---> uname -a: Linux 57698e3286dc 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-321 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-321@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 86 0 1105 1085 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) 04/15/20 _x86_64_ (4 CPU) 00:16:00 LINUX RESTART 00:17:01 tps rtps wtps bread/s bwrtn/s 00:18:01 11.09 0.00 11.09 0.00 2381.87 00:19:01 0.28 0.00 0.28 0.00 3.83 00:20:01 0.28 0.00 0.28 0.00 3.21 00:21:01 0.30 0.00 0.30 0.00 3.48 00:22:01 0.32 0.00 0.32 0.00 5.31 00:23:01 130.72 84.60 46.13 4505.71 18168.79 Average: 23.83 14.10 9.73 750.97 3427.84 00:17:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:18:01 201372 1680932 89.30 2620 1129040 910376 31.06 433112 1092152 16 00:19:01 201480 1680824 89.30 2620 1129052 900228 30.72 433968 1091316 8 00:20:01 197288 1685016 89.52 2620 1129056 900252 30.72 438136 1091316 8 00:21:01 196868 1685436 89.54 2620 1129060 900376 30.72 442780 1087168 20 00:22:01 196248 1686056 89.57 2620 1129064 900424 30.72 444368 1085944 16 00:23:01 112408 1769896 94.03 2620 1145004 982628 33.53 467372 1112040 51736 Average: 184277 1698027 90.21 2620 1131713 915714 31.24 443289 1093323 8634 00:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:18:01 eth0 1.38 0.32 0.34 0.23 0.00 0.00 0.00 00:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 eth0 1.97 0.33 0.39 0.20 0.00 0.00 0.00 00:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 eth0 1.30 0.53 0.57 0.39 0.00 0.00 0.00 00:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 eth0 1.10 0.47 0.34 0.21 0.00 0.00 0.00 00:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 eth0 0.52 0.40 0.34 0.26 0.00 0.00 0.00 00:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:01 eth0 104.15 84.86 2326.44 17.35 0.00 0.00 0.00 00:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 18.40 14.49 388.08 3.11 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 04/15/20 _x86_64_ (4 CPU) 00:16:00 LINUX RESTART 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 0.20 0.00 0.11 0.05 0.00 99.64 00:18:01 0 0.10 0.00 0.13 0.00 0.00 99.77 00:18:01 1 0.07 0.00 0.08 0.00 0.00 99.85 00:18:01 2 0.55 0.00 0.05 0.00 0.02 99.38 00:18:01 3 0.08 0.00 0.18 0.17 0.00 99.57 00:19:01 all 0.21 0.00 0.06 0.00 0.00 99.72 00:19:01 0 0.05 0.00 0.10 0.00 0.02 99.83 00:19:01 1 0.25 0.00 0.08 0.00 0.00 99.67 00:19:01 2 0.30 0.00 0.03 0.00 0.00 99.67 00:19:01 3 0.22 0.00 0.03 0.00 0.00 99.75 00:20:01 all 0.18 0.00 0.05 0.00 0.00 99.77 00:20:01 0 0.07 0.00 0.05 0.00 0.00 99.88 00:20:01 1 0.53 0.00 0.03 0.00 0.00 99.43 00:20:01 2 0.05 0.00 0.05 0.00 0.00 99.90 00:20:01 3 0.08 0.00 0.05 0.00 0.00 99.87 00:21:01 all 0.21 0.00 0.08 0.00 0.00 99.71 00:21:01 0 0.03 0.00 0.13 0.00 0.00 99.83 00:21:01 1 0.60 0.00 0.07 0.00 0.00 99.33 00:21:01 2 0.08 0.00 0.05 0.00 0.00 99.87 00:21:01 3 0.12 0.00 0.07 0.00 0.00 99.82 00:22:01 all 0.19 0.00 0.08 0.00 0.00 99.73 00:22:01 0 0.05 0.00 0.13 0.00 0.00 99.82 00:22:01 1 0.55 0.00 0.03 0.00 0.02 99.40 00:22:01 2 0.10 0.00 0.07 0.00 0.00 99.83 00:22:01 3 0.05 0.00 0.05 0.00 0.02 99.88 00:23:01 all 4.75 0.00 2.83 2.14 0.02 90.27 00:23:01 0 4.04 0.00 2.63 0.60 0.02 92.71 00:23:01 1 4.90 0.00 3.09 1.55 0.00 90.45 00:23:01 2 5.63 0.00 3.06 3.50 0.03 87.78 00:23:01 3 4.43 0.00 2.54 2.89 0.02 90.12 Average: all 0.95 0.00 0.53 0.36 0.01 98.15 Average: 0 0.72 0.00 0.53 0.10 0.01 98.65 Average: 1 1.15 0.00 0.56 0.26 0.00 98.03 Average: 2 1.11 0.00 0.55 0.58 0.01 97.75 Average: 3 0.83 0.00 0.48 0.51 0.01 98.18