---> uname -a: Linux 2e0ad66e6756 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: 2933.436 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 7.0G 43.0G 14% / 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-458 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-458@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 667 140 0 1029 1061 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) 09/11/20 _x86_64_ (4 CPU) 15:44:56 LINUX RESTART (4 CPU) 15:46:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:47:01 30.36 11.20 19.16 0.00 4510.34 3547.00 0.00 15:48:01 0.35 0.00 0.35 0.00 0.00 5.76 0.00 15:49:01 0.27 0.00 0.27 0.00 0.00 2.88 0.00 15:50:02 0.28 0.00 0.28 0.00 0.00 3.91 0.00 Average: 7.82 2.80 5.02 0.00 1127.82 890.07 0.00 15:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:47:01 208524 0 588652 31.29 2620 1081760 1086460 37.08 447456 1066560 20 15:48:01 212724 0 584448 31.06 2620 1081764 1064212 36.32 451032 1059672 8 15:49:01 212236 0 584928 31.09 2620 1081772 1064496 36.33 452368 1059676 8 15:50:02 210436 0 586728 31.18 2620 1081772 1064532 36.33 458472 1055016 8 Average: 210980 0 586189 31.15 2620 1081767 1069925 36.51 452332 1060231 11 15:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:47:01 eth0 244.07 213.32 654.52 352.54 0.00 0.00 0.00 0.00 15:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:47:01 docker0 84.77 63.56 7.75 301.57 0.00 0.00 0.00 0.00 15:48:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 0.00 15:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 eth0 1.03 0.52 0.32 0.21 0.00 0.00 0.00 0.00 15:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:02 eth0 0.42 0.35 0.26 0.20 0.00 0.00 0.00 0.00 15:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 61.59 53.58 163.83 88.26 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 21.20 15.89 1.94 75.41 0.00 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) 09/11/20 _x86_64_ (4 CPU) 15:44:56 LINUX RESTART (4 CPU) 15:46:01 CPU %user %nice %system %iowait %steal %idle 15:47:01 all 4.30 0.00 1.86 0.70 0.08 93.06 15:47:01 0 2.99 0.00 1.81 1.51 0.10 93.58 15:47:01 1 3.79 0.00 1.73 0.25 0.07 94.17 15:47:01 2 5.73 0.00 1.91 0.57 0.10 91.69 15:47:01 3 4.68 0.00 2.00 0.45 0.07 92.81 15:48:01 all 0.14 0.00 0.04 0.00 0.00 99.81 15:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 15:48:01 1 0.45 0.00 0.07 0.00 0.00 99.48 15:48:01 2 0.05 0.00 0.03 0.00 0.02 99.90 15:48:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:49:01 all 0.15 0.00 0.05 0.00 0.03 99.78 15:49:01 0 0.03 0.00 0.05 0.00 0.00 99.92 15:49:01 1 0.43 0.00 0.07 0.00 0.05 99.45 15:49:01 2 0.05 0.00 0.05 0.00 0.05 99.85 15:49:01 3 0.07 0.00 0.03 0.00 0.02 99.88 15:50:02 all 0.13 0.00 0.05 0.00 0.06 99.76 15:50:02 0 0.18 0.00 0.02 0.00 0.03 99.77 15:50:02 1 0.02 0.00 0.07 0.00 0.02 99.90 15:50:02 2 0.07 0.00 0.10 0.00 0.15 99.68 15:50:02 3 0.25 0.00 0.02 0.00 0.03 99.70 Average: all 1.17 0.00 0.50 0.17 0.04 98.11 Average: 0 0.81 0.00 0.48 0.38 0.03 98.31 Average: 1 1.17 0.00 0.48 0.06 0.03 98.26 Average: 2 1.47 0.00 0.52 0.14 0.08 97.79 Average: 3 1.25 0.00 0.52 0.11 0.03 98.09