---> uname -a: Linux 8c29a0681c12 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-60@tmp /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-60 ---> free -m: total used free shared buff/cache available Mem: 1838 595 74 0 1168 1138 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) 03/26/20 _x86_64_ (4 CPU) 04:48:56 LINUX RESTART 04:50:02 tps rtps wtps bread/s bwrtn/s 04:51:02 69.12 42.31 26.81 4597.67 1769.85 04:52:01 16.74 2.54 14.21 456.89 1895.92 04:53:01 2.23 0.00 2.23 0.00 75.20 04:54:01 0.28 0.00 0.28 0.00 4.38 04:55:01 0.32 0.00 0.32 0.00 4.16 04:56:01 1.60 1.28 0.32 76.70 3.65 Average: 14.93 7.63 7.30 848.08 619.66 04:50:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:51:02 74800 1807504 96.03 2620 1291272 1115152 38.05 397172 1261104 24032 04:52:01 108092 1774212 94.26 2620 1247692 1000868 34.15 425844 1189928 8 04:53:01 119100 1763204 93.67 2620 1247696 944748 32.23 418452 1187808 12 04:54:01 122100 1760204 93.51 2620 1247704 903944 30.84 429500 1174596 8 04:55:01 123956 1758348 93.41 2620 1247708 903692 30.83 428164 1174596 8 04:56:01 108444 1773860 94.24 2620 1250048 917948 31.32 435184 1175520 48 Average: 109415 1772889 94.19 2620 1255353 964392 32.90 422386 1193925 4019 04:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:51:02 eth0 184.00 149.60 972.81 57.49 0.00 0.00 0.00 04:51:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 eth0 25.69 22.37 28.11 24.16 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 docker0 1.51 1.17 0.29 2.01 0.00 0.00 0.00 04:53:01 eth0 2.08 0.38 0.41 0.23 0.00 0.00 0.00 04:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 eth0 1.12 0.83 0.78 0.59 0.00 0.00 0.00 04:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 04:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 eth0 4.56 2.81 4.25 1.48 0.00 0.00 0.00 04:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 35.97 29.10 166.34 13.87 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.25 0.19 0.05 0.33 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) 04:48:56 LINUX RESTART 04:50:02 CPU %user %nice %system %iowait %steal %idle 04:51:02 all 15.37 0.00 7.34 5.34 40.40 31.56 04:51:02 0 14.11 0.00 7.23 5.44 42.75 30.48 04:51:02 1 14.73 0.00 7.52 7.12 39.41 31.23 04:51:02 2 17.62 0.00 7.14 5.49 38.72 31.03 04:51:02 3 15.08 0.00 7.48 3.29 40.66 33.48 04:52:01 all 2.38 0.00 2.15 0.10 7.55 87.82 04:52:01 0 2.93 0.00 1.50 0.05 8.12 87.41 04:52:01 1 2.09 0.00 2.17 0.13 7.51 88.11 04:52:01 2 2.25 0.00 2.51 0.11 7.04 88.08 04:52:01 3 2.27 0.00 2.38 0.10 7.52 87.74 04:53:01 all 0.10 0.00 0.07 0.00 0.72 99.10 04:53:01 0 0.03 0.00 0.05 0.00 0.91 99.01 04:53:01 1 0.08 0.00 0.10 0.00 0.71 99.11 04:53:01 2 0.27 0.00 0.08 0.00 0.68 98.97 04:53:01 3 0.03 0.00 0.05 0.00 0.56 99.35 04:54:01 all 0.14 0.00 0.06 0.00 0.25 99.55 04:54:01 0 0.07 0.00 0.05 0.00 0.56 99.32 04:54:01 1 0.10 0.00 0.12 0.00 0.23 99.55 04:54:01 2 0.30 0.00 0.05 0.00 0.15 99.50 04:54:01 3 0.07 0.00 0.03 0.00 0.07 99.83 04:55:01 all 0.10 0.00 0.04 0.00 0.12 99.74 04:55:01 0 0.05 0.00 0.07 0.00 0.25 99.63 04:55:01 1 0.05 0.00 0.03 0.00 0.10 99.82 04:55:01 2 0.28 0.00 0.05 0.00 0.10 99.57 04:55:01 3 0.03 0.00 0.03 0.00 0.03 99.90 04:56:01 all 0.34 0.00 0.25 0.02 0.64 98.75 04:56:01 0 0.30 0.00 0.27 0.00 0.40 99.03 04:56:01 1 0.20 0.00 0.30 0.03 0.75 98.72 04:56:01 2 0.38 0.00 0.13 0.02 0.48 98.98 04:56:01 3 0.48 0.00 0.30 0.02 0.91 98.29 Average: all 3.20 0.00 1.71 0.95 8.60 85.54 Average: 0 3.04 0.00 1.59 0.96 9.20 85.21 Average: 1 3.04 0.00 1.79 1.29 8.55 85.34 Average: 2 3.60 0.00 1.70 0.96 8.04 85.70 Average: 3 3.11 0.00 1.77 0.59 8.61 85.91