---> uname -a: Linux 30887beb42e7 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/ndry_app-functions-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 779 105 0 952 990 Swap: 1023 2 1021 ---> 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 16: eth0@if17: 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) 07/22/20 _x86_64_ (4 CPU) 18:11:04 LINUX RESTART 18:12:01 tps rtps wtps bread/s bwrtn/s 18:13:01 12.54 4.39 8.14 1090.73 1349.34 18:14:01 1.53 0.00 1.53 0.00 28.44 18:15:01 0.33 0.00 0.33 0.00 5.84 18:16:01 0.33 0.00 0.33 0.00 5.15 18:17:01 0.27 0.00 0.27 0.00 2.88 18:18:01 0.45 0.02 0.43 0.13 7.16 18:19:01 0.30 0.00 0.30 0.00 4.85 18:20:01 223.12 138.76 84.35 5898.14 30858.07 18:21:01 255.42 113.98 141.44 5953.07 35776.12 Average: 54.94 28.58 26.36 1438.58 7562.91 18:12:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:13:01 215040 1666516 88.57 2620 1064244 1120668 38.25 453108 1055544 20 18:14:01 218092 1663464 88.41 2620 1064248 1102628 37.63 454284 1052156 24 18:15:01 218296 1663260 88.40 2620 1064256 1102592 37.63 454304 1051948 8 18:16:01 219736 1661820 88.32 2620 1064256 1080944 36.89 458820 1046336 8 18:17:01 219092 1662464 88.36 2620 1064260 1081280 36.90 465180 1041200 8 18:18:01 218732 1662824 88.37 2620 1064272 1081268 36.90 465156 1041200 8 18:19:01 219200 1662356 88.35 2620 1064272 1081220 36.90 464064 1042040 8 18:20:01 81516 1800040 95.67 2596 1058044 1441632 49.20 560288 1027728 24952 18:21:01 223888 1657668 88.10 1492 914432 1320372 45.06 614280 751592 48 Average: 203732 1677824 89.17 2492 1046920 1156956 39.48 487720 1012194 2787 18:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:13:01 eth0 244.88 205.53 346.26 340.74 0.00 0.00 0.00 18:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:13:01 docker0 115.12 109.84 9.41 303.03 0.00 0.00 0.00 18:14:01 eth0 2.56 0.95 0.94 0.60 0.00 0.00 0.00 18:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 eth0 1.78 0.75 0.83 0.59 0.00 0.00 0.00 18:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 eth0 1.12 0.07 0.14 0.01 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 eth0 2.31 1.02 0.99 0.63 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 eth0 1.78 0.37 0.38 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 1.00 0.65 0.54 0.40 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 174.10 122.59 3895.42 16.88 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 veth02aabfe 29.48 28.91 3.18 123.83 0.00 0.00 0.00 18:20:01 docker0 144.57 138.63 12.19 426.80 0.00 0.00 0.00 18:21:01 vetha819705 0.15 0.15 0.02 0.03 0.00 0.00 0.00 18:21:01 eth0 1339.27 921.27 9515.78 533.83 0.00 0.00 0.00 18:21:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 18:21:01 docker0 36.35 39.51 2.37 348.03 0.00 0.00 0.00 Average: vetha819705 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: eth0 148.88 102.41 1057.84 59.34 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 20.11 19.80 1.62 86.13 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) 07/22/20 _x86_64_ (4 CPU) 18:11:04 LINUX RESTART 18:12:01 CPU %user %nice %system %iowait %steal %idle 18:13:01 all 3.35 0.00 1.25 0.11 0.00 95.29 18:13:01 0 3.34 0.00 1.44 0.05 0.00 95.17 18:13:01 1 3.32 0.00 1.30 0.18 0.00 95.19 18:13:01 2 3.98 0.00 1.13 0.05 0.00 94.83 18:13:01 3 2.76 0.00 1.14 0.15 0.00 95.96 18:14:01 all 0.14 0.00 0.05 0.00 0.00 99.80 18:14:01 0 0.05 0.00 0.03 0.00 0.02 99.90 18:14:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:14:01 2 0.42 0.00 0.05 0.00 0.00 99.53 18:14:01 3 0.05 0.00 0.08 0.00 0.00 99.87 18:15:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:15:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:15:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:15:01 2 0.53 0.00 0.08 0.00 0.02 99.37 18:15:01 3 0.12 0.00 0.05 0.00 0.00 99.83 18:16:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:16:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:16:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:16:01 2 0.50 0.00 0.05 0.00 0.00 99.45 18:16:01 3 0.02 0.00 0.05 0.00 0.00 99.93 18:17:01 all 0.19 0.00 0.07 0.00 0.00 99.73 18:17:01 0 0.05 0.00 0.07 0.00 0.00 99.88 18:17:01 1 0.05 0.00 0.17 0.00 0.00 99.78 18:17:01 2 0.22 0.00 0.05 0.00 0.00 99.73 18:17:01 3 0.45 0.00 0.03 0.00 0.02 99.50 18:18:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:18:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:18:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:18:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:18:01 3 0.52 0.00 0.02 0.00 0.00 99.47 18:19:01 all 0.17 0.00 0.04 0.00 0.00 99.79 18:19:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:19:01 1 0.10 0.00 0.07 0.00 0.00 99.83 18:19:01 2 0.02 0.00 0.05 0.00 0.00 99.93 18:19:01 3 0.52 0.00 0.02 0.00 0.00 99.47 18:20:01 all 7.27 0.00 4.49 1.91 0.03 86.30 18:20:01 0 6.30 0.00 4.43 2.05 0.03 87.19 18:20:01 1 6.76 0.00 4.50 2.18 0.05 86.51 18:20:01 2 7.74 0.00 4.97 1.49 0.00 85.80 18:20:01 3 8.27 0.00 4.02 1.90 0.02 85.79 18:21:01 all 12.62 0.00 8.51 3.88 0.05 74.94 18:21:01 0 11.22 0.00 8.61 3.03 0.03 77.11 18:21:01 1 14.53 0.00 8.80 3.64 0.05 72.98 18:21:01 2 11.39 0.00 8.40 3.72 0.05 76.44 18:21:01 3 13.36 0.00 8.20 5.15 0.05 73.24 Average: all 2.67 0.00 1.60 0.65 0.01 95.07 Average: 0 2.32 0.00 1.62 0.56 0.01 95.49 Average: 1 2.75 0.00 1.65 0.66 0.01 94.93 Average: 2 2.74 0.00 1.63 0.58 0.01 95.04 Average: 3 2.87 0.00 1.50 0.79 0.01 94.83