---> uname -a: Linux b22cec04adf9 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% /w/workspace/ndry_app-functions-sdk-go_master@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 801 94 0 941 966 Swap: 1023 3 1020 ---> 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) 07/09/20 _x86_64_ (4 CPU) 23:07:42 LINUX RESTART 23:08:02 tps rtps wtps bread/s bwrtn/s 23:09:01 197.47 102.94 94.53 12128.06 42596.84 23:10:01 3.61 0.00 3.61 0.00 121.46 23:11:01 0.38 0.00 0.38 0.00 5.69 23:12:01 0.20 0.00 0.20 0.00 2.01 23:13:01 0.35 0.00 0.35 0.00 6.33 23:14:01 0.30 0.00 0.30 0.00 3.95 23:15:01 0.30 0.02 0.28 0.13 4.05 23:16:01 0.22 0.00 0.22 0.00 2.58 23:17:02 239.33 155.98 83.35 6867.54 30705.42 23:18:01 211.12 69.44 141.68 3924.74 31202.69 23:19:01 171.19 82.15 89.04 6568.89 23833.21 Average: 74.61 37.20 37.41 2667.41 11614.03 23:08:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:09:01 193564 1687992 89.71 2620 1119048 1127496 38.48 420268 1107552 120 23:10:01 155140 1726416 91.75 2620 1119052 1125000 38.39 467548 1099320 16 23:11:01 163680 1717876 91.30 2620 1119060 1063980 36.31 463672 1095668 8 23:12:01 163752 1717804 91.30 2620 1119060 1063992 36.31 463672 1095668 8 23:13:01 161012 1720544 91.44 2620 1119064 1064176 36.32 470740 1091548 8 23:14:01 163148 1718408 91.33 2620 1119072 1063900 36.31 470120 1090436 8 23:15:01 161096 1720460 91.44 2620 1119076 1064244 36.32 477132 1085140 8 23:16:01 160660 1720896 91.46 2620 1119084 1064360 36.32 471292 1091228 8 23:17:02 90860 1790696 95.17 2596 1058048 1313880 44.84 599696 978396 20616 23:18:01 128440 1753116 93.17 1792 988748 1305616 44.56 583744 891172 276 23:19:01 111820 1769736 94.06 1492 962096 1324484 45.20 636220 830248 212 Average: 150288 1731268 92.01 2440 1087401 1143739 39.03 502191 1041489 1935 23:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:09:01 eth0 501.40 358.44 1661.92 277.64 0.00 0.00 0.00 23:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:09:01 docker0 110.47 100.15 9.49 309.12 0.00 0.00 0.00 23:10:01 eth0 39.78 22.51 10.41 133.89 0.00 0.00 0.00 23:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 eth0 1.45 0.58 0.35 0.68 0.00 0.00 0.00 23:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 eth0 2.06 0.28 0.42 0.20 0.00 0.00 0.00 23:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 eth0 1.50 0.88 0.83 0.57 0.00 0.00 0.00 23:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 eth0 1.62 0.23 0.25 0.10 0.00 0.00 0.00 23:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:01 eth0 1.42 0.72 0.58 0.40 0.00 0.00 0.00 23:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 eth0 0.35 0.30 0.26 0.20 0.00 0.00 0.00 23:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:02 eth0 143.29 103.21 3863.16 17.84 0.00 0.00 0.00 23:17:02 veth20c27e5 32.39 33.74 3.63 91.21 0.00 0.00 0.00 23:17:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 23:17:02 docker0 141.22 132.27 12.54 395.74 0.00 0.00 0.00 23:18:01 veth647e58f 0.00 0.10 0.00 0.01 0.00 0.00 0.00 23:18:01 eth0 918.78 625.79 9231.71 517.88 0.00 0.00 0.00 23:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 docker0 