---> uname -a: Linux 9b0ebae38ca5 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/ndry_app-functions-sdk-go_PR-366 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-366@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 646 72 0 1119 1087 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) 05/12/20 _x86_64_ (4 CPU) 21:10:30 LINUX RESTART 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:02 49.45 11.53 37.92 2468.97 4563.37 21:13:01 2.27 0.00 2.27 0.00 82.74 21:14:01 1.75 1.53 0.22 84.73 3.75 21:15:01 0.28 0.00 0.28 0.00 3.51 21:16:01 0.27 0.00 0.27 0.00 4.18 21:17:01 0.40 0.00 0.40 0.00 6.51 Average: 9.09 2.18 6.91 426.98 779.61 21:11:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:02 170304 1712000 90.95 2620 1156380 964528 32.91 459896 1089156 16 21:13:01 178536 1703768 90.52 2620 1156472 901696 30.77 458112 1084636 28 21:14:01 175248 1707056 90.69 2620 1158972 901928 30.77 461636 1084676 8 21:15:01 172564 1709740 90.83 2620 1158976 901976 30.77 465408 1083396 16 21:16:01 173752 1708552 90.77 2620 1158980 901820 30.77 465500 1082332 8 21:17:01 173584 1708720 90.78 2620 1158988 901796 30.77 465396 1082332 16 Average: 173998 1708306 90.76 2620 1158128 912291 31.13 462658 1084421 15 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:12:02 eth0 511.68 416.13 1258.92 392.01 0.00 0.00 0.00 21:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:02 docker0 117.04 75.95 9.36 301.39 0.00 0.00 0.00 21:13:01 eth0 0.73 0.08 0.06 0.01 0.00 0.00 0.00 21:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:14:01 eth0 0.85 0.38 0.30 0.20 0.00 0.00 0.00 21:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:15:01 eth0 0.48 0.37 0.37 0.20 0.00 0.00 0.00 21:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 21:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 eth0 0.20 0.17 0.07 0.01 0.00 0.00 0.00 21:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 85.97 69.77 210.65 65.63 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 19.57 12.70 1.57 50.39 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) 05/12/20 _x86_64_ (4 CPU) 21:10:30 LINUX RESTART 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:02 all 9.01 0.00 3.55 1.28 0.02 86.15 21:12:02 0 8.39 0.00 4.57 3.30 0.00 83.74 21:12:02 1 9.29 0.00 3.61 0.24 0.00 86.87 21:12:02 2 10.05 0.00 2.93 0.10 0.00 86.92 21:12:02 3 8.34 0.00 3.08 1.46 0.02 87.11 21:13:01 all 0.19 0.00 0.09 0.00 0.00 99.71 21:13:01 0 0.53 0.00 0.07 0.00 0.00 99.41 21:13:01 1 0.08 0.00 0.15 0.00 0.00 99.76 21:13:01 2 0.08 0.00 0.10 0.00 0.02 99.80 21:13:01 3 0.08 0.00 0.07 0.00 0.00 99.85 21:14:01 all 0.21 0.00 0.06 0.00 0.00 99.73 21:14:01 0 0.55 0.00 0.05 0.02 0.02 99.37 21:14:01 1 0.10 0.00 0.05 0.00 0.02 99.83 21:14:01 2 0.12 0.00 0.08 0.00 0.00 99.80 21:14:01 3 0.08 0.00 0.03 0.00 0.00 99.88 21:15:01 all 0.19 0.00 0.07 0.00 0.00 99.74 21:15:01 0 0.53 0.00 0.03 0.00 0.00 99.43 21:15:01 1 0.07 0.00 0.07 0.00 0.00 99.87 21:15:01 2 0.10 0.00 0.12 0.00 0.00 99.78 21:15:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:16:01 all 0.20 0.00 0.08 0.00 0.00 99.72 21:16:01 0 0.25 0.00 0.03 0.00 0.00 99.72 21:16:01 1 0.30 0.00 0.03 0.00 0.00 99.67 21:16:01 2 0.13 0.00 0.20 0.00 0.00 99.67 21:16:01 3 0.10 0.00 0.05 0.00 0.00 99.85 21:17:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:17:01 0 0.03 0.00 0.05 0.00 0.00 99.92 21:17:01 1 0.55 0.00 0.03 0.00 0.00 99.42 21:17:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:17:01 3 0.05 0.00 0.07 0.00 0.00 99.88 Average: all 1.66 0.00 0.65 0.21 0.00 97.48 Average: 0 1.71 0.00 0.80 0.55 0.00 96.95 Average: 1 1.73 0.00 0.66 0.04 0.00 97.58 Average: 2 1.75 0.00 0.58 0.02 0.00 97.65 Average: 3 1.45 0.00 0.56 0.24 0.00 97.75