---> uname -a: Linux f0c263277f33 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-70 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-70@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 621 66 0 1149 1112 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) 04/20/20 _x86_64_ (4 CPU) 17:53:33 LINUX RESTART 17:54:01 tps rtps wtps bread/s bwrtn/s 17:55:01 54.73 14.95 39.78 2781.36 3671.84 17:56:01 3.85 0.00 3.85 0.00 122.75 17:57:01 0.37 0.00 0.37 0.00 4.58 17:58:01 0.35 0.00 0.35 0.00 5.53 17:59:01 0.27 0.00 0.27 0.00 4.93 18:00:02 0.40 0.00 0.40 0.00 6.68 18:01:01 103.50 68.95 34.55 4007.99 16395.16 Average: 23.17 11.85 11.31 963.01 2856.05 17:54:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:55:01 99400 1782904 94.72 2620 1220044 934292 31.88 455524 1162432 116 17:56:01 108968 1773336 94.21 2620 1220060 894556 30.52 449368 1162212 8 17:57:01 108936 1773368 94.21 2620 1220068 894552 30.52 449368 1162208 8 17:58:01 107332 1774972 94.30 2620 1220068 894828 30.53 450596 1162208 12 17:59:01 108060 1774244 94.26 2620 1220076 894804 30.53 450396 1162208 8 18:00:02 108776 1773528 94.22 2620 1220080 894708 30.53 450052 1162208 8 18:01:01 106488 1775816 94.34 2620 1154268 1109204 37.85 465468 1129948 21884 Average: 106851 1775453 94.32 2620 1210666 930992 31.76 452967 1157632 3149 17:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:55:01 eth0 422.50 229.53 995.08 85.43 0.00 0.00 0.00 17:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 docker0 1.12 0.92 0.29 2.42 0.00 0.00 0.00 17:56:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 eth0 0.63 0.08 0.04 0.01 0.00 0.00 0.00 17:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:01 eth0 1.08 0.43 0.32 0.20 0.00 0.00 0.00 17:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 eth0 0.48 0.32 0.27 0.20 0.00 0.00 0.00 17:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:02 eth0 0.32 0.23 0.15 0.07 0.00 0.00 0.00 18:00:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 eth0 97.02 78.45 2367.08 10.15 0.00 0.00 0.00 18:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 74.57 44.10 476.08 13.74 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.16 0.13 0.04 0.35 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) 04/20/20 _x86_64_ (4 CPU) 17:53:33 LINUX RESTART 17:54:01 CPU %user %nice %system %iowait %steal %idle 17:55:01 all 10.67 0.00 3.31 1.52 0.01 84.50 17:55:01 0 10.96 0.00 3.70 1.06 0.02 84.27 17:55:01 1 10.52 0.00 3.11 1.86 0.00 84.52 17:55:01 2 10.44 0.00 3.33 0.50 0.00 85.72 17:55:01 3 10.74 0.00 3.11 2.65 0.02 83.48 17:56:01 all 0.18 0.00 0.07 0.00 0.00 99.75 17:56:01 0 0.07 0.00 0.08 0.00 0.00 99.85 17:56:01 1 0.07 0.00 0.08 0.00 0.00 99.85 17:56:01 2 0.35 0.00 0.10 0.00 0.02 99.53 17:56:01 3 0.25 0.00 0.05 0.00 0.00 99.70 17:57:01 all 0.18 0.00 0.06 0.00 0.00 99.76 17:57:01 0 0.05 0.00 0.07 0.00 0.00 99.88 17:57:01 1 0.07 0.00 0.07 0.00 0.00 99.87 17:57:01 2 0.08 0.00 0.05 0.00 0.00 99.87 17:57:01 3 0.53 0.00 0.03 0.00 0.00 99.43 17:58:01 all 0.18 0.00 0.06 0.00 0.00 99.76 17:58:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:58:01 1 0.05 0.00 0.05 0.00 0.02 99.88 17:58:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:58:01 3 0.57 0.00 0.07 0.00 0.00 99.37 17:59:01 all 0.18 0.00 0.06 0.00 0.00 99.76 17:59:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:59:01 1 0.28 0.00 0.05 0.00 0.00 99.67 17:59:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:59:01 3 0.35 0.00 0.07 0.00 0.00 99.58 18:00:02 all 0.18 0.00 0.05 0.00 0.00 99.77 18:00:02 0 0.02 0.00 0.02 0.00 0.00 99.97 18:00:02 1 0.55 0.00 0.08 0.00 0.00 99.37 18:00:02 2 0.08 0.00 0.05 0.00 0.00 99.87 18:00:02 3 0.05 0.00 0.07 0.00 0.00 99.88 18:01:01 all 4.43 0.00 2.32 1.77 0.01 91.48 18:01:01 0 4.38 0.00 2.06 0.24 0.00 93.33 18:01:01 1 4.45 0.00 2.51 2.48 0.00 90.55 18:01:01 2 4.34 0.00 2.33 1.89 0.02 91.43 18:01:01 3 4.56 0.00 2.37 2.43 0.00 90.64 Average: all 2.27 0.00 0.84 0.46 0.00 96.42 Average: 0 2.21 0.00 0.85 0.18 0.00 96.75 Average: 1 2.27 0.00 0.85 0.61 0.00 96.26 Average: 2 2.19 0.00 0.85 0.34 0.00 96.61 Average: 3 2.42 0.00 0.82 0.72 0.00 96.04