---> uname -a: Linux f8a215114981 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 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-390 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-390@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 668 124 0 1043 1063 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/25/20 _x86_64_ (4 CPU) 19:45:05 LINUX RESTART 19:46:01 tps rtps wtps bread/s bwrtn/s 19:47:01 9.61 1.42 8.19 137.20 1352.93 19:48:01 1.68 0.00 1.68 0.00 31.22 19:49:01 0.20 0.00 0.20 0.00 2.58 19:50:01 0.32 0.00 0.32 0.00 3.68 19:51:01 0.23 0.00 0.23 0.00 3.86 19:52:01 0.35 0.02 0.33 0.13 5.11 19:53:01 168.71 111.75 56.96 8228.97 19916.92 Average: 25.88 16.17 9.70 1195.36 3045.62 19:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:47:01 216740 1664816 88.48 2620 1076912 1112328 37.96 440136 1065516 8 19:48:01 219524 1662032 88.33 2620 1076916 1097556 37.46 440652 1062592 12 19:49:01 219800 1661756 88.32 2620 1076920 1097696 37.46 440808 1062592 16 19:50:01 218292 1663264 88.40 2620 1076924 1092580 37.29 442700 1062188 20 19:51:01 217676 1663880 88.43 2620 1076928 1092628 37.29 452876 1053092 20 19:52:01 217464 1664092 88.44 2620 1076940 1092652 37.29 453308 1053068 12 19:53:01 131460 1750096 93.01 2620 1066400 1231300 42.02 527828 1017484 216 Average: 205851 1675705 89.06 2620 1075420 1116677 38.11 456901 1053790 43 19:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:47:01 eth0 230.52 201.50 344.09 348.53 0.00 0.00 0.00 19:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:47:01 docker0 110.99 91.59 9.64 303.05 0.00 0.00 0.00 19:48:01 eth0 3.61 0.90 1.05 0.62 0.00 0.00 0.00 19:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:49:01 eth0 2.93 0.80 0.95 0.56 0.00 0.00 0.00 19:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 eth0 2.75 0.63 0.70 0.43 0.00 0.00 0.00 19:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:51:01 eth0 1.07 0.68 0.66 0.46 0.00 0.00 0.00 19:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:52:01 eth0 0.55 0.30 0.27 0.20 0.00 0.00 0.00 19:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:53:01 vethe7c4c43 0.00 0.10 0.00 0.01 0.00 0.00 0.00 19:53:01 eth0 900.97 587.71 4045.54 435.43 0.00 0.00 0.00 19:53:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 19:53:01 docker0 110.99 91.64 9.64 303.05 0.00 0.00 0.00 Average: vethe7c4c43 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 50.52 39.27 384.07 52.02 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.86 13.09 1.38 43.30 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) 06/25/20 _x86_64_ (4 CPU) 19:45:05 LINUX RESTART 19:46:01 CPU %user %nice %system %iowait %steal %idle 19:47:01 all 3.64 0.00 1.12 0.18 0.02 95.04 19:47:01 0 2.56 0.00 1.24 0.69 0.00 95.52 19:47:01 1 4.51 0.00 0.88 0.03 0.03 94.54 19:47:01 2 4.40 0.00 1.15 0.02 0.02 94.41 19:47:01 3 3.11 0.00 1.20 0.02 0.02 95.66 19:48:01 all 0.13 0.00 0.05 0.00 0.00 99.81 19:48:01 0 0.03 0.00 0.02 0.00 0.00 99.95 19:48:01 1 0.10 0.00 0.03 0.00 0.00 99.87 19:48:01 2 0.07 0.00 0.07 0.00 0.00 99.87 19:48:01 3 0.33 0.00 0.08 0.00 0.00 99.58 19:49:01 all 0.15 0.00 0.04 0.00 0.00 99.80 19:49:01 0 0.07 0.00 0.05 0.00 0.02 99.87 19:49:01 1 0.08 0.00 0.07 0.00 0.00 99.85 19:49:01 2 0.07 0.00 0.03 0.00 0.02 99.88 19:49:01 3 0.42 0.00 0.02 0.00 0.02 99.55 19:50:01 all 0.16 0.00 0.03 0.00 0.00 99.81 19:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:50:01 1 0.05 0.00 0.05 0.00 0.02 99.88 19:50:01 2 0.03 0.00 0.03 0.00 0.00 99.93 19:50:01 3 0.52 0.00 0.02 0.00 0.00 99.47 19:51:01 all 0.16 0.00 0.05 0.00 0.00 99.78 19:51:01 0 0.03 0.00 0.03 0.00 0.00 99.93 19:51:01 1 0.07 0.00 0.05 0.00 0.00 99.88 19:51:01 2 0.03 0.00 0.08 0.00 0.00 99.88 19:51:01 3 0.52 0.00 0.03 0.00 0.00 99.45 19:52:01 all 0.15 0.00 0.06 0.00 0.00 99.79 19:52:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:52:01 1 0.05 0.00 0.07 0.00 0.00 99.88 19:52:01 2 0.02 0.00 0.15 0.00 0.00 99.83 19:52:01 3 0.52 0.00 0.02 0.00 0.00 99.47 19:53:01 all 5.84 0.00 3.40 2.00 0.06 88.71 19:53:01 0 4.77 0.00 3.65 1.06 0.03 90.49 19:53:01 1 6.28 0.00 3.51 3.04 0.07 87.09 19:53:01 2 5.34 0.00 3.28 2.02 0.08 89.28 19:53:01 3 6.96 0.00 3.18 1.85 0.05 87.97 Average: all 1.46 0.00 0.67 0.31 0.01 97.55 Average: 0 1.07 0.00 0.71 0.25 0.01 97.97 Average: 1 1.59 0.00 0.66 0.44 0.02 97.30 Average: 2 1.42 0.00 0.68 0.29 0.02 97.60 Average: 3 1.76 0.00 0.65 0.26 0.01 97.32