---> uname -a: Linux dd908d770832 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% /var/log/sa /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 ---> free -m: total used free shared buff/cache available Mem: 1838 619 75 0 1143 1113 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) 04/20/20 _x86_64_ (4 CPU) 16:03:25 LINUX RESTART 16:04:01 tps rtps wtps bread/s bwrtn/s 16:05:01 42.41 11.35 31.06 2298.54 2412.70 16:06:01 2.88 0.00 2.88 0.00 91.54 16:07:01 0.23 0.00 0.23 0.00 3.73 16:08:01 0.25 0.00 0.25 0.00 3.05 16:09:01 0.23 0.00 0.23 0.00 3.50 16:10:01 0.33 0.00 0.33 0.00 4.33 16:11:01 2.86 2.60 0.27 280.65 3.60 Average: 7.03 1.99 5.04 368.62 360.51 16:04:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:05:01 122964 1759340 93.47 2620 1197772 919320 31.37 448904 1147624 20 16:06:01 129756 1752548 93.11 2620 1197780 892720 30.46 445496 1145700 8 16:07:01 129360 1752944 93.13 2620 1197788 892780 30.46 446764 1144696 12 16:08:01 128916 1753388 93.15 2620 1197788 892912 30.47 447664 1144668 12 16:09:01 129048 1753256 93.14 2620 1197796 892840 30.46 447276 1144668 16 16:10:01 129600 1752704 93.11 2620 1197800 892768 30.46 446776 1144668 12 16:11:01 117720 1764584 93.75 2620 1206256 909572 31.03 449668 1152960 28 Average: 126766 1755538 93.27 2620 1198997 898987 30.67 447507 1146426 15 16:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:05:01 eth0 206.89 127.81 529.85 55.63 0.00 0.00 0.00 16:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 docker0 1.48 1.10 0.32 2.45 0.00 0.00 0.00 16:06:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 eth0 0.75 0.40 0.32 0.03 0.00 0.00 0.00 16:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 eth0 1.60 0.43 0.36 0.18 0.00 0.00 0.00 16:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 eth0 0.67 0.45 0.36 0.27 0.00 0.00 0.00 16:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 eth0 0.22 0.17 0.07 0.04 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 eth0 2.66 1.58 2.52 0.74 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.43 18.71 76.25 8.13 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.21 0.16 0.05 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) 16:03:25 LINUX RESTART 16:04:01 CPU %user %nice %system %iowait %steal %idle 16:05:01 all 4.76 0.00 1.88 0.78 0.01 92.57 16:05:01 0 4.75 0.00 2.56 2.05 0.02 90.62 16:05:01 1 3.75 0.00 1.91 0.35 0.00 93.99 16:05:01 2 5.20 0.00 1.61 0.55 0.00 92.64 16:05:01 3 5.32 0.00 1.43 0.18 0.00 93.07 16:06:01 all 0.08 0.00 0.07 0.00 0.00 99.84 16:06:01 0 0.15 0.00 0.12 0.00 0.00 99.73 16:06:01 1 0.08 0.00 0.03 0.00 0.02 99.87 16:06:01 2 0.05 0.00 0.05 0.00 0.00 99.90 16:06:01 3 0.05 0.00 0.08 0.00 0.00 99.87 16:07:01 all 0.18 0.00 0.06 0.00 0.00 99.76 16:07:01 0 0.53 0.00 0.07 0.00 0.00 99.40 16:07:01 1 0.05 0.00 0.07 0.00 0.00 99.88 16:07:01 2 0.03 0.00 0.07 0.00 0.00 99.90 16:07:01 3 0.07 0.00 0.05 0.00 0.00 99.88 16:08:01 all 0.19 0.00 0.07 0.00 0.00 99.74 16:08:01 0 0.07 0.00 0.03 0.00 0.00 99.90 16:08:01 1 0.57 0.00 0.10 0.00 0.00 99.33 16:08:01 2 0.10 0.00 0.08 0.00 0.02 99.80 16:08:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:09:01 all 0.19 0.00 0.07 0.00 0.00 99.74 16:09:01 0 0.07 0.00 0.07 0.00 0.00 99.87 16:09:01 1 0.27 0.00 0.08 0.00 0.00 99.65 16:09:01 2 0.07 0.00 0.08 0.00 0.00 99.85 16:09:01 3 0.35 0.00 0.05 0.00 0.02 99.58 16:10:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:10:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:10:01 1 0.05 0.00 0.07 0.00 0.00 99.88 16:10:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:10:01 3 0.53 0.00 0.07 0.00 0.00 99.40 16:11:01 all 0.34 0.00 0.09 0.03 0.00 99.54 16:11:01 0 0.25 0.00 0.07 0.00 0.00 99.68 16:11:01 1 0.12 0.00 0.07 0.00 0.02 99.80 16:11:01 2 0.30 0.00 0.17 0.10 0.02 99.42 16:11:01 3 0.68 0.00 0.07 0.00 0.00 99.25 Average: all 0.84 0.00 0.33 0.12 0.00 98.72 Average: 0 0.83 0.00 0.42 0.29 0.00 98.46 Average: 1 0.70 0.00 0.33 0.05 0.00 98.92 Average: 2 0.83 0.00 0.30 0.09 0.00 98.77 Average: 3 1.00 0.00 0.25 0.03 0.00 98.72