---> uname -a: Linux ab0078ad5a08 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-309 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-309@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 652 67 0 1117 1079 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) 04/08/20 _x86_64_ (4 CPU) 18:23:11 LINUX RESTART 18:24:01 tps rtps wtps bread/s bwrtn/s 18:25:01 44.86 10.72 34.14 2400.13 2946.77 18:26:01 5.41 0.00 5.41 0.00 722.64 18:27:01 0.98 0.00 0.98 0.00 15.11 18:28:02 0.62 0.00 0.62 0.00 8.05 18:29:01 0.58 0.00 0.58 0.00 6.33 18:30:01 0.48 0.00 0.48 0.00 6.99 18:31:01 0.30 0.02 0.28 0.13 3.46 Average: 7.63 1.54 6.09 344.10 531.61 18:24:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:25:01 188608 1693696 89.98 2620 1132936 982180 33.51 479448 1055620 18084 18:26:01 198228 1684076 89.47 2620 1132944 901576 30.76 478144 1052260 8 18:27:01 199252 1683052 89.41 2620 1132952 901392 30.76 477040 1052260 24 18:28:02 197676 1684628 89.50 2620 1132952 901720 30.77 480512 1050308 20 18:29:01 198328 1683976 89.46 2620 1132960 901612 30.76 479880 1050308 12 18:30:01 199148 1683156 89.42 2620 1132964 901456 30.76 478920 1050308 20 18:31:01 210284 1672020 88.83 2620 1132972 901456 30.76 468080 1050308 12 Average: 198789 1683515 89.44 2620 1132954 913056 31.15 477432 1051625 2597 18:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:25:01 eth0 331.63 300.91 1236.94 379.78 0.00 0.00 0.00 18:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:25:01 docker0 106.17 76.99 9.36 298.85 0.00 0.00 0.00 18:26:01 eth0 0.55 0.30 0.27 0.20 0.00 0.00 0.00 18:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:27:01 eth0 0.97 0.07 0.08 0.01 0.00 0.00 0.00 18:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:28:02 eth0 0.85 0.58 0.54 0.33 0.00 0.00 0.00 18:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:28:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:29:01 eth0 0.36 0.24 0.15 0.14 0.00 0.00 0.00 18:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 18:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:31:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 18:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 47.96 43.33 177.48 54.54 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.22 11.04 1.34 42.84 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) 04/08/20 _x86_64_ (4 CPU) 18:23:11 LINUX RESTART 18:24:01 CPU %user %nice %system %iowait %steal %idle 18:25:01 all 7.42 0.00 3.36 1.44 16.19 71.60 18:25:01 0 5.47 0.00 3.38 0.72 18.55 71.87 18:25:01 1 8.84 0.00 3.77 0.82 15.28 71.28 18:25:01 2 7.51 0.00 3.44 0.43 14.74 73.88 18:25:01 3 7.89 0.00 2.81 3.81 16.10 69.40 18:26:01 all 0.11 0.00 0.11 0.00 0.98 98.80 18:26:01 0 0.03 0.00 0.07 0.00 0.88 99.02 18:26:01 1 0.21 0.00 0.18 0.00 1.37 98.23 18:26:01 2 0.12 0.00 0.13 0.00 0.70 99.05 18:26:01 3 0.10 0.00 0.08 0.00 0.99 98.82 18:27:01 all 0.12 0.00 0.05 0.00 0.26 99.57 18:27:01 0 0.07 0.00 0.05 0.00 0.43 99.45 18:27:01 1 0.27 0.00 0.03 0.00 0.22 99.48 18:27:01 2 0.03 0.00 0.03 0.00 0.17 99.77 18:27:01 3 0.08 0.00 0.07 0.00 0.22 99.63 18:28:02 all 0.10 0.00 0.07 0.00 0.52 99.30 18:28:02 0 0.12 0.00 0.05 0.00 0.58 99.25 18:28:02 1 0.03 0.00 0.12 0.00 0.47 99.39 18:28:02 2 0.03 0.00 0.03 0.00 0.35 99.58 18:28:02 3 0.23 0.00 0.10 0.00 0.68 98.99 18:29:01 all 0.09 0.00 0.04 0.00 0.14 99.72 18:29:01 0 0.02 0.00 0.03 0.00 0.07 99.88 18:29:01 1 0.08 0.00 0.08 0.00 0.24 99.59 18:29:01 2 0.07 0.00 0.02 0.00 0.12 99.80 18:29:01 3 0.20 0.00 0.07 0.00 0.15 99.58 18:30:01 all 0.14 0.00 0.05 0.00 0.18 99.63 18:30:01 0 0.05 0.00 0.03 0.00 0.13 99.78 18:30:01 1 0.07 0.00 0.05 0.00 0.10 99.78 18:30:01 2 0.03 0.00 0.03 0.00 0.08 99.85 18:30:01 3 0.40 0.00 0.03 0.00 0.43 99.14 18:31:01 all 0.11 0.00 0.04 0.00 0.12 99.73 18:31:01 0 0.03 0.00 0.03 0.00 0.18 99.75 18:31:01 1 0.10 0.00 0.07 0.00 0.12 99.72 18:31:01 2 0.03 0.00 0.02 0.00 0.02 99.93 18:31:01 3 0.30 0.00 0.05 0.00 0.15 99.50 Average: all 1.20 0.00 0.55 0.22 2.73 95.30 Average: 0 0.87 0.00 0.55 0.11 3.13 95.34 Average: 1 1.41 0.00 0.63 0.12 2.61 95.22 Average: 2 1.16 0.00 0.55 0.06 2.39 95.84 Average: 3 1.36 0.00 0.48 0.57 2.78 94.82