.00 22:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 eth0 0.78 0.48 0.30 0.21 0.00 0.00 0.00 22:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 eth0 274.47 227.62 6716.02 30.19 0.00 0.00 0.00 22:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 docker0 16.73 13.58 1.92 42.15 0.00 0.00 0.00 22:57:01 eth0 209.44 168.25 2638.23 82.23 0.00 0.00 0.00 22:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 veth8f61a42 0.00 0.03 0.00 0.00 0.00 0.00 0.00 22:57:01 docker0 48.14 48.83 3.95 294.60 0.00 0.00 0.00 Average: eth0 63.78 51.94 1176.22 16.73 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8f61a42 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.03 6.10 0.49 36.89 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) 03/26/20 _x86_64_ (4 CPU) 22:48:05 LINUX RESTART 22:49:02 CPU %user %nice %system %iowait %steal %idle 22:50:01 all 1.12 0.00 0.60 0.02 0.23 98.03 22:50:01 0 0.95 0.00 0.70 0.02 0.25 98.08 22:50:01 1 1.09 0.00 0.53 0.02 0.20 98.16 22:50:01 2 1.33 0.00 0.56 0.00 0.22 97.89 22:50:01 3 1.10 0.00 0.59 0.03 0.24 98.03 22:51:01 all 0.13 0.00 0.06 0.00 0.10 99.71 22:51:01 0 0.03 0.00 0.05 0.00 0.12 99.80 22:51:01 1 0.07 0.00 0.05 0.00 0.07 99.82 22:51:01 2 0.38 0.00 0.07 0.00 0.07 99.48 22:51:01 3 0.05 0.00 0.05 0.00 0.17 99.73 22:52:01 all 0.16 0.00 0.05 0.00 0.11 99.68 22:52:01 0 0.05 0.00 0.05 0.00 0.20 99.70 22:52:01 1 0.05 0.00 0.07 0.00 0.07 99.82 22:52:01 2 0.48 0.00 0.07 0.00 0.13 99.32 22:52:01 3 0.05 0.00 0.03 0.00 0.03 99.88 22:53:01 all 0.11 0.00 0.03 0.00 0.08 99.78 22:53:01 0 0.03 0.00 0.03 0.00 0.13 99.80 22:53:01 1 0.07 0.00 0.05 0.00 0.10 99.78 22:53:01 2 0.25 0.00 0.05 0.00 0.03 99.67 22:53:01 3 0.08 0.00 0.03 0.00 0.03 99.85 22:54:01 all 0.16 0.00 0.04 0.00 0.18 99.62 22:54:01 0 0.10 0.00 0.05 0.00 0.25 99.60 22:54:01 1 0.05 0.00 0.03 0.00 0.27 99.65 22:54:01 2 0.03 0.00 0.00 0.00 0.08 99.88 22:54:01 3 0.47 0.00 0.02 0.00 0.13 99.38 22:55:01 all 0.16 0.00 0.04 0.00 0.02 99.79 22:55:01 0 0.03 0.00 0.05 0.00 0.02 99.90 22:55:01 1 0.07 0.00 0.05 0.00 0.02 99.87 22:55:01 2 0.07 0.00 0.07 0.00 0.02 99.85 22:55:01 3 0.45 0.00 0.03 0.00 0.02 99.50 22:56:01 all 11.96 0.00 7.63 2.96 0.89 76.57 22:56:01 0 12.00 0.00 7.82 2.88 0.97 76.33 22:56:01 1 11.97 0.00 7.03 3.09 0.80 77.12 22:56:01 2 11.76 0.00 7.80 3.30 0.85 76.29 22:56:01 3 12.09 0.00 7.86 2.58 0.90 76.57 22:57:01 all 13.18 0.00 8.53 3.37 0.98 73.94 22:57:01 0 11.37 0.00 8.62 3.79 0.99 75.23 22:57:01 1 12.63 0.00 7.76 4.39 0.96 74.27 22:57:01 2 17.07 0.00 8.92 2.49 1.02 70.49 22:57:01 3 11.65 0.00 8.81 2.83 0.96 75.75 Average: all 3.32 0.00 2.09 0.78 0.32 93.48 Average: 0 3.02 0.00 2.14 0.82 0.36 93.65 Average: 1 3.21 0.00 1.92 0.92 0.31 93.64 Average: 2 3.87 0.00 2.16 0.71 0.30 92.95 Average: 3 3.19 0.00 2.14 0.67 0.31 93.69