---> uname -a: Linux 391e70f76c1e 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-365 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-365@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 649 83 0 1105 1084 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) 05/11/20 _x86_64_ (4 CPU) 22:01:09 LINUX RESTART 22:02:01 tps rtps wtps bread/s bwrtn/s 22:03:01 17.13 2.08 15.05 104.96 2757.21 22:04:01 2.33 0.00 2.33 0.00 83.68 22:05:01 0.38 0.00 0.38 0.00 4.58 22:06:01 0.65 0.00 0.65 0.00 8.01 22:07:01 0.33 0.00 0.33 0.00 4.60 22:08:01 0.98 0.65 0.33 140.02 4.96 Average: 3.64 0.46 3.18 40.83 477.26 22:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:03:01 177860 1704444 90.55 2620 1138588 935296 31.91 447360 1094924 20 22:04:01 185244 1697060 90.16 2620 1138592 901728 30.77 445380 1090844 8 22:05:01 182216 1700088 90.32 2620 1138604 902072 30.78 452068 1087656 8 22:06:01 183048 1699256 90.28 2620 1138604 901856 30.77 450892 1087656 8 22:07:01 182988 1699316 90.28 2620 1138612 902008 30.78 451276 1087656 20 22:08:01 167000 1715304 91.13 2620 1142972 906916 30.94 457500 1091612 12 Average: 179726 1702578 90.45 2620 1139329 908313 30.99 450746 1090058 13 22:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:03:01 eth0 191.08 174.41 337.00 330.34 0.00 0.00 0.00 22:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:03:01 docker0 101.18 71.56 8.87 302.04 0.00 0.00 0.00 22:04:01 eth0 1.48 0.08 0.12 0.01 0.00 0.00 0.00 22:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:05:01 eth0 0.82 0.57 0.53 0.39 0.00 0.00 0.00 22:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 22:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 22:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 eth0 2.65 1.80 3.15 0.76 0.00 0.00 0.00 22:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 32.72 29.51 56.82 55.27 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.87 11.93 1.48 50.35 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) 05/11/20 _x86_64_ (4 CPU) 22:01:09 LINUX RESTART 22:02:01 CPU %user %nice %system %iowait %steal %idle 22:03:01 all 3.04 0.00 0.99 0.14 0.01 95.82 22:03:01 0 2.83 0.00 1.07 0.00 0.00 96.10 22:03:01 1 2.17 0.00 0.84 0.02 0.00 96.98 22:03:01 2 3.64 0.00 0.94 0.18 0.00 95.24 22:03:01 3 3.54 0.00 1.10 0.33 0.03 94.99 22:04:01 all 0.20 0.00 0.08 0.00 0.00 99.72 22:04:01 0 0.05 0.00 0.07 0.00 0.00 99.88 22:04:01 1 0.35 0.00 0.10 0.00 0.00 99.55 22:04:01 2 0.30 0.00 0.10 0.00 0.00 99.60 22:04:01 3 0.07 0.00 0.03 0.00 0.00 99.90 22:05:01 all 0.09 0.00 0.06 0.00 0.00 99.85 22:05:01 0 0.05 0.00 0.03 0.00 0.00 99.92 22:05:01 1 0.10 0.00 0.05 0.00 0.00 99.85 22:05:01 2 0.12 0.00 0.05 0.00 0.00 99.83 22:05:01 3 0.08 0.00 0.08 0.00 0.00 99.83 22:06:01 all 0.15 0.00 0.05 0.00 0.00 99.80 22:06:01 0 0.07 0.00 0.05 0.00 0.00 99.88 22:06:01 1 0.10 0.00 0.07 0.00 0.00 99.83 22:06:01 2 0.37 0.00 0.05 0.00 0.00 99.58 22:06:01 3 0.07 0.00 0.05 0.00 0.00 99.88 22:07:01 all 0.18 0.00 0.05 0.00 0.00 99.77 22:07:01 0 0.03 0.00 0.05 0.00 0.02 99.90 22:07:01 1 0.08 0.00 0.08 0.00 0.00 99.83 22:07:01 2 0.55 0.00 0.03 0.00 0.00 99.42 22:07:01 3 0.05 0.00 0.05 0.00 0.00 99.90 22:08:01 all 0.36 0.00 0.22 0.01 0.00 99.41 22:08:01 0 0.32 0.00 0.28 0.02 0.00 99.38 22:08:01 1 0.17 0.00 0.18 0.00 0.00 99.65 22:08:01 2 0.77 0.00 0.23 0.02 0.00 98.98 22:08:01 3 0.22 0.00 0.15 0.02 0.00 99.62 Average: all 0.67 0.00 0.24 0.02 0.00 99.07 Average: 0 0.56 0.00 0.26 0.00 0.00 99.18 Average: 1 0.49 0.00 0.22 0.00 0.00 99.28 Average: 2 0.96 0.00 0.23 0.03 0.00 98.78 Average: 3 0.67 0.00 0.24 0.06 0.01 99.02