---> uname -a: Linux a7c25385d8fd 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% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-467 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-467@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 664 127 0 1045 1066 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) 23:09:25 LINUX RESTART (4 CPU) 23:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:11:01 64.23 15.75 48.48 0.00 5149.80 6704.96 0.00 23:12:01 1.77 0.00 1.77 0.00 0.00 36.72 0.00 23:13:01 0.38 0.00 0.38 0.00 0.00 5.13 0.00 23:14:01 0.17 0.00 0.17 0.00 0.00 1.20 0.00 23:15:01 0.22 0.00 0.22 0.00 0.00 3.68 0.00 23:16:01 0.45 0.00 0.45 0.00 0.00 7.09 0.00 23:17:01 0.27 0.02 0.25 0.00 0.13 2.78 0.00 23:18:01 0.25 0.00 0.25 0.00 0.00 2.60 0.00 Average: 8.36 1.94 6.41 0.00 635.07 834.24 0.00 23:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:11:01 213268 0 588828 31.29 2620 1076840 1121932 38.29 433256 1076032 120 23:12:01 219776 0 582356 30.95 2620 1076804 1077924 36.79 431384 1072516 20 23:13:01 220080 0 582044 30.93 2620 1076812 1077924 36.79 431268 1072516 8 23:14:01 217596 0 584528 31.07 2620 1076812 1078104 36.79 434304 1071872 20 23:15:01 217772 0 584288 31.05 2620 1076876 1078092 36.79 447432 1058608 28 23:16:01 218624 0 583488 31.01 2620 1076824 1078008 36.79 447068 1058564 8 23:17:01 218132 0 583976 31.04 2620 1076828 1077924 36.79 471696 1034104 8 23:18:01 218108 0 583988 31.04 2620 1076840 1077924 36.79 471728 1034108 8 Average: 217920 0 584187 31.05 2620 1076830 1083479 36.98 446017 1059790 28 23:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:11:01 eth0 471.33 393.30 1305.26 399.87 0.00 0.00 0.00 0.00 23:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 docker0 100.69 73.02 8.56 306.59 0.00 0.00 0.00 0.00 23:12:01 eth0 0.08 0.13 0.01 0.03 0.00 0.00 0.00 0.00 23:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 eth0 4.93 1.95 3.33 0.31 0.00 0.00 0.00 0.00 23:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:01 eth0 0.63 0.37 0.35 0.24 0.00 0.00 0.00 0.00 23:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 eth0 0.18 0.13 0.07 0.04 0.00 0.00 0.00 0.00 23:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 58.89 48.85 161.43 49.39 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 12.42 9.00 1.06 37.81 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) 23:09:25 LINUX RESTART (4 CPU) 23:10:02 CPU %user %nice %system %iowait %steal %idle 23:11:01 all 10.31 0.00 3.65 2.37 0.03 83.64 23:11:01 0 11.54 0.00 4.56 0.89 0.02 82.99 23:11:01 1 9.07 0.00 3.56 1.86 0.03 85.47 23:11:01 2 10.45 0.00 3.14 2.88 0.02 83.52 23:11:01 3 10.20 0.00 3.33 3.86 0.03 82.58 23:12:01 all 0.15 0.00 0.05 0.00 0.00 99.80 23:12:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:12:01 1 0.47 0.00 0.03 0.00 0.00 99.50 23:12:01 2 0.05 0.00 0.05 0.00 0.00 99.90 23:12:01 3 0.07 0.00 0.07 0.00 0.00 99.87 23:13:01 all 0.16 0.00 0.03 0.00 0.00 99.81 23:13:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:13:01 1 0.50 0.00 0.02 0.00 0.00 99.48 23:13:01 2 0.03 0.00 0.02 0.00 0.00 99.95 23:13:01 3 0.07 0.00 0.05 0.00 0.00 99.88 23:14:01 all 0.15 0.00 0.05 0.00 0.00 99.80 23:14:01 0 0.03 0.00 0.05 0.00 0.00 99.92 23:14:01 1 0.32 0.00 0.03 0.00 0.00 99.65 23:14:01 2 0.22 0.00 0.03 0.00 0.00 99.75 23:14:01 3 0.05 0.00 0.08 0.00 0.00 99.87 23:15:01 all 0.16 0.00 0.03 0.00 0.00 99.81 23:15:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:15:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:15:01 2 0.53 0.00 0.00 0.00 0.00 99.47 23:15:01 3 0.05 0.00 0.07 0.00 0.00 99.88 23:16:01 all 0.15 0.00 0.04 0.00 0.00 99.81 23:16:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:16:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:16:01 2 0.50 0.00 0.07 0.00 0.00 99.43 23:16:01 3 0.03 0.00 0.05 0.00 0.00 99.92 23:17:01 all 0.06 0.00 0.05 0.00 0.00 99.89 23:17:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:17:01 1 0.03 0.00 0.05 0.00 0.00 99.92 23:17:01 2 0.13 0.00 0.07 0.00 0.00 99.80 23:17:01 3 0.03 0.00 0.08 0.00 0.00 99.88 23:18:01 all 0.02 0.00 0.03 0.00 0.00 99.96 23:18:01 0 0.00 0.00 0.00 0.00 0.00 100.00 23:18:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:18:01 2 0.02 0.00 0.03 0.00 0.00 99.95 23:18:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 1.37 0.00 0.48 0.29 0.00 97.86 Average: 0 1.43 0.00 0.58 0.11 0.00 97.88 Average: 1 1.29 0.00 0.47 0.23 0.00 98.01 Average: 2 1.47 0.00 0.42 0.35 0.00 97.76 Average: 3 1.29 0.00 0.46 0.47 0.00 97.77