---> uname -a: Linux a20168f4b4f5 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 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 Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 7.3G 42.7G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-391 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-391@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 681 124 0 1030 1050 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/22/20 _x86_64_ (4 CPU) 18:14:00 LINUX RESTART 18:15:02 tps rtps wtps bread/s bwrtn/s 18:16:01 71.95 25.94 46.01 5800.81 5438.34 18:17:01 8.78 0.91 7.86 135.24 1345.23 18:18:01 0.63 0.00 0.63 0.00 16.90 18:19:01 0.27 0.00 0.27 0.00 3.36 18:20:01 0.28 0.00 0.28 0.00 4.50 18:21:01 0.28 0.00 0.28 0.00 3.51 18:22:01 0.22 0.02 0.20 0.13 1.88 18:23:02 99.15 65.76 33.39 5352.41 14313.89 Average: 22.64 11.56 11.07 1405.47 2638.04 18:15:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:16:01 132744 1748812 92.94 2620 1156388 1604140 54.75 449208 1137040 44 18:17:01 174172 1707384 90.74 2620 1096008 1185424 40.46 487812 1058948 20 18:18:01 184644 1696912 90.19 2620 1096016 1113744 38.01 482416 1055304 12 18:19:01 187516 1694040 90.03 2620 1096016 1072908 36.62 482380 1053808 12 18:20:01 186652 1694904 90.08 2620 1096024 1073040 36.62 489160 1047668 8 18:21:01 187256 1694300 90.05 2620 1096032 1072892 36.62 503280 1032708 12 18:22:01 188588 1692968 89.98 2620 1096040 1072692 36.61 494060 1040844 8 18:23:02 77316 1804240 95.89 2620 1102936 1506796 51.42 549096 1069344 77520 Average: 164861 1716695 91.24 2620 1104433 1212705 41.39 492177 1061958 9705 18:15:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:16:01 eth0 239.12 188.56 1289.43 64.72 0.00 0.00 0.00 18:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 vethfa81054 0.00 0.19 0.00 0.02 0.00 0.00 0.00 18:16:01 docker0 0.00 0.10 0.00 0.01 0.00 0.00 0.00 18:17:01 eth0 165.46 169.63 340.27 347.25 0.00 0.00 0.00 18:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 docker0 103.39 73.87 8.93 302.55 0.00 0.00 0.00 18:18:01 eth0 1.08 0.35 0.32 0.20 0.00 0.00 0.00 18:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 eth0 1.07 0.25 0.32 0.19 0.00 0.00 0.00 18:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 eth0 0.48 0.30 0.27 0.20 0.00 0.00 0.00 18:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 eth0 1.02 0.53 0.44 0.27 0.00 0.00 0.00 18:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 18:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:02 eth0 84.94 58.59 2331.61 11.82 0.00 0.00 0.00 18:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 61.45 52.13 494.43 53.13 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.96 9.27 1.12 37.92 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/22/20 _x86_64_ (4 CPU) 18:14:00 LINUX RESTART 18:15:02 CPU %user %nice %system %iowait %steal %idle 18:16:01 all 11.17 0.00 4.67 2.61 33.98 47.57 18:16:01 0 10.24 0.00 4.96 2.53 35.71 46.55 18:16:01 1 11.15 0.00 4.73 5.09 34.30 44.73 18:16:01 2 11.39 0.00 4.14 1.50 32.84 50.12 18:16:01 3 11.93 0.00 4.85 1.28 32.99 48.94 18:17:01 all 2.82 0.00 0.97 0.09 15.10 81.03 18:17:01 0 1.09 0.00 0.82 0.18 17.34 80.57 18:17:01 1 4.46 0.00 1.16 0.05 14.65 79.69 18:17:01 2 2.34 0.00 0.87 0.05 13.94 82.80 18:17:01 3 3.42 0.00 1.02 0.06 14.38 81.11 18:18:01 all 0.12 0.00 0.06 0.00 0.71 99.11 18:18:01 0 0.02 0.00 0.05 0.00 0.91 99.02 18:18:01 1 0.05 0.00 0.07 0.00 0.43 99.45 18:18:01 2 0.35 0.00 0.07 0.00 1.08 98.51 18:18:01 3 0.07 0.00 0.08 0.00 0.40 99.45 18:19:01 all 0.09 0.00 0.05 0.00 1.01 98.85 18:19:01 0 0.07 0.00 0.05 0.00 1.50 98.39 18:19:01 1 0.03 0.00 0.05 0.00 0.68 99.24 18:19:01 2 0.23 0.00 0.03 0.00 0.58 99.15 18:19:01 3 0.03 0.00 0.05 0.00 1.30 98.61 18:20:01 all 0.07 0.00 0.03 0.00 0.34 99.56 18:20:01 0 0.02 0.00 0.02 0.00 0.22 99.75 18:20:01 1 0.05 0.00 0.07 0.00 0.50 99.39 18:20:01 2 0.20 0.00 0.03 0.00 0.22 99.55 18:20:01 3 0.02 0.00 0.02 0.00 0.40 99.57 18:21:01 all 0.08 0.00 0.04 0.00 0.16 99.72 18:21:01 0 0.02 0.00 0.02 0.00 0.10 99.87 18:21:01 1 0.02 0.00 0.03 0.00 0.08 99.87 18:21:01 2 0.23 0.00 0.07 0.00 0.27 99.43 18:21:01 3 0.05 0.00 0.02 0.00 0.17 99.77 18:22:01 all 0.10 0.00 0.03 0.00 0.15 99.71 18:22:01 0 0.02 0.00 0.03 0.00 0.20 99.75 18:22:01 1 0.05 0.00 0.03 0.00 0.22 99.70 18:22:01 2 0.37 0.00 0.05 0.00 0.10 99.48 18:22:01 3 0.02 0.00 0.03 0.00 0.13 99.82 18:23:02 all 3.15 0.00 1.84 1.32 8.91 84.77 18:23:02 0 3.59 0.00 1.87 1.59 8.91 84.05 18:23:02 1 2.83 0.00 1.75 0.36 9.22 85.83 18:23:02 2 3.22 0.00 1.94 0.28 8.48 86.08 18:23:02 3 2.95 0.00 1.83 3.06 9.00 83.16 Average: all 2.31 0.00 1.00 0.52 7.90 88.26 Average: 0 1.98 0.00 1.03 0.56 8.58 87.85 Average: 1 2.46 0.00 1.04 0.74 7.90 87.86 Average: 2 2.39 0.00 0.94 0.24 7.52 88.91 Average: 3 2.39 0.00 1.02 0.56 7.60 88.43