---> uname -a: Linux 88ae31a6f54f 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/ndry_app-functions-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 786 115 0 935 988 Swap: 1023 3 1020 ---> 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 16: eth0@if17: 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) 09/08/20 _x86_64_ (4 CPU) 21:41:42 LINUX RESTART (4 CPU) 21:43:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:44:01 3.61 0.00 3.61 0.00 0.00 116.19 0.00 21:45:01 0.47 0.00 0.47 0.00 0.00 7.40 0.00 21:46:01 0.27 0.00 0.27 0.00 0.00 3.06 0.00 21:47:01 0.25 0.00 0.25 0.00 0.00 2.70 0.00 21:48:01 0.25 0.00 0.25 0.00 0.00 3.75 0.00 21:49:01 196.90 111.85 85.05 0.00 6134.00 31290.28 0.00 21:50:01 265.92 103.91 162.01 0.00 5930.30 37520.57 0.00 Average: 66.84 30.84 36.00 0.00 1724.18 9853.45 0.00 21:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:44:01 213852 0 592244 31.48 2620 1072840 1083144 36.97 452976 1057160 8 21:45:01 213484 0 592608 31.50 2620 1072844 1083216 36.97 454880 1055680 12 21:46:01 213020 0 593064 31.52 2620 1072852 1064640 36.33 457624 1053888 12 21:47:01 212092 0 593992 31.57 2620 1072852 1064844 36.34 467920 1044720 20 21:48:01 211732 0 594292 31.59 2620 1072912 1064820 36.34 470660 1042100 20 21:49:01 73348 0 732484 38.93 2596 1073128 1423300 48.57 556632 1039104 25524 21:50:01 202824 0 774020 41.14 1592 903120 1567364 53.49 653924 734696 40 Average: 191479 0 638958 33.96 2470 1048650 1193047 40.72 502088 1003907 3662 21:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:44:01 eth0 2.48 1.13 0.70 1.52 0.00 0.00 0.00 0.00 21:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 eth0 1.13 0.83 0.56 0.41 0.00 0.00 0.00 0.00 21:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 eth0 0.57 0.08 0.04 0.04 0.00 0.00 0.00 0.00 21:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 eth0 0.80 0.25 0.30 0.16 0.00 0.00 0.00 0.00 21:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 eth0 1.42 0.27 0.28 0.11 0.00 0.00 0.00 0.00 21:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 eth0 449.32 381.30 4081.71 33.48 0.00 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 vethc61a006 46.02 47.37 4.24 294.70 0.00 0.00 0.00 0.00 21:49:01 docker0 46.02 47.25 3.61 294.69 0.00 0.00 0.00 0.00 21:50:01 eth0 594.26 472.99 3876.26 110.53 0.00 0.00 0.00 0.00 21:50:01 veth3f489c9 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 docker0 32.67 38.92 2.15 313.43 0.00 0.00 0.00 0.00 Average: eth0 150.06 122.46 1137.59 20.90 0.00 0.00 0.00 0.00 Average: veth3f489c9 0.00 0.00 0.00 0.00 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 11.25 12.32 0.82 86.91 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) 09/08/20 _x86_64_ (4 CPU) 21:41:42 LINUX RESTART (4 CPU) 21:43:01 CPU %user %nice %system %iowait %steal %idle 21:44:01 all 0.13 0.00 0.05 0.00 0.00 99.82 21:44:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:44:01 1 0.35 0.00 0.07 0.00 0.00 99.58 21:44:01 2 0.08 0.00 0.05 0.00 0.00 99.87 21:44:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:45:01 all 0.17 0.00 0.03 0.00 0.00 99.79 21:45:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:45:01 1 0.50 0.00 0.05 0.00 0.00 99.45 21:45:01 2 0.10 0.00 0.05 0.00 0.02 99.83 21:45:01 3 0.07 0.00 0.02 0.00 0.00 99.92 21:46:01 all 0.15 0.00 0.03 0.00 0.00 99.82 21:46:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:46:01 1 0.52 0.00 0.02 0.00 0.00 99.47 21:46:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:46:01 3 0.02 0.00 0.03 0.00 0.00 99.95 21:47:01 all 0.17 0.00 0.04 0.00 0.00 99.79 21:47:01 0 0.08 0.00 0.02 0.00 0.00 99.90 21:47:01 1 0.50 0.00 0.05 0.00 0.02 99.43 21:47:01 2 0.05 0.00 0.08 0.00 0.00 99.87 21:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 21:48:01 all 0.04 0.00 0.08 0.00 0.00 99.88 21:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:48:01 1 0.08 0.00 0.07 0.00 0.00 99.85 21:48:01 2 0.02 0.00 0.18 0.00 0.00 99.80 21:48:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:49:01 all 7.25 0.00 4.07 1.70 0.01 86.97 21:49:01 0 7.93 0.00 4.36 2.02 0.02 85.67 21:49:01 1 7.06 0.00 4.16 1.33 0.02 87.44 21:49:01 2 7.50 0.00 3.74 2.20 0.00 86.56 21:49:01 3 6.49 0.00 4.00 1.26 0.02 88.22 21:50:01 all 12.74 0.00 7.42 3.81 0.03 76.01 21:50:01 0 11.10 0.00 7.47 1.93 0.03 79.46 21:50:01 1 11.30 0.00 7.85 5.56 0.02 75.28 21:50:01 2 11.59 0.00 6.84 5.00 0.03 76.54 21:50:01 3 16.98 0.00 7.51 2.72 0.03 72.75 Average: all 2.92 0.00 1.66 0.78 0.01 94.64 Average: 0 2.72 0.00 1.69 0.56 0.01 95.03 Average: 1 2.88 0.00 1.74 0.98 0.01 94.40 Average: 2 2.75 0.00 1.56 1.02 0.01 94.67 Average: 3 3.34 0.00 1.64 0.56 0.01 94.44