0.22 0.29 0.03 0.06 0.00 0.00 0.00 23:19:01 eth0 163.80 118.97 2554.98 78.98 0.00 0.00 0.00 23:19:01 veth628bce9 0.00 0.10 0.00 0.01 0.00 0.00 0.00 23:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 docker0 25.77 32.64 1.86 173.52 0.00 0.00 0.00 Average: eth0 94.81 66.01 1057.19 53.57 0.00 0.00 0.00 Average: veth628bce9 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.25 15.07 1.32 51.93 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) 07/09/20 _x86_64_ (4 CPU) 23:07:42 LINUX RESTART 23:08:02 CPU %user %nice %system %iowait %steal %idle 23:09:01 all 19.17 0.00 9.70 8.81 9.69 52.63 23:09:01 0 19.10 0.00 11.13 10.65 10.81 48.30 23:09:01 1 18.23 0.00 8.10 6.21 9.03 58.43 23:09:01 2 20.01 0.00 10.60 10.32 9.51 49.55 23:09:01 3 19.31 0.00 8.97 8.07 9.40 54.25 23:10:01 all 0.43 0.00 0.11 0.00 1.05 98.41 23:10:01 0 0.35 0.00 0.13 0.00 1.32 98.20 23:10:01 1 0.28 0.00 0.08 0.00 0.78 98.86 23:10:01 2 0.53 0.00 0.12 0.00 1.21 98.14 23:10:01 3 0.58 0.00 0.10 0.00 0.88 98.44 23:11:01 all 0.12 0.00 0.05 0.00 0.19 99.65 23:11:01 0 0.07 0.00 0.05 0.00 0.17 99.72 23:11:01 1 0.23 0.00 0.07 0.00 0.38 99.32 23:11:01 2 0.12 0.00 0.03 0.00 0.17 99.68 23:11:01 3 0.03 0.00 0.03 0.00 0.03 99.90 23:12:01 all 0.12 0.00 0.03 0.00 0.33 99.52 23:12:01 0 0.07 0.00 0.05 0.00 0.63 99.25 23:12:01 1 0.37 0.00 0.05 0.00 0.35 99.24 23:12:01 2 0.03 0.00 0.03 0.00 0.27 99.67 23:12:01 3 0.02 0.00 0.02 0.00 0.07 99.90 23:13:01 all 0.13 0.00 0.04 0.00 0.41 99.43 23:13:01 0 0.05 0.00 0.03 0.00 0.37 99.55 23:13:01 1 0.25 0.00 0.08 0.00 0.53 99.14 23:13:01 2 0.07 0.00 0.03 0.02 0.28 99.60 23:13:01 3 0.15 0.00 0.02 0.00 0.47 99.37 23:14:01 all 0.12 0.00 0.05 0.00 0.27 99.56 23:14:01 0 0.02 0.00 0.02 0.00 0.05 99.92 23:14:01 1 0.38 0.00 0.08 0.00 0.35 99.18 23:14:01 2 0.05 0.00 0.05 0.00 0.61 99.29 23:14:01 3 0.02 0.00 0.02 0.00 0.08 99.88 23:15:01 all 0.09 0.00 0.05 0.00 0.38 99.48 23:15:01 0 0.03 0.00 0.03 0.00 0.10 99.83 23:15:01 1 0.23 0.00 0.07 0.00 0.83 98.87 23:15:01 2 0.07 0.00 0.07 0.00 0.43 99.43 23:15:01 3 0.02 0.00 0.03 0.00 0.15 99.80 23:16:01 all 0.13 0.00 0.03 0.00 0.10 99.74 23:16:01 0 0.02 0.00 0.02 0.00 0.02 99.95 23:16:01 1 0.18 0.00 0.05 0.00 0.10 99.67 23:16:01 2 0.30 0.00 0.03 0.00 0.25 99.42 23:16:01 3 0.00 0.00 0.02 0.00 0.05 99.93 23:17:02 all 5.40 0.00 3.80 1.64 12.60 76.55 23:17:02 0 4.99 0.00 3.85 2.29 12.96 75.91 23:17:02 1 5.29 0.00 4.24 1.57 12.53 76.37 23:17:02 2 5.58 0.00 3.21 1.08 11.92 78.21 23:17:02 3 5.75 0.00 3.95 1.60 13.03 75.68 23:18:01 all 7.55 0.00 5.75 2.27 11.16 73.28 23:18:01 0 8.03 0.00 6.85 2.47 11.83 70.83 23:18:01 1 7.71 0.00 4.60 2.70 11.42 73.56 23:18:01 2 6.69 0.00 5.14 2.60 11.17 74.41 23:18:01 3 7.81 0.00 6.40 1.30 10.17 74.31 23:19:01 all 8.00 0.00 5.75 2.58 8.42 75.25 23:19:01 0 7.10 0.00 6.28 1.81 8.98 75.83 23:19:01 1 6.04 0.00 5.46 0.99 8.18 79.33 23:19:01 2 6.41 0.00 5.52 3.10 8.33 76.63 23:19:01 3 12.53 0.00 5.72 4.47 8.20 69.07 Average: all 3.65 0.00 2.25 1.35 3.99 88.77 Average: 0 3.50 0.00 2.51 1.50 4.22 88.27 Average: 1 3.47 0.00 2.04 1.01 4.00 89.47 Average: 2 3.53 0.00 2.21 1.51 3.96 88.79 Average: 3 4.08 0.00 2.24 1.36 3.79 88.53