---> uname -a: Linux 57079f0ea19b 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-478 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-478@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 652 108 0 1076 1077 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) 16:50:01 LINUX RESTART (4 CPU) 16:51:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:52:02 51.61 14.84 36.77 0.00 5018.40 4102.93 0.00 16:53:01 1.69 0.00 1.69 0.00 0.00 32.71 0.00 16:54:01 0.30 0.00 0.30 0.00 0.00 3.79 0.00 16:55:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 16:56:01 0.27 0.00 0.27 0.00 0.00 4.15 0.00 16:57:01 0.28 0.00 0.28 0.00 0.00 3.23 0.00 16:58:01 78.97 47.78 31.19 0.00 5486.74 5669.97 0.00 Average: 19.10 8.97 10.13 0.00 1504.88 1406.56 0.00 16:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:52:02 245236 0 566400 30.10 2620 1067300 1145852 39.11 432244 1045440 120 16:53:01 256428 0 555184 29.51 2620 1067324 1076120 36.73 427196 1041044 36 16:54:01 255176 0 556488 29.58 2620 1067272 1076336 36.73 428560 1041020 16 16:55:01 253856 0 557808 29.65 2620 1067272 1076360 36.73 434416 1036388 20 16:56:01 254308 0 557348 29.62 2620 1067280 1076204 36.73 437408 1032960 12 16:57:01 254552 0 557100 29.61 2620 1067284 1076156 36.73 470988 999312 12 16:58:01 99168 0 635556 33.78 2620 1144212 1273052 43.45 468264 1112260 5488 Average: 231246 0 569412 30.26 2620 1078278 1114297 38.03 442725 1044061 815 16:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:52:02 eth0 339.33 303.61 1090.07 375.71 0.00 0.00 0.00 0.00 16:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:02 docker0 127.67 93.96 10.24 303.74 0.00 0.00 0.00 0.00 16:53:01 eth0 0.58 0.08 0.04 0.01 0.00 0.00 0.00 0.00 16:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 eth0 0.70 0.33 0.29 0.20 0.00 0.00 0.00 0.00 16:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:55:01 eth0 0.90 0.30 0.32 0.20 0.00 0.00 0.00 0.00 16:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:01 eth0 0.20 0.18 0.08 0.07 0.00 0.00 0.00 0.00 16:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:57:01 eth0 0.17 0.13 0.07 0.01 0.00 0.00 0.00 0.00 16:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:58:01 eth0 82.38 61.69 738.94 10.01 0.00 0.00 0.00 0.00 16:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 60.77 52.48 262.12 55.33 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 18.29 13.46 1.47 43.51 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) 16:50:01 LINUX RESTART (4 CPU) 16:51:01 CPU %user %nice %system %iowait %steal %idle 16:52:02 all 5.32 0.00 2.60 1.31 8.41 82.35 16:52:02 0 5.29 0.00 2.94 1.65 9.30 80.81 16:52:02 1 6.04 0.00 3.13 0.82 8.14 81.88 16:52:02 2 5.01 0.00 2.10 1.50 8.20 83.18 16:52:02 3 4.94 0.00 2.23 1.28 8.02 83.53 16:53:01 all 0.10 0.00 0.03 0.00 0.38 99.49 16:53:01 0 0.03 0.00 0.03 0.00 0.35 99.58 16:53:01 1 0.05 0.00 0.03 0.00 0.62 99.29 16:53:01 2 0.02 0.00 0.03 0.00 0.25 99.70 16:53:01 3 0.29 0.00 0.03 0.00 0.27 99.41 16:54:01 all 0.15 0.00 0.04 0.00 0.19 99.62 16:54:01 0 0.05 0.00 0.03 0.00 0.13 99.78 16:54:01 1 0.07 0.00 0.05 0.00 0.17 99.72 16:54:01 2 0.05 0.00 0.05 0.00 0.10 99.80 16:54:01 3 0.42 0.00 0.03 0.00 0.37 99.19 16:55:01 all 0.12 0.00 0.04 0.00 0.29 99.55 16:55:01 0 0.03 0.00 0.07 0.00 0.20 99.70 16:55:01 1 0.05 0.00 0.05 0.00 0.43 99.47 16:55:01 2 0.03 0.00 0.03 0.00 0.28 99.65 16:55:01 3 0.38 0.00 0.02 0.00 0.23 99.37 16:56:01 all 0.10 0.00 0.05 0.00 0.13 99.73 16:56:01 0 0.02 0.00 0.10 0.00 0.05 99.83 16:56:01 1 0.03 0.00 0.05 0.00 0.23 99.68 16:56:01 2 0.03 0.00 0.03 0.00 0.13 99.80 16:56:01 3 0.30 0.00 0.02 0.00 0.10 99.58 16:57:01 all 0.09 0.00 0.08 0.00 0.32 99.51 16:57:01 0 0.02 0.00 0.23 0.00 0.07 99.68 16:57:01 1 0.05 0.00 0.03 0.00 0.81 99.11 16:57:01 2 0.03 0.00 0.03 0.00 0.18 99.75 16:57:01 3 0.27 0.00 0.02 0.00 0.23 99.48 16:58:01 all 2.51 0.00 1.75 0.84 3.03 91.87 16:58:01 0 2.64 0.00 2.05 1.75 3.06 90.49 16:58:01 1 3.54 0.00 1.72 1.50 3.08 90.16 16:58:01 2 1.90 0.00 1.11 0.03 3.00 93.96 16:58:01 3 1.95 0.00 2.12 0.10 2.97 92.85 Average: all 1.20 0.00 0.66 0.31 1.83 96.00 Average: 0 1.16 0.00 0.78 0.49 1.89 95.68 Average: 1 1.40 0.00 0.72 0.33 1.92 95.62 Average: 2 1.02 0.00 0.49 0.22 1.75 96.52 Average: 3 1.22 0.00 0.64 0.20 1.75 96.19