---> uname -a: Linux 72daa7480cfb 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: 2933.442 BogoMIPS: 5866.88 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 782 106 0 948 986 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) 07/10/20 _x86_64_ (4 CPU) 16:18:17 LINUX RESTART 16:19:01 tps rtps wtps bread/s bwrtn/s 16:20:01 33.94 10.49 23.46 4449.74 3263.39 16:21:01 1.83 0.00 1.83 0.00 36.51 16:22:01 0.23 0.00 0.23 0.00 3.25 16:23:01 0.28 0.00 0.28 0.00 3.08 16:24:01 0.27 0.00 0.27 0.00 4.31 16:25:01 0.28 0.00 0.28 0.00 3.95 16:26:01 0.33 0.02 0.32 0.13 3.51 16:27:01 261.61 162.37 99.23 7282.85 32321.06 16:28:02 252.11 122.90 129.22 8589.69 32334.04 Average: 61.25 32.88 28.37 2259.53 7557.83 16:19:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:01 160244 1721312 91.48 2620 1118004 1119004 38.19 457096 1103456 20 16:21:01 163372 1718184 91.32 2620 1118008 1107860 37.81 457508 1101172 20 16:22:01 165300 1716256 91.21 2620 1118016 1091388 37.25 457512 1099432 8 16:23:01 165656 1715900 91.20 2620 1118016 1071856 36.58 458436 1098328 12 16:24:01 165308 1716248 91.21 2620 1118020 1071952 36.58 461164 1096280 20 16:25:01 165556 1716000 91.20 2620 1118028 1071952 36.58 461168 1096280 8 16:26:01 165752 1715804 91.19 2620 1118032 1071984 36.58 459840 1096968 8 16:27:01 192732 1688824 89.76 2596 1034132 1211048 41.33 524844 963720 60 16:28:02 73308 1808248 96.10 1492 1004620 1524444 52.03 674376 843964 40356 Average: 157470 1724086 91.63 2492 1096097 1149054 39.22 490216 1055511 4501 16:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:20:01 eth0 338.67 273.66 771.07 360.53 0.00 0.00 0.00 16:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 docker0 104.48 92.23 9.04 303.18 0.00 0.00 0.00 16:21:01 eth0 1.13 0.32 0.34 0.20 0.00 0.00 0.00 16:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 eth0 0.37 0.28 0.26 0.19 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 eth0 0.57 0.08 0.06 0.01 0.00 0.00 0.00 16:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 eth0 1.50 0.42 0.43 0.26 0.00 0.00 0.00 16:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 eth0 0.82 0.37 0.36 0.17 0.00 0.00 0.00 16:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 16:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 veth347deef 0.00 0.10 0.00 0.01 0.00 0.00 0.00 16:27:01 eth0 1136.68 771.45 5902.02 476.47 0.00 0.00 0.00 16:27:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:27:01 docker0 134.27 119.53 12.05 393.48 0.00 0.00 0.00 16:28:02 eth0 237.25 181.28 4042.90 64.61 0.00 0.00 0.00 16:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:02 docker0 32.37 35.92 2.44 175.12 0.00 0.00 0.00 Average: eth0 106.15 77.72 1002.60 53.67 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 18.52 17.28 1.61 63.21 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) 07/10/20 _x86_64_ (4 CPU) 16:18:17 LINUX RESTART 16:19:01 CPU %user %nice %system %iowait %steal %idle 16:20:01 all 4.86 0.00 2.08 0.85 0.00 92.22 16:20:01 0 5.64 0.00 2.53 0.13 0.00 91.70 16:20:01 1 3.86 0.00 1.82 1.74 0.00 92.58 16:20:01 2 3.40 0.00 2.19 1.41 0.00 93.00 16:20:01 3 6.52 0.00 1.75 0.13 0.00 91.59 16:21:01 all 0.16 0.00 0.05 0.00 0.00 99.80 16:21:01 0 0.50 0.00 0.05 0.00 0.00 99.45 16:21:01 1 0.03 0.00 0.05 0.00 0.00 99.92 16:21:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:21:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:22:01 all 0.15 0.00 0.03 0.00 0.00 99.82 16:22:01 0 0.47 0.00 0.02 0.00 0.00 99.52 16:22:01 1 0.07 0.00 0.05 0.00 0.00 99.88 16:22:01 2 0.05 0.00 0.05 0.00 0.00 99.90 16:22:01 3 0.03 0.00 0.02 0.00 0.00 99.95 16:23:01 all 0.06 0.00 0.04 0.00 0.00 99.90 16:23:01 0 0.00 0.00 0.05 0.00 0.00 99.95 16:23:01 1 0.02 0.00 0.05 0.00 0.00 99.93 16:23:01 2 0.20 0.00 0.05 0.00 0.00 99.75 16:23:01 3 0.00 0.00 0.00 0.00 0.00 100.00 16:24:01 all 0.16 0.00 0.04 0.00 0.00 99.80 16:24:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:24:01 1 0.05 0.00 0.03 0.00 0.02 99.90 16:24:01 2 0.55 0.00 0.03 0.00 0.00 99.42 16:24:01 3 0.02 0.00 0.07 0.00 0.00 99.92 16:25:01 all 0.15 0.00 0.03 0.00 0.00 99.82 16:25:01 0 0.02 0.00 0.00 0.00 0.00 99.98 16:25:01 1 0.03 0.00 0.07 0.00 0.00 99.90 16:25:01 2 0.53 0.00 0.05 0.00 0.00 99.42 16:25:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:26:01 all 0.15 0.00 0.03 0.00 0.00 99.82 16:26:01 0 0.00 0.00 0.03 0.00 0.00 99.97 16:26:01 1 0.07 0.00 0.07 0.00 0.00 99.87 16:26:01 2 0.52 0.00 0.02 0.00 0.00 99.47 16:26:01 3 0.03 0.00 0.03 0.02 0.00 99.92 16:27:01 all 9.01 0.00 5.19 2.38 0.01 83.41 16:27:01 0 8.12 0.00 5.41 1.68 0.02 84.78 16:27:01 1 8.23 0.00 4.95 1.51 0.00 85.31 16:27:01 2 10.56 0.00 5.27 3.26 0.02 80.89 16:27:01 3 9.13 0.00 5.10 3.05 0.02 82.71 16:28:02 all 11.23 0.00 7.53 3.50 0.02 77.72 16:28:02 0 10.75 0.00 6.85 3.18 0.00 79.22 16:28:02 1 12.92 0.00 7.75 4.99 0.02 74.33 16:28:02 2 11.03 0.00 8.10 3.22 0.02 77.64 16:28:02 3 10.21 0.00 7.44 2.64 0.02 79.70 Average: all 2.86 0.00 1.66 0.74 0.00 94.74 Average: 0 2.81 0.00 1.65 0.55 0.00 94.99 Average: 1 2.79 0.00 1.64 0.91 0.00 94.66 Average: 2 2.97 0.00 1.75 0.87 0.00 94.40 Average: 3 2.87 0.00 1.59 0.64 0.00 94.89