---> uname -a: Linux d35d3836fe13 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 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-498 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-498@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 661 122 0 1052 1067 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) 09/22/20 _x86_64_ (4 CPU) 17:32:05 LINUX RESTART (4 CPU) 17:33:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:34:01 29.67 10.71 18.95 0.00 4512.17 3380.76 0.00 17:35:01 1.53 0.00 1.53 0.00 0.00 24.86 0.00 17:36:01 0.27 0.00 0.27 0.00 0.00 2.85 0.00 17:37:01 0.37 0.00 0.37 0.00 0.00 5.30 0.00 17:38:01 0.22 0.00 0.22 0.00 0.00 3.50 0.00 17:39:01 0.32 0.02 0.30 0.00 0.13 3.70 0.00 Average: 5.33 1.76 3.57 0.00 742.09 562.71 0.00 17:33:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:34:01 199872 0 581308 30.90 2620 1097756 1111400 37.93 442308 1080656 16 17:35:01 203880 0 577232 30.68 2620 1097824 1083276 36.97 442308 1076980 8 17:36:01 202820 0 578284 30.73 2620 1097832 1083516 36.98 444220 1076324 8 17:37:01 202540 0 578564 30.75 2620 1097832 1083276 36.97 445104 1075796 20 17:38:01 202096 0 579004 30.77 2620 1097836 1083372 36.97 452208 1069296 16 17:39:01 202212 0 578876 30.77 2620 1097848 1083324 36.97 451856 1069288 12 Average: 202237 0 578878 30.77 2620 1097821 1088027 37.13 446334 1074723 13 17:33:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:34:01 eth0 236.86 196.19 667.62 357.75 0.00 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 docker0 76.07 57.66 7.31 306.00 0.00 0.00 0.00 0.00 17:35:01 eth0 0.85 0.08 0.07 0.01 0.00 0.00 0.00 0.00 17:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 eth0 1.28 0.63 0.58 0.40 0.00 0.00 0.00 0.00 17:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 17:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 eth0 0.15 0.10 0.08 0.06 0.00 0.00 0.00 0.00 17:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:39:01 eth0 0.22 0.20 0.07 0.02 0.00 0.00 0.00 0.00 17:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 39.38 32.45 109.93 58.92 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 12.51 9.48 1.20 50.32 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) 09/22/20 _x86_64_ (4 CPU) 17:32:05 LINUX RESTART (4 CPU) 17:33:02 CPU %user %nice %system %iowait %steal %idle 17:34:01 all 4.59 0.00 1.97 0.64 0.03 92.77 17:34:01 0 3.37 0.00 2.08 0.03 0.03 94.48 17:34:01 1 3.68 0.00 1.63 0.24 0.03 94.41 17:34:01 2 3.11 0.00 1.89 1.79 0.03 93.18 17:34:01 3 8.19 0.00 2.26 0.51 0.02 89.02 17:35:01 all 0.15 0.00 0.04 0.00 0.00 99.82 17:35:01 0 0.05 0.00 0.02 0.00 0.00 99.93 17:35:01 1 0.05 0.00 0.05 0.00 0.00 99.90 17:35:01 2 0.45 0.00 0.05 0.00 0.00 99.50 17:35:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:36:01 all 0.15 0.00 0.04 0.00 0.00 99.81 17:36:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:36:01 1 0.07 0.00 0.07 0.00 0.00 99.87 17:36:01 2 0.48 0.00 0.02 0.00 0.00 99.50 17:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:37:01 all 0.14 0.00 0.05 0.00 0.00 99.81 17:37:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:37:01 1 0.28 0.00 0.08 0.00 0.00 99.63 17:37:01 2 0.23 0.00 0.05 0.00 0.00 99.72 17:37:01 3 0.03 0.00 0.03 0.00 0.02 99.92 17:38:01 all 0.16 0.00 0.04 0.00 0.00 99.80 17:38:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:38:01 1 0.55 0.00 0.03 0.00 0.00 99.42 17:38:01 2 0.05 0.00 0.03 0.00 0.00 99.92 17:38:01 3 0.03 0.00 0.07 0.00 0.00 99.90 17:39:01 all 0.07 0.00 0.07 0.00 0.00 99.86 17:39:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:39:01 1 0.22 0.00 0.08 0.00 0.00 99.70 17:39:01 2 0.03 0.00 0.03 0.00 0.00 99.93 17:39:01 3 0.03 0.00 0.13 0.00 0.00 99.83 Average: all 0.86 0.00 0.36 0.11 0.01 98.67 Average: 0 0.57 0.00 0.36 0.01 0.01 99.06 Average: 1 0.80 0.00 0.32 0.04 0.01 98.84 Average: 2 0.72 0.00 0.34 0.29 0.01 98.64 Average: 3 1.37 0.00 0.42 0.08 0.01 98.12