---> uname -a: Linux 44b4b7a9649f 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: 2933.396 BogoMIPS: 5866.79 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% /w/workspace/ndry_app-functions-sdk-go_PR-466@tmp /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-466 ---> free -m: total used free shared buff/cache available Mem: 1837 671 136 0 1029 1060 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) 09/04/20 _x86_64_ (4 CPU) 13:47:43 LINUX RESTART (4 CPU) 13:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:01 3.75 0.00 3.75 0.00 0.00 117.36 0.00 13:51:01 0.43 0.00 0.43 0.00 0.00 5.70 0.00 13:52:01 0.20 0.00 0.20 0.00 0.00 2.47 0.00 13:53:01 0.32 0.00 0.32 0.00 0.00 3.50 0.00 13:54:01 0.33 0.00 0.33 0.00 0.00 4.16 0.00 13:55:01 81.46 53.15 28.31 0.00 5724.58 5447.70 0.00 Average: 14.42 8.86 5.56 0.00 954.15 930.20 0.00 13:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 190824 0 583772 31.03 2620 1104340 1081016 36.89 443248 1089284 16 13:51:01 191220 0 583372 31.00 2620 1104344 1078960 36.82 443564 1088896 8 13:52:01 189776 0 584808 31.08 2620 1104352 1079264 36.83 445040 1088900 8 13:53:01 189248 0 585336 31.11 2620 1104352 1079036 36.83 450484 1083608 12 13:54:01 186744 0 587836 31.24 2620 1104356 1079108 36.83 456136 1081032 8 13:55:01 94228 0 670768 35.65 2620 1113940 1276068 43.55 487112 1095740 12300 Average: 173673 0 599315 31.85 2620 1105947 1112242 37.96 454264 1087910 2059 13:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:01 eth0 0.33 0.08 0.02 0.01 0.00 0.00 0.00 0.00 13:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 eth0 0.47 0.08 0.05 0.01 0.00 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 eth0 5.20 3.18 3.65 1.99 0.00 0.00 0.00 0.00 13:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 0.00 13:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:54:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 0.00 13:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:55:01 eth0 89.19 73.25 741.28 10.51 0.00 0.00 0.00 0.00 13:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 15.92 12.81 124.19 2.11 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 0.00 0.00 0.00 0.00 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) 09/04/20 _x86_64_ (4 CPU) 13:47:43 LINUX RESTART (4 CPU) 13:49:01 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 0.05 0.00 0.04 0.00 0.00 99.91 13:50:01 0 0.03 0.00 0.03 0.00 0.00 99.93 13:50:01 1 0.07 0.00 0.03 0.00 0.00 99.90 13:50:01 2 0.05 0.00 0.05 0.02 0.00 99.88 13:50:01 3 0.05 0.00 0.03 0.00 0.00 99.92 13:51:01 all 0.03 0.00 0.02 0.00 0.00 99.95 13:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 13:51:01 1 0.03 0.00 0.02 0.00 0.00 99.95 13:51:01 2 0.03 0.00 0.02 0.00 0.00 99.95 13:51:01 3 0.03 0.00 0.03 0.00 0.00 99.93 13:52:01 all 0.20 0.00 0.03 0.00 0.00 99.76 13:52:01 0 0.05 0.00 0.03 0.00 0.00 99.92 13:52:01 1 0.52 0.00 0.02 0.00 0.00 99.47 13:52:01 2 0.08 0.00 0.07 0.00 0.00 99.85 13:52:01 3 0.17 0.00 0.02 0.00 0.00 99.82 13:53:01 all 0.15 0.00 0.02 0.00 0.00 99.83 13:53:01 0 0.02 0.00 0.00 0.00 0.00 99.98 13:53:01 1 0.52 0.00 0.02 0.00 0.00 99.47 13:53:01 2 0.05 0.00 0.05 0.00 0.00 99.90 13:53:01 3 0.03 0.00 0.00 0.00 0.00 99.97 13:54:01 all 0.13 0.00 0.04 0.00 0.00 99.84 13:54:01 0 0.02 0.00 0.03 0.00 0.00 99.95 13:54:01 1 0.43 0.00 0.05 0.00 0.00 99.52 13:54:01 2 0.03 0.00 0.03 0.00 0.00 99.93 13:54:01 3 0.02 0.00 0.03 0.00 0.00 99.95 13:55:01 all 2.67 0.00 1.46 0.97 0.01 94.89 13:55:01 0 2.41 0.00 1.34 0.12 0.02 96.12 13:55:01 1 3.69 0.00 1.85 2.84 0.00 91.61 13:55:01 2 2.16 0.00 1.47 0.37 0.00 96.01 13:55:01 3 2.41 0.00 1.17 0.57 0.02 95.84 Average: all 0.54 0.00 0.27 0.16 0.00 99.03 Average: 0 0.43 0.00 0.24 0.02 0.00 99.31 Average: 1 0.88 0.00 0.33 0.47 0.00 98.32 Average: 2 0.40 0.00 0.28 0.06 0.00 99.26 Average: 3 0.45 0.00 0.21 0.09 0.00 99.24