---> uname -a: Linux 8d3a461cbbb6 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 655 134 0 1047 1073 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) 09/04/20 _x86_64_ (4 CPU) 21:35:44 LINUX RESTART (4 CPU) 21:37:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:38:01 3.01 0.00 3.01 0.00 0.00 101.27 0.00 21:39:01 0.37 0.00 0.37 0.00 0.00 4.35 0.00 21:40:01 0.28 0.00 0.28 0.00 0.00 3.48 0.00 21:41:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 21:42:01 0.35 0.00 0.35 0.00 0.00 4.80 0.00 21:43:01 44.38 42.81 1.57 0.00 4278.43 34.09 0.00 Average: 8.11 7.14 0.97 0.00 713.15 25.14 0.00 21:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:38:01 217496 0 567016 30.14 2620 1094424 1077532 36.77 429564 1076516 16 21:39:01 217852 0 566656 30.12 2620 1094428 1077532 36.77 429848 1076236 8 21:40:01 214556 0 569944 30.29 2620 1094436 1077736 36.78 433060 1076236 8 21:41:01 213420 0 571080 30.35 2620 1094436 1077736 36.78 441120 1068920 8 21:42:01 213928 0 570568 30.32 2620 1094440 1077616 36.78 441368 1068920 8 21:43:01 70668 0 651180 34.61 2620 1157088 1511396 51.58 530804 1120352 50444 Average: 191320 0 582741 30.97 2620 1104875 1149925 39.24 450961 1081197 8415 21:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:38:01 eth0 0.25 0.10 0.01 0.02 0.00 0.00 0.00 0.00 21:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 eth0 0.58 0.10 0.06 0.01 0.00 0.00 0.00 0.00 21:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 eth0 1.00 0.47 0.35 0.21 0.00 0.00 0.00 0.00 21:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 eth0 0.35 0.33 0.26 0.20 0.00 0.00 0.00 0.00 21:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:01 eth0 0.23 0.20 0.08 0.07 0.00 0.00 0.00 0.00 21:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:43:01 eth0 81.22 65.38 732.28 11.82 0.00 0.00 0.00 0.00 21:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 13.94 11.10 122.19 2.05 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) 21:35:44 LINUX RESTART (4 CPU) 21:37:01 CPU %user %nice %system %iowait %steal %idle 21:38:01 all 0.14 0.00 0.05 0.00 0.00 99.82 21:38:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:38:01 1 0.42 0.00 0.05 0.00 0.00 99.53 21:38:01 2 0.07 0.00 0.03 0.00 0.00 99.90 21:38:01 3 0.05 0.00 0.08 0.00 0.00 99.87 21:39:01 all 0.11 0.00 0.03 0.00 0.00 99.86 21:39:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:39:01 1 0.38 0.00 0.03 0.00 0.00 99.58 21:39:01 2 0.02 0.00 0.02 0.00 0.00 99.97 21:39:01 3 0.03 0.00 0.05 0.00 0.00 99.92 21:40:01 all 0.13 0.00 0.03 0.00 0.00 99.84 21:40:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:40:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:40:01 2 0.45 0.00 0.03 0.00 0.00 99.52 21:40:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:41:01 all 0.14 0.00 0.03 0.00 0.00 99.83 21:41:01 0 0.00 0.00 0.00 0.00 0.00 100.00 21:41:01 1 0.03 0.00 0.05 0.00 0.00 99.92 21:41:01 2 0.50 0.00 0.03 0.00 0.00 99.47 21:41:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:42:01 all 0.16 0.00 0.02 0.00 0.00 99.82 21:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:42:01 1 0.05 0.00 0.03 0.00 0.00 99.92 21:42:01 2 0.55 0.00 0.02 0.00 0.00 99.43 21:42:01 3 0.03 0.00 0.00 0.00 0.00 99.97 21:43:01 all 1.24 0.00 0.56 0.93 0.00 97.27 21:43:01 0 0.77 0.00 0.62 0.35 0.00 98.27 21:43:01 1 2.47 0.00 0.82 3.04 0.00 93.67 21:43:01 2 1.12 0.00 0.40 0.28 0.00 98.20 21:43:01 3 0.60 0.00 0.40 0.05 0.00 98.95 Average: all 0.32 0.00 0.12 0.15 0.00 99.41 Average: 0 0.14 0.00 0.12 0.06 0.00 99.69 Average: 1 0.56 0.00 0.17 0.51 0.00 98.76 Average: 2 0.45 0.00 0.09 0.05 0.00 99.41 Average: 3 0.13 0.00 0.10 0.01 0.00 99.77